S.No |
Acronym |
Full Form |
1 |
CDMA |
Code Division Multiple Access |
2 |
FM |
Frequency Modulation |
3 |
GPRS |
General Packet Radio Service |
4 |
GSM |
Global System for Mobile communication |
5 |
ISD |
International Subscriber Dialing |
6 |
ITC |
Indian Tobacco Company, International Trade Center, Independent Telephone
Company |
7 |
PCO |
Public Call Office |
8 |
PCS |
Provincial Civil Service & Personal Communication Service |
9 |
WIFI |
Wireless Fidelity |
10 |
NAP |
Network Access Point |
11 |
BSC |
Base Station Controller |
12 |
RFT |
Radio Frequency Transmitter |
13 |
GEO |
Geostationary Earth Orbit |
14 |
DSS |
Direct Satellite Services |
15 |
SDLC |
Synchronous Data Link Control |
16 |
IMSI |
International Mobile Subscriber Identity |
17 |
SMSC |
Gateway Mobile Switching Center |
18 |
DTA |
Data Transfer Adapter |
19 |
DTC |
Digital Traffic Channel |
20 |
IVRS |
Interactive Voice Response System |
21 |
CGSA |
Cellular Geographic Service Areas |
22 |
RNC |
Radio Network Controller |
23 |
NPDB |
Number Portability Database |
24 |
BFS |
Broadcast File System |
25 |
BGCF |
Breakout Gateway Control Function |
26 |
BGP |
Border Gateway Protocol |
27 |
BIU |
Broadband Interface Unit |
28 |
BRAS |
Broadband Remote Access Server |
29 |
BOPL |
Broadband Over Power Line |
30 |
BRI |
Brand Rating Index |
31 |
BRS |
Broadband Radio Service |
32 |
TMN |
Telecommunication Management Network |
33 |
UMTS |
Universal Mobile Telecommunications System |
34 |
FLAG |
Fiber Link Around the Globe |
35 |
VPS |
Voice Processing System |
36 |
DPCM |
Differential Pulse Code Modulator |
37 |
VMS |
Voice Mail System |
38 |
PAD |
Packet Assembler And Disassembler |
39 |
PCN |
Personal Communications Network |
40 |
VAC |
Voltage Alternating Current |
41 |
ATC |
Alarm Traffic Controller |
42 |
AFC |
Automatic Frequency Control |
43 |
PDC |
Personal Digital Cellular |
44 |
WAP |
Wireless Application Protocol |
45 |
WCDMA |
Wideband Code Division Multiple Access |
46 |
OMF |
Object Management Framework |
47 |
FM |
Frequency Modulation |
48 |
PCO |
Public Call Office |
49 |
FDM |
Frequency Division Modulation |
50 |
FSS |
Fixed Satellite Service |
51 |
LEO |
Low Earth Orbit |
52 |
MAP |
Mobile Application Part |
53 |
POTS |
Plain Old Telephone Service |
54 |
kHz |
kilohertz (thousand hertz) |
55 |
MHz |
Megahertz (million hertz) |
56 |
AVC |
Advanced Video Coding |
57 |
AVI |
Advanced Video Interface |
58 |
AWGN |
Additive White Gaussian Noise |
59 |
BDF |
Broadband Digital Forward |
60 |
BDR |
Baseband Digital Reverse |
61 |
BERT |
Bit Error Rate Test |
62 |
BMS |
Business Management System |
63 |
BPF |
Band Pass Filter |
64 |
UPR |
User Performance Requirements |
65 |
GMRS |
General Mobile Radio Service |
66 |
SGSN |
Serving GPRS Support Node |
67 |
PDSN |
Packet Data Switched Network |
68 |
AUC |
Authentication Center |
69 |
PUK |
PIN Unblocking Key |
70 |
SIS |
Subscriber Identity Security |
71 |
SIM |
Subscriber Identity Module |
72 |
UMTS |
Universal Mobile Telecommunication System |
73 |
IMN |
Intelligent Mobile Network |
74 |
VLR |
Visitor Location Register |
75 |
BPI |
Baseline Privacy Interface |
76 |
DCF |
Dispersion Compensating Fiber |
77 |
DCR |
Digital Cable Ready |
78 |
CTO |
Chief Technology Officer |
79 |
ATM |
Asynchronous Transfer Mode |
80 |
ATM |
Automated Teller Machine |
81 |
DCP |
Device Control Protocol |
82 |
ACTS |
Advanced Communication Technology Satellite (NASA) |
83 |
CLASS |
Custom Local Area Signaling Services |
84 |
POC |
Point Of Contact |
85 |
DATE |
Duly Authorized Telecommunications Entity |
86 |
FOB |
Free On Board |
87 |
IF |
Intermediate Frequency |
88 |
BOD |
Bandwidth on Demand |
89 |
DID |
Direct Inward Dialing |
90 |
BOT |
Build Operate Transfer |
91 |
CAP |
Competitive Access Provider |
92 |
IN |
Intelligent Network |
93 |
CGI |
Common Gateway Interface |
94 |
FAT |
Factory Acceptance Test |
95 |
POM |
Project Office Manager |
96 |
POP |
Point of Presence |
97 |
COO |
Chief Operating Officer |
98 |
AMPS |
Advanced Mobile Phones System |
99 |
SDI |
Secure Digital Interface |
100 |
SRTP |
Secure Real time Transport Protocol |
101 |
SSL |
Secure Sockets Layer |
102 |
TCAP |
Transaction Capabilities Application Part |
103 |
TCM |
Tandem Connection Monitoring |
104 |
UNI |
User Network Interface |
105 |
VPI |
Virtual Path Identifier |
106 |
WSS |
Wavelength Selective Switch |
107 |
VPLS |
Virtual Private LAN Service |
108 |
UPS |
Uninterruptible Power Supply |
109 |
TCO |
Total Cost of Ownership |
110 |
TCP |
Transmission Control Protocol |
111 |
SSM |
Source Specific Multicast |
112 |
SSMF |
Standard Single Mode Fiber |
113 |
SMF |
Single Mode Fiber |
114 |
SMS |
Service Management System |
115 |
SDMI |
Secure Digital Music Initiative |
116 |
SDP |
Session Description Protocol |
117 |
DBS |
Direct Broadcast Satellite |
118 |
DC |
Direct Current |
119 |
DCA |
Digital Cable Application |
120 |
CSS |
Content Scrambling System |
121 |
CSV |
Comma Separated Value |
122 |
BSS |
Business Support System |
123 |
TRAI |
Telecom Regulatory Authority Of India |
124 |
ASR |
Access Switch Router |
125 |
ASTB |
Advanced Set Top Box |
126 |
BTS |
Business Telecom Services |
127 |
CORBA |
Common Object Request Broker Architecture |
128 |
COT |
Central Office Terminal |
129 |
CTAM |
Cable & Telecommunications Association for Marketing |
130 |
CTB |
Composite Triple Beat |
131 |
CTIA |
Cellular Telecommunications and Internet Association |
132 |
DCC |
Data Communication Channel |
133 |
DCD |
Downstream Channel Descriptor |
134 |
CEA |
Consumer Electronics Association |
135 |
CEP |
Cable Entry Point |
136 |
CIFS |
Common Internet File System |
137 |
CNR |
Carrier to Noise Ratio |
138 |
CSO |
Composite Second Order |
139 |
CSR |
Customer Service Representative |
140 |
COLD |
Central Office Layout Design |
141 |
COPS |
Common Open Policy Service |
142 |
CIM |
Common Information Model |
143 |
CIR |
Committed Information Rate |
144 |
CER |
Codeword Error Ratio |
145 |
CES |
Circuit Emulation Service |
146 |
ODA |
Outlet Digital Adapter |
147 |
ODRL |
Open Digital Rights Language |
148 |
CRL |
Certificate Revocation List |
149 |
CRM |
Customer Relationship Management |
150 |
ASIC |
Application Specific Integrated Circuit |
151 |
ASM |
Asset Management System |
152 |
ASP |
Average Selling Price |
153 |
FSK |
Frequency Shift Keying |
154 |
FTMD |
Full Track Music Download |
155 |
CDR |
Call Detail Record |
156 |
CD ROM |
Compact Disk Read Only Memory |
157 |
CMTS |
Cable Modem Termination System |
158 |
OEM |
Original Equipment Manufacturer |
159 |
OEPL |
Optical Ethernet Private Line |
160 |
CMOS |
Complimentary Metal Oxide Semiconductor |
161 |
CMS |
Call Management Server |
162 |
DMCA |
Digital Millennium Copyright Act |
163 |
DMH |
Degraded Modem Hours |
164 |
DSP |
Digital Signal Processor |
165 |
DSSS |
Direct Sequencing Spread Spectrum |
166 |
EAS |
Emergency Alert System |
167 |
ECR |
Efficient Consumer Response |
168 |
EPON |
Ethernet Passive Optical Network |
169 |
EPRI |
Electric Power Research Institute |
170 |
FCRC |
Fragment Cyclic Redundancy Check |
171 |
FDD |
Frequency Division Duplexed |
172 |
SDB |
Switched Digital Broadcast |
173 |
SDH |
Synchronous Digital Hierarchy |
174 |
SLIC |
Subscriber Line Interface Card |
175 |
SLM |
Signal Level Meter |
176 |
SRM |
System Resource Manager |
177 |
SRS |
Stimulated Raman Scattering |
178 |
SVOD |
Subscription Video on Demand |
179 |
SVP |
Secure Video Processor |
180 |
UGS |
Unsolicited Grant Service |
181 |
UHF |
Ultra High Frequency |
182 |
UMA |
Unlicensed Mobile Access |
183 |
UNE |
Unbundled Network Element |
184 |
VLAN |
Virtual Local Area Network |
185 |
VLL |
Virtual Leased Line |
186 |
WPE |
Wireless Plant Extension |
187 |
WRED |
Weighted Random Early Detection |
188 |
EPG |
Electronic Program Guide |
189 |
DSCP |
Differentiated Service Code Point |
190 |
DSL |
Digital Subscriber Line |
191 |
DMA |
Designated Marketing Area |
192 |
DMC |
Dual Modem Cards |
193 |
DAS |
Direct Attached Storage |
194 |
DAT |
Digital Audio Tape |
195 |
DBPSK |
Differential Binary Phase Shift Keying |
196 |
CPE |
Customer Premises Equipment |
197 |
CRA |
Contention Resolution Algorithm |
198 |
ASCII |
American Standard Code for Information Interchange |
199 |
ASI |
Asynchronous Serial Interface |
200 |
BTSC |
Broadcast Television Systems Committee |
201 |
CAB |
Cable Advertising Bureau |
202 |
CAC |
Call Admission Control |
203 |
RAID |
Redundant Array of Inexpensive Disks |
204 |
RBOC |
Regional Bell Operating Company |
205 |
ROAP |
Rights Object Acquisition Protocol |
206 |
ROB |
Return on Bandwidth |
207 |
SPP |
Serial Port Profile |
208 |
SPTS |
Single Program Transport Stream |
209 |
STS |
Synchronous Transport Signal |
210 |
SUT |
System Under Test |
211 |
TSR |
Technical Service Representative |
212 |
TSS |
Telephony Switching Sub System |
213 |
UCC |
Upstream Channel Change |
214 |
VER |
Virtual Ethernet Ring |
215 |
WPA |
Wireless (Wi Fi) Protected Access |
216 |
WPAN |
Wireless Personal Area Network |
217 |
VPN |
Virtual Private Network |
218 |
VRF |
Virtual Routing and Forwarding |
219 |
VHF |
Very High Frequency |
220 |
VHS |
Video Home System |
221 |
PID |
Packet Identifier |
222 |
PKI |
Public Key Infrastructure |
223 |
PLC |
Packet Loss Concealment |
224 |
PVC |
Private Virtual Circuit |
225 |
PVR |
Personal Video Recorder |
226 |
QAM |
Quadrature Amplitude Modulation |
227 |
RKS |
Record Keeping Server |
228 |
RMS |
Root Mean Square |
229 |
RNOC |
Regional Network Operations Center |
230 |
SIP |
Session Initiation Protocol |
231 |
SLA |
Service Level Agreement |
232 |
SLC |
Shorten Last Codeword |
233 |
STM |
Synchronous Transport Module |
234 |
STP |
Spanning Tree Protocol |
235 |
WAN |
Wide Area Network |
236 |
WCD |
Wideband Channel Descriptor |
237 |
WCM |
Wideband Cable Modem |
238 |
EML |
Externally Modulated Laser |
239 |
EMM |
Entitlement Management Message |
240 |
EMS |
Element Management System |
241 |
DVR |
Digital Video Recorder |
242 |
DVS |
Digital Video Standard |
243 |
DWDM |
Dense Wavelength Division Multiplex |
244 |
CLV |
Consumer Lifetime Value |
245 |
CMLA |
Content Management License Administrator |
246 |
CCM |
Constant Coding and Modulation |
247 |
CCS |
Centum Call Seconds |
248 |
ATSC |
Advanced Television Systems Committee |
249 |
AUP |
Acceptable Use Policy |
250 |
CD |
Compact Disc |
251 |
CDC |
Connected Device Configuration |
252 |
LRU |
Least Recently Used |
253 |
LSB |
Least Significant Byte |
254 |
LCP |
Local Convergence Point |
255 |
LCS |
Line Code Signaling |
256 |
IAG |
Interactive Advertising Guidelines |
257 |
IAMS |
Intelligent Asset Management System |
258 |
HDT |
Host Digital Terminal |
259 |
HDTV |
High Definition Television |
260 |
HIT |
Headend Interface Terminal |
261 |
CSH |
Central Switch Homerun |
262 |
CLI |
Command Line Interface |
263 |
CLR |
Common Language Run time |
264 |
ARIB |
Association of Radio Industries and Businesses |
265 |
ARIN |
American Registry of Internet Numbers |
266 |
PON |
Passive Optical Network |
267 |
POS |
Packet Over SONET |
268 |
PSP |
Packet Streaming Protocol |
269 |
PSQ |
Packet Streaming Queue |
270 |
PTS |
Program Transport Stream |
271 |
PVC |
Permanent Virtual Circuit |
272 |
RIN |
Relative Intensity Noise |
273 |
RIP |
Routing Information Protocol |
274 |
SPE |
Synchronous Payload Envelope |
275 |
SPM |
Self phase modulation |
276 |
STG |
Subscriber Telephony Gateway |
277 |
TRP |
Target Rating Points |
278 |
TSI |
Time Slot Interchange |
279 |
VCR |
Video Cassette Recorder |
280 |
VDC |
Volts Direct Current |
281 |
WLAN |
Wireless Local Area Network |
282 |
WME |
Wireless Media Extension |
283 |
PSI |
Program Specific Information |
284 |
PSIP |
Program and System Information Protocol |
285 |
RFP |
Request for Proposal |
286 |
RIAA |
Recording Industry Association of America |
287 |
SAW |
Surface Acoustic Wave |
288 |
SBC |
Switched Broadcast Client |
289 |
SBM |
Switched Broadcast Manager |
290 |
SNMP |
Simple Network Management Protocol |
291 |
SOA |
Semiconductor Optical Amplifier |
292 |
SOAP |
Simple Object Access Protocol |
293 |
TNCS |
Transmission Network Control System |
294 |
TRI |
Telephony Return Interface |
295 |
VCI |
Virtual Channel Identifier |
296 |
VCM |
Variable Coding and Modulation |
297 |
IPAT |
Internet Protocol Access Terminal |
298 |
IPDR |
Internet Protocol Detail Record |
299 |
IPDT |
Internet Protocol Digital Terminal |
300 |
HSS |
Home Subscriber Server |
301 |
HTPC |
Home Theatre Personal Computer |
302 |
GSRM |
Global System Resource Manager |
303 |
GUI |
Graphical User Interface |
304 |
GVRP |
GARP VLAN Registration Protocol |
305 |
FCC |
Federal Communications Commission |
306 |
FCP |
Fiber Channel Protocol |
307 |
EPL |
Ethernet Private Line |
308 |
CSCF |
Call State Control Function |
309 |
DLNA |
Digital Living Network Alliance |
310 |
CPD |
Common Path Distortion |
311 |
DAC |
Digital Addressable Controller |
312 |
DARPA |
Defense Advanced Research Projects Agency |
313 |
CLE |
Customer Located Equipment |
314 |
CLEC |
Competitive Local Exchange Carrier |
315 |
CCI |
Content Control Information |
316 |
CCK |
Complimentary Code Keying |
317 |
ARCNET |
Attached Resource Computer Network |
318 |
ARF |
Advertising Research Foundation |
319 |
PBX |
Private Branch Exchange |
320 |
PCI |
Peripheral Connect Interface |
321 |
PCR |
Program Clock Reference |
322 |
PRM |
Polarization Recovery Module |
323 |
PRNG |
Pseudo Random Number Generators |
324 |
RFC |
Request for Comment |
325 |
SAP |
Service Access Point |
326 |
SARA |
Scientific Atlanta Resident Application |
327 |
SATA |
Serial Advanced Technology Attachment |
328 |
SCP |
Service Control Platform |
329 |
SCR |
Silicon Controlled Rectifier |
330 |
SCSI |
Small Computer System Interface |
331 |
SHDB |
Switched High definition Digital Broadcast |
332 |
SIC |
Standard Industrial Classification |
333 |
TELR |
Talker Echo Loudness Rating |
334 |
TKIP |
Temporal Key Integrity Protocol |
335 |
VBR |
Variable Bit Rate |
336 |
VCAT |
Virtual Concatenation |
337 |
VSAT |
Very Small Aperture Terminal |
338 |
VTS |
Video Transport Service |
339 |
HSD |
High Speed Data |
340 |
HSDPA |
High Speed Downlink Packet Access |
341 |
HSI |
High Speed Internet |
342 |
GPS |
Global Positioning Satellite |
343 |
GRE |
Generic Routing Encapsulation |
344 |
GRM |
Global Resource Manager |
345 |
EIR |
Excess Information Rate |
346 |
EMI |
Electro Magnetic Interference |
347 |
DRAM |
Dynamic Random Access Memory |
348 |
DRM |
Digital Rights Management |
349 |
DSA |
Dynamic Service Addition |
350 |
DHWG |
Digital Home Working Group |
351 |
DLCI |
Data Link Connection Identifier |
352 |
DLL |
Data Link Layer |
353 |
CBT |
Computer Based Testing (or Training) |
354 |
CCDF |
Complementary Cumulative Distribution Function |
355 |
API |
Application Programming Interface |
356 |
APSK |
Amplitude Phase Shift Keying |
357 |
VAG |
Voice Access Gateway |
358 |
VBI |
Vertical Blanking Interval |
359 |
RTSP |
Real Time Streaming Protocol |
360 |
SAG |
Synthetic Analog Gateway |
361 |
SAN |
Storage Area Network |
362 |
PRBS |
Pseudo Random Binary Sequence |
363 |
PRI |
Primary Rate Interface |
364 |
PBIA |
Personal Broadband Industry Association |
365 |
PBP |
Personal Basis Profile |
366 |
PBR |
Policy Based Routing |
367 |
NID |
Network Interface Device |
368 |
NIS |
Network Infrastructure Solutions |
369 |
MSC |
Mobile Switching Center |
370 |
MSPP |
Multi Service Provisioning Platform |
371 |
MTA |
Multimedia Terminal Adapter |
372 |
MVNO |
Mobile Virtual Network Operator |
373 |
MDU |
Multiple Dwelling Unit |
374 |
MEMS |
Micro Electro Mechanical Systems |
375 |
LMP |
Link Management Protocol |
376 |
LOS |
Loss of Signal |
377 |
LPCM |
Linear Pulse Code Modulation |
378 |
OSC |
Optical Supervisory Channel |
379 |
OSI |
Open Systems Interconnect |
380 |
NTSC |
National Television System Committee |
381 |
NEMA |
National Electrical Manufactures Association |
382 |
NEMS |
Network Element Management System |
383 |
NGNA |
Next Generation Network Architecture |
384 |
MPLS |
Multi Protocol Label Switching |
385 |
MPTS |
Multiple Program Transport Stream |
386 |
MSB |
Most Significant Byte |
387 |
MDA |
Model Driven Architecture |
388 |
MDR |
Mobile Digital Recorder |
389 |
LMDS |
Local Multipoint Distribution Service |
390 |
LMI |
Link Management Interface |
391 |
LATA |
Local Access and Transport Area |
392 |
LCAS |
Link Capacity Adjustment Scheme |
393 |
NDVR |
Network Digital Video Recording |
394 |
NEBS |
Network Equipment Building System |
395 |
LED |
Light Emitting Diode |
396 |
LLC |
Logical Link Control |
397 |
ISTP |
Internet Signaling Transport Protocol |
398 |
HPNA |
Home Phoneline Networking Alliance |
399 |
HPOV |
Hewlett Packard Open View |
400 |
HQ |
High Quality |
401 |
HSA |
High Speed Access |
402 |
FSN |
Full Service Network |
403 |
FSO |
Free Space Optical |
404 |
FTP |
File Transfer Protocol |
405 |
EDGE |
Enhanced Data Rates for Global Evolution |
406 |
EIA |
Electronics Industry Association |
407 |
DFB |
Distributed Feedback |
408 |
DHCP |
Dynamic Host Configuration Protocol |
409 |
DHEI |
Digi Cable Headend Expansion Interface |
410 |
CATV |
Community Antenna Television |
411 |
CBR |
Constant Bit Rate |
412 |
ADSL |
Asymmetric Digital Subscriber Line |
413 |
AES |
Advanced Encryption Standard |
414 |
OMG |
Object Management Group |
415 |
ONDS |
Optical Node Distribution Switch |
416 |
ONT |
Optical Network Termination |
417 |
PESQ |
Perceptual Evaluation of Speech Quality |
418 |
PHS |
Payload Header Suppression |
419 |
RTP |
Real time Transport Protocol |
420 |
RTPS |
Real Time Polling Service |
421 |
SCMS |
Serial Copy Management System |
422 |
SCO |
Synchronous Connection Oriented |
423 |
SES |
Severely Errored Seconds |
424 |
SGC |
Signaling Gateway Controller |
425 |
UTI |
Universal Transport Interface |
426 |
UTP |
Unshielded Twisted Pair Cable |
427 |
VAD |
Voice Activity Detection |
428 |
WECA |
Wireless Ethernet Compatibility Alliance |
429 |
WEP |
Wired Equivalent Privacy |
430 |
AOD |
Advertising On Demand |
431 |
APD |
Avalanche Photo Diode |
432 |
PPT |
Power Passing Tap |
433 |
PPTP |
Point to Point Tunneling Protocol |
434 |
RCA |
Root Cause Analysis |
435 |
RDI |
Remote Defect Indicator |
436 |
ROI |
Return on Investment |
437 |
RTN |
Regional Transport Network |
438 |
RTOS |
Real Time Operating System |
439 |
SCM |
Stored Content Manager |
440 |
SDVOD |
Standard Definition Video on Demand |
441 |
RPD |
Return Path Demodulator |
442 |
RPM |
Revolutions Per Minute |
443 |
PPD |
Post pickup Delay |
444 |
PPP |
Point to Point Protocol |
445 |
SMTP |
Simple Mail Transfer Protocol |
446 |
SNG |
Satellite News Gathering |
447 |
TDM |
Time Division Multiplexing |
448 |
TEC |
Triggered Event Command |
449 |
VRTX |
Virtual Real Time Extension |
450 |
SBS |
Switched Broadcast Server |
451 |
SBV |
Switched Broadcast Video |
452 |
VSA |
Vector Signal Analyzer |
453 |
USF |
Universal Service Fund |
454 |
USM |
User based Security Model |
455 |
SDRAM |
Synchronous Direct Random Access Memory |
456 |
SDTV |
Standard Definition Television |
457 |
RPR |
Resilient Packet Ring |
458 |
RTI |
Real Time Ingest |
459 |
PSQM |
Perceptual Speech Quality Measurement |
460 |
PSTN |
Public Switched Telephone Network |
461 |
CWDM |
Coarse Wavelength Division Multiplexing |
462 |
CWM |
Common Warehouse Metamodel |
463 |
CLDC |
Connection Limited Device Configuration |
464 |
TIA |
Telecommunications Industry Association |
465 |
ACM |
Adaptive Coding and Modulation |
466 |
DENI |
Digital Entertainment Networking Initiative |
467 |
DES |
Data Encryption Standard |
468 |
DFAST |
Dynamic Feedback Arrangement Scrambling Technique |
469 |
ADI |
Asynchronous Digital Interface |
470 |
MIRS |
Motorola Integrated Radio system |
471 |
MTS |
Mobile Telephone Service |
472 |
ANF |
Aggregate Noise Factor |
473 |
ANSI |
American National Standards Institute |
474 |
CALEA |
Communications Assistance for Law Enforcement Act |
475 |
ISMS |
Integrated Service Management System |
476 |
ISO |
International Organization for Standardization |
477 |
LEC |
Local Exchange Carrier |
478 |
LVI |
Low Voltage Integrator |
479 |
MAC |
Media Access Control |
480 |
MCTF |
Motion Compensated Temporal Filtering |
481 |
MMI |
Man Machine Interface |
482 |
MPC |
Media Player Controller |
483 |
NDE |
Network Dimensioning Engine |
484 |
NDMH |
Non Degraded Modem Hours |
485 |
NRSS |
National Renewable Security Standard |
486 |
NSI |
Network Side Interface |
487 |
NTS |
Near Term Storage |
488 |
OCSP |
Online Certificate Status Protocol |
489 |
OCST |
Office of Cable Signal Theft |
490 |
PMT |
Program Map Table |
491 |
POD |
Point of Deployment |
492 |
OSNR |
Optical Signal to Noise Ratio |
493 |
OSPF |
Open Shortest Path First |
494 |
OSS |
Operational Support System |
495 |
OLT |
Optical Line Terminal |
496 |
OMA |
Open Mobile Alliance |
497 |
ISV |
Independent Software Vendor |
498 |
ITA |
Interactive Television Association |
499 |
FLR |
Frame Loss Ratio |
500 |
FOSC |
Fiber Optic Splice Closure |
501 |
EDC |
Electronic Dispersion Compensator |
502 |
EDFA |
Erbium Doped Fiber Amplifier |
503 |
DPON |
Deep fiber Passive Optical Network |
504 |
DPSK |
Differential Phase Shift Keying |
505 |
DPT |
Dynamic Packet Transport |
506 |
SCH |
Synchronization Channel |
507 |
SDMA |
Spatial Division Multiple Access |
508 |
MC |
Message Center |
509 |
MCS |
Multi Carrier Mode |
510 |
BTS |
Base Transceiver Station |
511 |
DAMPS |
Digital Advance Mobile Phone Service |
512 |
DTMF |
Dual Tone Multiple Frequency |
513 |
EIRP |
Equivalent Isotropic Radiated Power |
514 |
ESMR |
Enhanced Specialized Mobile Radio |
515 |
EVPL |
Ethernet Virtual Private Line |
516 |
FBI |
Federal Bureau of Investigation |
517 |
ATDMA |
Asynchronous Time Division Multiple Access |
518 |
ARP |
Address Resolution Protocol |
519 |
DVD |
Digital Versatile Disc |
520 |
DVI |
Display Visual Interface |
521 |
EVC |
Ethernet Virtual Circuit |
522 |
EVM |
Error Vector Magnitude |
523 |
FEC |
Forwarding Equivalence Class |
524 |
FHCS |
Fragment Header Check Sequence |
525 |
HDLC |
High Level Data Link Control |
526 |
HDMI |
High Definition Multimedia Interface |
527 |
ILEC |
Incumbent Local Exchange Carrier |
528 |
IMD |
Inter Modulation Distortion |
529 |
INA |
Interactive Network Adaptor |
530 |
ISA |
Industry Standard Architecture |
531 |
ISDN |
Integrated Services Digital Network |
532 |
ISM |
Industrial Scientific Medical |
533 |
IVR |
Interactive Voice Response |
534 |
KDCF |
Korea Digital Cable Forum |
535 |
LTS |
Long Term Storage |
536 |
NAT |
Network Address Translation |
537 |
NDA |
Non Disclosure Agreement |
538 |
NOC |
Network Operations Center |
539 |
NPR |
Noise Power Ratio |
540 |
OUI |
Organizationally Unique Identifier |
541 |
PAT |
Program Association Table |
542 |
OFC |
Optical Fiber Communication |
543 |
PLT |
Power Line Telecommunications |
544 |
PMD |
Polarization Mode Dispersion |
545 |
PCS |
Personal Communications System |
546 |
IRR |
Internal Rate of Return |
547 |
LSP |
Label Switched Path |
548 |
LSR |
Label Switch Router |
549 |
MHP |
Multimedia Home Platform |
550 |
MIB |
Management Information Base |
551 |
MIDP |
Mobile Information Device Profile |
552 |
NMS |
Network Management System |
553 |
PDA |
Personal Digital Assistant |
554 |
PDW |
Polarization Dependent Wavelength |
555 |
OTDR |
Optical Time Domain Reflectometer |
556 |
OTN |
Optical Transition Node |
557 |
NVM |
Non Volatile Memory |
558 |
NNOC |
National Network Operations Center |
559 |
NNTP |
Network News Transfer Protocol |
560 |
LDAP |
Lightweight Directory Access Protocol |
561 |
LDP |
Label Distribution Protocol |
562 |
MEN |
Metro Ethernet Network |
563 |
NAPT |
Network Address and Protocol Translation |
564 |
NAS |
Network Attached Storage |
565 |
OEPLAN |
Optical Ethernet Private Local Area Network |
566 |
OEVPL |
Optical Ethernet Virtual Private Line |
567 |
NIU |
Network Interface Unit |
568 |
MER |
Modulation Error Ratio |
569 |
MGC |
Media Gateway Controller |
570 |
LDPC |
Low Density Parity Check |
571 |
LDS |
Local Digital Switch |
572 |
IGMP |
Internet Group Multicast Protocol |
573 |
IGP |
Interior Gateway Protocol |
574 |
IKE |
Internet Key Exchange |
575 |
HMS |
Headend Management System |
576 |
HOM |
High Order Modulation |
577 |
FDDI |
Fiber Distributed Data Interface |
578 |
FEC |
Forward Error Correction |
579 |
ESC |
Embedded Signaling Channel |
580 |
ESP |
Encapsulating Security Payload |
581 |
ETSI |
European Telecommunications Standards Institute |
582 |
DUT |
Device Under Test |
583 |
DVB |
Digital Video Broadcast |
584 |
ASTD |
American Society for Training and Development |
585 |
ATA |
Advanced Technology Attachment |
586 |
ABSBH |
Average Busy Season Busy Hour |
587 |
ACAP |
Advanced Common Application Platform |
588 |
ACL |
Access Control List |
589 |
ACC |
Analog Control Channel |
590 |
APN |
Access Point Name |
591 |
SATCOM |
Satellite Communications |
592 |
TACS |
Total Access Communications Systems |
593 |
A/D |
Analog to Digital |
594 |
A/V |
Audio/Video |
595 |
AGC |
Automatic Gain Control |
596 |
AIS |
Alarm Indication Signal |
597 |
DCS |
Digital Cross connect System |
598 |
DCT |
Digital Communications (Cable) Terminal |
599 |
DTCP |
Digital Transmission Content Protection |
600 |
DUN |
Dial Up Networking |
601 |
ERIM |
Erasmus Research Institute of Management |
602 |
ERM |
Edge Resource Manager |
603 |
IDS |
Intrusion Detection System |
604 |
IDT |
Integrated Digital Terminal |
605 |
IEC |
International Electrotechnical Commission |
606 |
HDCP |
High bandwidth Digital Content Protection |
607 |
HDD |
Hard Disk Drive |
608 |
ITU |
International Telecommunications Union |
609 |
IUC |
Interval Usage Code |
610 |
AMA |
Automatic Message Accounting |
611 |
AAC |
Advanced Audio Codec |
612 |
IPMP |
Intellectual Property Management and Protection |
613 |
DML |
Data Manipulation Language |
614 |
AACS |
Advanced Access Content System |
615 |
IPG |
Interactive Program Guide |
616 |
IANA |
Internet Assigned Numbers Authority |
617 |
ICB |
Independent Customer Builds |
618 |
GWC |
Gate Way Controller |
619 |
HAN |
Home Area Network |
620 |
HCRP |
Hard Copy Cable Replacement |
621 |
IF |
Intermediate Frequency |
622 |
IFC |
Initial First Cost |
623 |
NASA |
National Aeronautics and Space Agency |
624 |
ROW |
Return Order Wire |
625 |
BW |
Bandwidth |
626 |
DCME |
Digital Compressed Multiplication Equipment |
627 |
BER |
Bit Error Rate |
628 |
ETACS |
Extended TACS |
629 |
IP |
Internet Protocol |
630 |
MIN |
Mobile Identification Number |
631 |
TDD |
Time Division Duplex |
632 |
TFT |
Thin Film Transistor |
633 |
HCS |
Header Check Sequence |
634 |
HD |
High Definition |
635 |
HDBH |
High Day Busy Hour |
636 |
MTNL |
Mahanagar Telephone Nigam limited |
637 |
BSNL |
Bhrat Snchar Nigm Limited |
638 |
NTSC |
National Television Standards Committee |
639 |
NICNET |
National Informatics Centre Network |
640 |
LBS |
Location Based Services |
641 |
LCD |
Liquid Crystal Display |
642 |
LMR |
Land Mobile Radio |
643 |
GMSK |
Gaussian Minimum Shift Keying |
644 |
IC |
Integrated Circuit |
645 |
GSN |
GPRS Support Node |
646 |
OC |
Optical Carrier |
647 |
PPDN |
Public Packet Data Network |
648 |
IPTA |
Internet Protocol Transport Agreement |
649 |
DPI |
Digital Program Insertion |
650 |
ICO |
Incumbent Cable Operator |
651 |
IDE |
Integrated Device Electronics |
652 |
IDEN |
Integrated Dispatch Enhanced Network |
653 |
IMEI |
International Mobile Equipment Identity |
654 |
IPTV |
Internet Protocol Television |
655 |
ICMP |
Internet Control Message Protocol |
656 |
DNS |
Domain Name System |
657 |
ETDMA |
Extended Time Division Multiple Access |
658 |
DNCS |
Digital Network Control System |
659 |
2F |
Two Fiber |
660 |
3G |
3rd Generation |
661 |
4C |
Consortium of Intel, IBM, Matsushita, and Toshiba |
662 |
4F |
Four Fiber |
663 |
10 GbE |
10 Gigabit Ethernet |
664 |
10 GFC |
10 Gigabit Fibre Channel (Same as FC1200) |
665 |
A TDMA |
Advanced Time Division Multiple Access |
666 |
A/D |
Analog to Digital |
667 |
AAL |
ATM Adaptation Layer |
668 |
AAL0 |
ATM Adaptation Layer Type 0 |
669 |
AAL1 |
ATM Adaptation Layer Type 1 |
670 |
AAL2 |
ATM Adaptation Layer 2 Transport |
671 |
AAL3/4 |
ATM Adaptation Layer Type 3 and 4 |
672 |
AAL5 |
ATM Adaptation Layer 5 |
673 |
ABR |
Available Bit Rate |
674 |
ABT |
Advanced BiCMOS Technology |
675 |
AC |
Alternating Current; Administrative Complex; Atomic Clock |
676 |
AC 3 |
Audio Coding Revision 3 |
677 |
ACAC |
Actual Call Admission Control |
678 |
ACEG |
Alternating Current Equipment Ground |
679 |
ACK |
Acknowledge |
680 |
ACL |
Active Control List; Access Control List |
681 |
ACO |
Alarm Cutoff |
682 |
ACQ |
Acquire |
683 |
ACR |
Allowed Cell Rate |
684 |
ACS |
Automatic Channel Shutdown; Alarm Correlation and Suppression |
685 |
ACSE |
Association Control Service Element |
686 |
ACSS |
Automatic Channel Shutdown Suppression; Automatic Channel Shutdown State |
687 |
ACT |
Active |
688 |
ADC |
Analog to Digital Converter; Add/Drop Coupler |
689 |
ADI |
Asset Distribution Interface |
690 |
ADM |
Add/Drop Multiplexer |
691 |
ADP |
Actual Departure Potential |
692 |
ADSL |
Asymmetric Digital Subscriber Line |
693 |
ADT |
Actual Departure Time |
694 |
AE |
Automation Engine |
695 |
AES |
Advanced Encryption Standard |
696 |
AESA |
ATM End System Address |
697 |
AFI |
Authority and Format Identifier |
698 |
AFM |
APS Mode Mismatch Failure |
699 |
AGC |
Automatic Gain Control |
700 |
AGGR |
Aggregate |
701 |
AID |
Access Identifier |
702 |
AIM |
Auto Image Management; Active Inventory Map |
703 |
AINI |
ATM Inter Network Interface |
704 |
AINS |
Automatic in Service State |
705 |
AIR |
Additive Increase Rate |
706 |
AIS |
Alarm Indication Signal |
707 |
AIS L |
Alarm Indication Signal Line |
708 |
AIS P |
Alarm Indication Signal Path |
709 |
AIS S |
Alarm Indication Signal Section |
710 |
AIS V |
VT Alarm Indication Signal |
711 |
AISDP |
Alarm Indication Signal Decay Period |
712 |
AISIP |
Alarm Indication Signal Integration Period |
713 |
ALMLED2U |
Alarm LED 2 RU (Online Edge Platform) |
714 |
ALS |
Automatic Laser Shutdown |
715 |
AM |
Amplitude Modulation; Application Manager |
716 |
AMF |
APS Mode Mismatch Failure |
717 |
AMI |
Access Method Interface; Alternate Mark Inversion |
718 |
AMM |
Alarm Management Module; Auxiliary Management Module |
719 |
AMP |
Amplifier |
720 |
AMS |
Asset Management System |
721 |
ANSI |
American National Standards Institute |
722 |
AO |
Autonomous Output |
723 |
AOD |
Advertising on Demand |
724 |
APC |
Angled Physical Contact |
725 |
APD |
Avalanche PhotoDiode |
726 |
API |
Application Program Interface |
727 |
APS |
Automatic Protection Switching |
728 |
APSBF |
Automatic Protection Switching Byte Failure |
729 |
APSCM |
Automatic Protection Switching Channel Mismatch |
730 |
APSMM |
Automatic Protection Switching Mode Mismatch |
731 |
ARC |
Alarm Reporting Control |
732 |
ARP |
Address Resolution Protocol |
733 |
ARPU |
Average Revenue per Unit (or User) |
734 |
AS |
Autonomous System |
735 |
ASAP |
Alarm Severity Assignment Profile |
736 |
ASCII |
American Standard Code for Information Interchange |
737 |
ASD |
Access Security Device |
738 |
ASE |
Amplified Spontaneous Emission |
739 |
ASI |
Asynchronous Serial Interface |
740 |
AsiaPac |
Asia Pacific |
741 |
ASIC |
Application Specific Integrated Circuit |
742 |
ASN.1 |
Abstract Syntax Notation One |
743 |
ASP |
Applications Service Provider; Average Selling Price |
744 |
ASYNC |
Asynchronous |
745 |
AT |
Advanced Technology |
746 |
AT&T |
American Telephone and Telegraph Company |
747 |
ATA |
Advanced Technology Attachment |
748 |
ATAF |
ATM Test Access Function |
749 |
ATAG |
Autonomous Tag |
750 |
ATAGSEQ |
Autonomous Tag Sequence |
751 |
ATDMA |
Asynchronous Time Division Multiple Access |
752 |
ATM |
Asynchronous Transfer Mode |
753 |
ATM SAM |
ATM Service Access Multiplexer |
754 |
ATMVCL |
ATM Virtual Channel Link |
755 |
ATMVPL |
ATM Virtual Path Link |
756 |
ATTN |
Attenuator |
757 |
AU/AU x |
Administrative Unit |
758 |
AU n |
Administrative Unit "n" |
759 |
AUG |
Administrative Unit Group |
760 |
AUX |
Auxiliary |
761 |
AVC |
Attribute Value Change |
762 |
AWG |
American Wire Gauge |
763 |
AWGN |
Additive White Gaussian Noise |
764 |
B DCS |
Broadband Digital Cross connect System |
765 |
B PON |
Broadband Passive Optical Network |
766 |
B RAS |
Broadband Remote Access Server |
767 |
B/P |
Backplane |
768 |
B3ZS |
Bipolar With 3 Zero Substitution |
769 |
B6ZS |
Bipolar With 6 Zero Substitution |
770 |
B8ZS |
Bipolar With 8 Zero Substitution |
771 |
BA |
Booster Amplifier |
772 |
BB |
Broadband |
773 |
BBE |
Background Block Error |
774 |
BBE RS |
Background Block Error Regenerator Section (an SDH regenerator section error) |
775 |
BBER |
Background Block Error Ratio |
776 |
BC |
Business Continuity |
777 |
BCD |
Binary Coded Decimal |
778 |
BCST |
Broadcast |
779 |
BDFB |
Battery Distribution Fuse Bay |
780 |
BE |
Block Error; Best Effort |
781 |
BE RS |
Block Errors Regenerative Section |
782 |
BECN |
Backward Explicit Congestion Notification |
783 |
BELLCORE |
BELL Communications Research, Inc. |
784 |
BER |
Bit Error Rate |
785 |
BER SD P |
Path Signal Degrade BER |
786 |
BER SF P |
Path Signal Failure BER |
787 |
BERT |
Bit Error Rate Test |
788 |
BFP |
Back Facet Power |
789 |
BGP |
Border Gateway Protocol |
790 |
BGP4 |
Border Gateway Protocol, version 4 |
791 |
BICI |
Broadband Inter Carrier Interfaces; B ISDN Inter carrier Interface |
792 |
BICSI |
Building Industry Consulting Services International |
793 |
BIOS |
Basic Input/Output System |
794 |
BIP |
Bit Interleaved Parity |
795 |
BIT |
Built In Test |
796 |
BITS |
Building Integrated Timing System |
797 |
bits/sym |
Bits per Symbol |
798 |
BLSR |
Bidirectional Line Switched Ring |
799 |
BML |
Business Management Layer |
800 |
BNC |
Bayonet Neill Concelman |
801 |
BOC |
Bell Operating Company |
802 |
BOL |
Beginning of Life |
803 |
BOM |
Bill of Materials |
804 |
BONDING |
Bandwidth ON Demand Interoperability Group |
805 |
BOOTP |
Bootstrap Protocol |
806 |
BP |
Backplane |
807 |
BPI |
Baseline Privacy Interface |
808 |
BPI+ |
Baseline Privacy Interface Plus |
809 |
BPP |
Backplane Protocol |
810 |
bps |
bits per second |
811 |
BPSR |
Bidirectional Path Switched Ring |
812 |
BPT |
Band Pass Through |
813 |
BPV |
BiPolar Violations |
814 |
BRI |
Basic Rate Interface |
815 |
BRM |
Backward RM |
816 |
BSC |
Board SC Connector |
817 |
BSP |
Board Support Package |
818 |
BSS |
Business Support System |
819 |
BT |
British Telecom; Burst Tolerance |
820 |
Btag |
Beginning Tag |
821 |
BTM |
Bits Termination Circuit Pack |
822 |
BTS |
Business Telecom Services |
823 |
BTU/hr |
British Thermal Unit per hour |
824 |
BW |
Bandwidth |
825 |
BWDM |
Band Wavelength Division Multiplexer |
826 |
BYT |
Total Byte Count |
827 |
C |
Celsius; Critical |
828 |
C2O |
Cable to Optic |
829 |
CA |
Content Archived |
830 |
CAB |
Conformity Assessment Body |
831 |
CAC |
Connection Admission Control; Call Admission Control |
832 |
CAD |
Computer Aided Design |
833 |
CALA |
Central America and Latin America |
834 |
CAM |
Content Addressable Memory |
835 |
CAPEX |
Capital Expenditure |
836 |
CAS |
Channel Associated Signaling |
837 |
CATV |
Community Antenna Television; Cable Television |
838 |
CB, C/B |
Circuit Breaker |
839 |
C BAE |
C Band Amplifier Equalizer |
840 |
C BAM |
C Band Amplifier Monitor |
841 |
CBN |
Common Bonding Network |
842 |
CBR |
Constant Bit Rate |
843 |
CC |
Cross Connection; Clear Channel |
844 |
CCB |
Configuration Control Board |
845 |
CCC |
Cross Connect Controller |
846 |
CCCG |
Cross Connection and Control Group |
847 |
CCC PC |
CCC Processor Card |
848 |
CCDF |
Complementary Cumulative Distribution Function |
849 |
CCI |
Content Control Information |
850 |
CCITT |
Consultative Committee on International Telegraphy and Telephony |
851 |
CCK |
Complimentary Code Keying |
852 |
CCW |
Counterclockwise |
853 |
CCC XC |
CCC Cross Connect Card |
854 |
CCC768 |
Cross Connect Fabric with 768x768 STS 1 capacity |
855 |
CD |
Compact Disc; CoreDirector®; Chromatic Dispersion |
856 |
CDD |
CoreDirector® Designer Software Tool |
857 |
CDE |
Common Desktop Environment (UNIX) |
858 |
CDR |
Call Detail Recording; Clock and Data Recovery |
859 |
CD ROM |
Compact Disc Read Only Memory |
860 |
CDE |
Common Desktop Environment |
861 |
CDMA |
Code Division Multiple Access |
862 |
CDP |
Contracted Deadline Potential |
863 |
CDT |
Connection Dropping Threshold |
864 |
CDTS |
Chromatic Dispersion Test Set |
865 |
CDV |
Cell Delay Variation |
866 |
CDVT |
Cell Delay Variation Tolerance |
867 |
CD WO |
Compact Disc Write One |
868 |
CE |
Consumer Electronics |
869 |
CEA |
Consumer Electronics Association |
870 |
CER |
Cell Error Ratio; Codeword Error Ration |
871 |
CES |
Circuit Emulation Service |
872 |
CEV |
Controlled Environmental Vault |
873 |
CFG |
Configuration |
874 |
CFM |
Cubic Feet per Minute |
875 |
CFU |
Cooling Fan Unit |
876 |
CH |
Channel |
877 |
CHASEH |
Environmentally Hardened Chassis |
878 |
CHASSIS e |
Old Chassis Type |
879 |
CHASYNC |
Chassis with Sync |
880 |
C/I |
Carrier to Interface Ratio |
881 |
CI |
Compact Intelligence; Craft Interface; Customer Interface; Certified Integrator |
882 |
CID |
Circuit Identification; Craft Interface Device |
883 |
CIF |
Client Interface |
884 |
CIFS |
Common Internet File System |
885 |
CIM |
Client Interface Module |
886 |
CINOT |
Ciena Optical Transport System |
887 |
CIR |
Customer Information Release |
888 |
CIT |
Craft Interface Terminal; Craft Interface Tool |
889 |
CL |
Coupling Loss; Cleared |
890 |
CLEC |
Competitive Local Exchange Carrier |
891 |
CLEI |
Common Language Equipment Identifier |
892 |
CLEITM |
Common Language Equipment Identifier |
893 |
CLFI |
Common Language Facility Identifier |
894 |
CLI |
Command Line Interface |
895 |
CLIP |
Calling Line Identification Presentation |
896 |
CLIR |
Calling Line Identification Restriction |
897 |
CLLI |
Common Language Location Identifier |
898 |
CLNP |
Connectionless Network Layer Protocol |
899 |
CLNS |
Connectionless Network Service |
900 |
CLP |
Cell Loss Priority |
901 |
CLR |
Cell Loss Ratio |
902 |
CLTP |
Connectionless Transport Protocol |
903 |
cm |
centimeter |
904 |
CM |
Control Module; Cable Modem |
905 |
CM CLI |
Control Module Command Line Interface |
906 |
CMF |
Channel Mismatch Failure; Client Management Frame |
907 |
CMIP |
Common Management Information Protocol |
908 |
CMIS |
Common Management Information Services |
909 |
CMISE |
Common Management Information Service Element |
910 |
CMO |
Ciena Management Object |
911 |
CMR |
Cell Misinsertion Rate |
912 |
CMS |
Call Management Server |
913 |
CMTS |
Cable Modem Termination System |
914 |
CMU |
Clock Multiplier Unit |
915 |
C n |
Container C 11=1,544 Mb/s; C 12=2,048 Mb/s; C 2=6,312 Mb/s; C 3=34,368 Mb/s and
44,736 Mb/s; C 4=139,264 Mb/s |
916 |
CNIPS |
Core Network Integrated Planning System |
917 |
CNIR |
Carrier to Noise/Ingress Ratio |
918 |
CNMP |
Customer Network Management Portal |
919 |
CNR |
Carrier to Noise Ration |
920 |
CO |
Central Office |
921 |
COADM |
Configurable Optical Add/Drop Multiplexer |
922 |
COBRA |
Copper and Optical Broadband Remote Access |
923 |
CODEC |
Coder/Decoder |
924 |
COE |
Central Office Equipment |
925 |
COFA |
Change of Frame Alignment |
926 |
COM |
Ciena's inter processor communications system |
927 |
COLD |
Central Office Layout Design |
928 |
COLL |
Collision Count |
929 |
CONDTYPE |
Condition Type |
930 |
CONS |
Connection Oriented Network Service |
931 |
COPS |
Common Open Policy Services |
932 |
CORBA |
Common Object Request Broker Architecture |
933 |
CoS Class of Service |
934 |
COS |
Class of Service; Common Object Services |
935 |
COT |
Central Office Terminal |
936 |
COTS |
Commercial off the Shelf |
937 |
CP |
Circuit Pack; Control Processor; Connection Provisioner; Call Processing;
Customer Premise |
938 |
CPCI |
Compact Peripheral Component Interconnect |
939 |
CPD |
Common Path Distortion |
940 |
CPE |
Customer Premises Equipment; Customer Provided Equipment |
941 |
C Plane |
Control Plane |
942 |
CPLD |
Complex Programmable Logic Device |
943 |
CPM |
Cross Phase Modulation |
944 |
CPRM |
Content Protection for Recordable Media |
945 |
CPT |
Channel Pass Through |
946 |
CPTTAG |
Connection Termination Point Tag |
947 |
CPU |
Central Processing Unit |
948 |
CR |
Circuit Reliability; Carriage Return; Critical Alarm |
949 |
CRC |
Cyclic Redundancy Check |
950 |
CRG |
Circuit Restoration Group |
951 |
CRIP |
CIENA Routing Information Protocol |
952 |
CR LDP |
Constraint based Routing Label Distribution Protocol |
953 |
CRS |
Cross Connect |
954 |
CRT |
Cathode Ray Tube |
955 |
CRx Line |
Client Receive Line |
956 |
CS |
Control Sub span; Convergence Sublayer; CoreStream |
957 |
CSA |
Canadian Standards Association |
958 |
CSD |
Core Switching Division |
959 |
CSES |
Consecutive Severely Errored Seconds |
960 |
Csh |
C Shell |
961 |
CSH |
Common Signal Header |
962 |
CSI |
Convergence Sublayer Indicator |
963 |
CSM |
Core Switching Manager |
964 |
C SMF |
Conventional Single Mode Fiber |
965 |
CSO |
Composite Second Order |
966 |
CSP |
Customer Service Profile |
967 |
CSR |
Customer Service Representative |
968 |
CS RZ |
Carrier Suppressed Return to Zero |
969 |
CST |
Central Standard Time |
970 |
CSU |
Channel Service Unit; Customer Service Unit |
971 |
CSV |
Comma Separated Value |
972 |
CT |
Critical |
973 |
Ctag |
Correlation Tag |
974 |
CTAM |
Cable & Telecommunications Association for Marketing |
975 |
CTB |
Composite Triple Beat |
976 |
CTC |
Common Transmit Clock |
977 |
CTD |
Cell Transfer Delay |
978 |
CTG |
Cradle To Grave |
979 |
CTM |
Core Transport Manager |
980 |
CTN |
Core Transmission Network |
981 |
CTP |
Connection Termination Point |
982 |
CTS |
Clear To Send |
983 |
CTx Line |
Client Transmit Line |
984 |
CUG |
Closed User Group |
985 |
CV |
Code Violation |
986 |
CV FE |
Code violation Far End |
987 |
CV L |
Code Violation Line |
988 |
CV P |
Code Violation Path |
989 |
CV PFE |
Code Violation Path Far End |
990 |
CV S, CVS |
Code Violation Section; Code Violation Seconds |
991 |
CW |
Clockwise; Continuous Wave |
992 |
CWDM |
Coarse Wave Division Multiplexing; Coarse Wavelength Division Multiplex |
993 |
D/A |
Digital to Analog |
994 |
DAC |
Digital to Analog Converter; Digital Addressable Controller |
995 |
DACS |
Digital Access and Cross Connect System |
996 |
DAD |
Direct Access Devise |
997 |
DADM |
Data Add/Drop Multiplexer |
998 |
DAS |
Direct Attached Storage |
999 |
dB |
decibel |
1000 |
DB |
Database |
1001 |
DBA |
Dynamic Bandwidth Assignment |
1002 |
dBc |
Decibel referenced to the carrier |
1003 |
dBm |
Decibel reference in milliwatts |
1004 |
DBMS |
Database Management System |
1005 |
DBPSK |
Differential Binary Phase Shift Keying |
1006 |
DBS |
Direct Broadcast Satellite |
1007 |
DB 9 |
Data Bus 9 Pin Connector |
1008 |
DC |
Direct Current; Data Connection |
1009 |
D&C |
Drop and Continue |
1010 |
DCC |
Data Communications Channel |
1011 |
DCE |
Data Communications Equipment; Data Circuit Terminating Equipment |
1012 |
DCF |
Dispersion Compensating Fiber |
1013 |
DCG |
Dispersion Compensation Grating |
1014 |
DCM |
Dispersion Compensation Module |
1015 |
DCN |
Data Communication Network |
1016 |
DCOM |
Distributed Component Object Model |
1017 |
DCP |
Digital Communications Protocol; Device Control Protocol |
1018 |
DCS |
Digital Cross connect System; Digital Connection System |
1019 |
DDI |
Direct Dialing Inward |
1020 |
DDS |
Digital Data Storage; Digital Data Service; Digital Data System; Digital Data
Stream |
1021 |
DE |
Discard Eligible |
1022 |
DEC |
Digital Electrical Carrier |
1023 |
DEG |
Degraded Signal |
1024 |
DEMUX |
Demultiplexer |
1025 |
DENI |
Digital Entertainment Networking Initiative |
1026 |
DENY |
Transaction Denier |
1027 |
DFB |
Distributed Feedback |
1028 |
DG |
Disc Group |
1029 |
DGD |
Differential Group Delay |
1030 |
DHCP |
Dynamic Host Configuration Protocol |
1031 |
DHWG |
Digital Home Working Group |
1032 |
D/I |
Drop and Insert |
1033 |
DIO |
Digital Input/Output |
1034 |
DIP |
Dual In line Package (switch) |
1035 |
DIR |
Direction |
1036 |
DiffServ |
Differentiated Services |
1037 |
Div |
Division |
1038 |
DLC |
Digital Loop Carrier |
1039 |
DLCI |
Data Link Connection Identifier |
1040 |
DLL |
Dynamic Link Library; Data Lind Layer (driver); Downline Load |
1041 |
DLT |
Digital Linear Tape Drives |
1042 |
DM |
Degraded Minute; Dispersion Mitigation |
1043 |
DMA |
Direct Memory Access |
1044 |
DMACS |
Distributed Monitoring and Control System |
1045 |
DMB |
Digital Multipoint Bridge; Document Maintenance Bulletin |
1046 |
DMC |
Dual Modem Cards |
1047 |
DMH |
Degraded Modem Hours |
1048 |
DMM |
Digital Multi Meter |
1049 |
DMOP |
Detailed Method of Procedure |
1050 |
DMS |
Dispersion managed Solution |
1051 |
DMUX |
[Optical] Demultiplexer |
1052 |
DN |
Data Node |
1053 |
DNCS |
Digital Network Control System |
1054 |
DNR |
Do Not Revert |
1055 |
DNS |
Domain Name Server; Domain Name System |
1056 |
DOCSIS |
Data Over Cable Service Interface Specifications |
1057 |
DOS |
Disk Operating System |
1058 |
DoS |
Denial of Service |
1059 |
DPDT |
Double Pole, Double Throw |
1060 |
DPFI |
Data Plane Fault Isolation |
1061 |
DPI |
Digital Program Insertion |
1062 |
DPR |
Dedicated Protection Ring |
1063 |
DPRAM |
Dual Port Random Access Memory |
1064 |
DPT |
Dynamic Packet Transport |
1065 |
DQ |
Degraded Quality Level |
1066 |
DQDB |
Distributed Queue Dual Bus |
1067 |
DQoS |
Dynamic Quality of Service; Deploying Quality of Service |
1068 |
DQPSK |
Differential Quadrature Phase Shift Keying |
1069 |
DR |
Disaster Recovery |
1070 |
DRAM |
Dynamic Random Access Memory |
1071 |
DRM |
Digital Rights Management |
1072 |
DS |
Digital Signal; Downstream |
1073 |
DS0 |
Digital Signal Level 0 (64 Kb/s data/voice channel) |
1074 |
DS1 |
Digital Signal Level 1 (T1 equivalent) |
1075 |
DS3 |
Digital Signal Level 3 (T3 equivalent) |
1076 |
DSCP |
Differentiated Service Code Point |
1077 |
DSCRDS |
Discard Count |
1078 |
DSF |
Dispersion Shifted Fiber |
1079 |
DSL |
Digital Subscriber Line; Digital Subscriber Loop |
1080 |
DSLAM |
Digital Subscriber Line Access Multiplexer |
1081 |
DS n |
Digital Signal, level n |
1082 |
DSP |
Digital Signal Processor |
1083 |
DSS2 |
Digital Subscriber Signaling 2 |
1084 |
DSTB |
Digital Set top Box |
1085 |
DSX |
Digital Side Interface |
1086 |
DSX 1 |
Digital Signal Level 1 Cross Connect |
1087 |
DS x |
Digital Signal where N denotes multiple of 51.84 Mb/s |
1088 |
DSX 3 |
Digital Signal Level 3 Cross Connect |
1089 |
DT |
Decision Technology; Direct Termination |
1090 |
DTCP |
Digital Transmission Content Protection |
1091 |
DTE |
Data Terminal Equipment |
1092 |
DTL |
Designated Transit List |
1093 |
DTMF |
Dual Tone Multi Frequency |
1094 |
DTS |
Dynamic Transport System |
1095 |
DTV |
Digital Television |
1096 |
DUART |
Dual Universal Asynchronous Receiver Transmitter |
1097 |
DUP |
Data User Part |
1098 |
DUS |
Don't Use Synchronization |
1099 |
DV |
Digital Video |
1100 |
DVB ASI |
Digital Video Broadcast Asynchronous Serial Interface |
1101 |
DVC |
Dynamic Virtual Concatenation |
1102 |
DVD |
Digital Versatile Disc |
1103 |
DVD+R |
Recordable Digital Versatile Disc |
1104 |
DVD+RW |
Rewritable Digital Versatile Disc |
1105 |
DVI |
Display Visual Interface |
1106 |
DVM |
Digital Voltmeter |
1107 |
DVOW |
Digital Voice Orderwire |
1108 |
DVR |
Digital Video Recorder |
1109 |
DW |
Datawire |
1110 |
DWDM |
Dense Wavelength Division Multiplexing |
1111 |
DXC |
Digital Cross Connect |
1112 |
DXI |
Data Exchange Interface |
1113 |
E1 |
European Equivalent of T1 (2.048 Mb/s signal speed) |
1114 |
E2E |
End To End |
1115 |
E2PROM |
Electrically Erasable Programmable Read Only Memory |
1116 |
E3 |
European data signal at a rate of 34.368 Mb/s |
1117 |
EAL |
Events, Alarms, and Logging |
1118 |
EAI |
Enterprise Application Integration |
1119 |
EAP |
Extensible Authentication Protocol |
1120 |
EAS |
Emergency Alert System |
1121 |
EB |
Error Block; Eastbound |
1122 |
EBEM |
Enhanced Bus Extender Module |
1123 |
EC 1 |
Electrical Carrier Level 1 (STS1 Equivalent) |
1124 |
ECC |
Edge Card Control; Embedded Communications Channel |
1125 |
ECI |
Equipment Catalog Item |
1126 |
ECLR |
Egress Cell Loss Ratio |
1127 |
ECn |
Electrical Carrier, level n; 0=64 kb/s, 2=6,312 Mb/s, 3=44,736 Mb/s |
1128 |
ECN |
Engineering Change Notice |
1129 |
ECO |
Engineering Change Order |
1130 |
ED |
Equipment Degrade |
1131 |
EDF |
Erbium Doped Fiber |
1132 |
EDFA |
Erbium Doped Fiber Amplifier |
1133 |
eDOCSIS |
Embedded Data Over Cable Service Interface Specifications |
1134 |
EEE |
Electronic Equipment Enclosure |
1135 |
EEPROM |
Electrically Erasable Programmable Read Only Memory |
1136 |
EF&I |
Engineer, Furnish and Install |
1137 |
EF |
Equipment Failure |
1138 |
EFCI |
Explicit Forward Congestion Indication |
1139 |
EFD |
Event Forwarding Discriminator |
1140 |
EFEC |
Enhanced Forward Error Correction |
1141 |
EFP |
Equipment Fault Protection |
1142 |
EH |
Environmentally Hardened |
1143 |
EIA |
Electronic Industries Alliance; Electronic Industries Association |
1144 |
EID |
Equipment Identifier |
1145 |
EIDE |
Enhanced Integrated Drive Electronics |
1146 |
EIRP |
Effective Isotropic Radiated Power |
1147 |
EJB |
Enterprise Java Beans |
1148 |
ELAN |
Emulated Local Area Network |
1149 |
ELR |
Extra Long Reach |
1150 |
EM |
Element Manager |
1151 |
EMC |
ElectroMagnetic Compatibility |
1152 |
EMD |
Extended Management Domain |
1153 |
EMEA |
Europe, Middle East and Africa |
1154 |
EMBS |
Egress Maximum Burst Size |
1155 |
EMG |
Extended Management Gateway |
1156 |
EMI |
Electromagnetic Interference |
1157 |
EML |
Element Management Layer; Electro Absorptive Modulated Laser |
1158 |
EMP |
Expiring Maintenance Process |
1159 |
EMS |
Element Management System |
1160 |
EMT |
Expiring Maintenance Tool |
1161 |
eMTA |
Embedded Multimedia Terminal Adapter |
1162 |
EMX |
ESCON MUX |
1163 |
END |
Extended Management Domain |
1164 |
ENE |
End Network Element |
1165 |
ENUT |
Enhanced Non preemptable Unprotected Traffic |
1166 |
EO |
Equipment Order |
1167 |
EOC |
Embedded Operations Channel |
1168 |
EoD |
Everything on Demand |
1169 |
EOF |
End of Frame |
1170 |
EOL |
End of Life |
1171 |
EOM |
End of Message |
1172 |
EoS |
Ethernet over SONET/SDH |
1173 |
EOW |
Engineered Orderwire; Express Orderwire |
1174 |
E PON |
Ethernet Passive Optical Network |
1175 |
EPA |
Environmental Protection Agency |
1176 |
EPCR |
Egress Peak Cell Rate |
1177 |
EPD |
Early Packet Discard |
1178 |
EPG |
Equipment Protection Group |
1179 |
EPL |
Ethernet Private Line |
1180 |
EPLD |
Erasable Programmable Logic Device |
1181 |
EPROM |
Erasable Programmable Read Only Memory |
1182 |
EQPT |
Equipment |
1183 |
ER |
Extended Reach |
1184 |
ERDI |
Enhanced Remote Defect Indicator |
1185 |
EREI P |
Enhanced Path Remote Error Indication |
1186 |
Errcde |
Error Code |
1187 |
ES |
Errored Second |
1188 |
ESA |
EDFA Saturation Algorithm; End System Address |
1189 |
ESCBND |
ESCON Bundle |
1190 |
ESCON |
Enterprise System Connection; IBM Enterprise systems connection protocol |
1191 |
ESCR |
Egress Sustainable Cell Rate |
1192 |
ESD |
Electrostatic Discharge |
1193 |
ESDS |
Electrostatic Discharge Sensitive |
1194 |
ESF |
Extended Super Frame; Extended Superframe Format |
1195 |
ES FE |
Errored Seconds Far End |
1196 |
ESI |
End System Identifier |
1197 |
ES IS |
End System to Intermediate System |
1198 |
ES L |
Errored Seconds Line |
1199 |
ES LFE |
Errored Second Line Far End |
1200 |
ES MS |
Errored Seconds at the Mulitplexor Section |
1201 |
ESMOP |
Electronic Service Method of Procedure |
1202 |
ESN |
Extended Subnetwork |
1203 |
ES P |
Errored Seconds Path |
1204 |
ES PFE |
Errored Seconds Path Far End |
1205 |
ESR |
Errored Second Ratio |
1206 |
ES RS |
Errored Second Regenerator Section |
1207 |
ES S |
Errored Seconds Section |
1208 |
EST |
Eastern Standard Time |
1209 |
ES V |
Errored Second Virtual Tributary (VT) Path; Errored Second VT Path Far End |
1210 |
ESx |
Errored Second Count |
1211 |
ET |
End Terminal; Entitlement Tracker |
1212 |
Etag |
Ending Tag |
1213 |
ETH |
10/100 Ethernet |
1214 |
ETHBND |
Ethernet Bundle |
1215 |
ETLMI |
ESCON Trib Laser Manager Interface |
1216 |
ETR |
External Timing Reference |
1217 |
ETSI |
European Telecommunications Standards Institute |
1218 |
EU |
European Union |
1219 |
EVM |
Error Vector Magnitude |
1220 |
EVPL |
Ethernet Virtual Private Line |
1221 |
EVPLAN |
Ethernet Virtual Private Local Area Network |
1222 |
EWO |
Engineering Work Order |
1223 |
EXER R |
Exercise Ring |
1224 |
EXER S |
Exercise Span (SONET) |
1225 |
EXP |
Experimental |
1226 |
EXZ |
Excessive Zone |
1227 |
F |
Fahrenheit |
1228 |
FA, F/A |
Fuse Alarm; Fault Alarm |
1229 |
FAB |
Field Alert Bulletin |
1230 |
FAD |
Functional Access Domain |
1231 |
FAF |
Facility Failure |
1232 |
F&I |
Furnish and Install |
1233 |
FC |
Failure Code; Failure Count; Fiber Channel; Fibre Channel |
1234 |
FC100 |
Fibre Channel 1 Gb/s |
1235 |
FC200 |
Fibre Channel 2 Gb/s |
1236 |
FC400 |
Fibre Channel 4 Gb/s |
1237 |
FC10000 |
Fibre Channel 10 Gb/s (same as 10GFC) |
1238 |
FCAPS |
Fault, Configuration, Accounting, Performance (or Provisioning), Security
management |
1239 |
FCC |
Federal Communications Commission |
1240 |
FC FE |
Failure Count Far End |
1241 |
FCIP |
Fiber Channel over Internet Protocol |
1242 |
FC L |
Failure Count Line |
1243 |
FC LFE |
Failure Count Line Far End |
1244 |
FCM |
Fan Control Module |
1245 |
FCP |
Fiber Channel Protocol |
1246 |
FC P |
Failure Count Path |
1247 |
FC PFE |
Failure Count Path Far End |
1248 |
FCS |
Frame Check Sequence |
1249 |
FC Switch |
Fiber Channel Switch |
1250 |
FCS32 |
Count of FCS 32 Error |
1251 |
FC V |
Failure Count VT |
1252 |
FC VFE |
Failure Count VT Far End |
1253 |
FDA |
Food and Drug Administration |
1254 |
FDD |
Frequency Division Duplexed |
1255 |
FDDI |
Fiber Distributed Data Interface |
1256 |
FDF |
Fiber Distributing Frame |
1257 |
FDL |
Facilities Data Link |
1258 |
FDM |
Frequency Division Multiplexing; Fast Ethernet |
1259 |
FDMA |
Frequency Division Multiple Access |
1260 |
FDP |
Fiber Distribution Panel |
1261 |
FDRP |
Frame Drop |
1262 |
FE |
Far End; Fast Ethernet; Forward Error Correction |
1263 |
FEAC |
Far End Alarm Channel |
1264 |
FEACT |
Far End Terminal Alarm Condition |
1265 |
FEALM |
Far End Alarm |
1266 |
FEB |
Fast Ethernet Bridging |
1267 |
FEBE |
Far End Block Error |
1268 |
FEC |
Forward Error Correction; Forwarding Equivalence Class |
1269 |
FECN |
Forward Explicit Congestion Notification |
1270 |
FECS |
Forward Error Correction Seconds |
1271 |
FEDS |
FICON Extended Storage over Distance |
1272 |
FEP |
Far End Protection |
1273 |
FEPLF |
Far End Protection Line Failure |
1274 |
FEPM |
Far End Performance Monitor |
1275 |
FERF |
Far End Receive Failure |
1276 |
FET |
Field Effect Transistor |
1277 |
FF |
Fast Forward |
1278 |
FFA |
First Field Application |
1279 |
FFP |
Facility Fault Protection |
1280 |
FFT |
Fast Fourier Transform |
1281 |
FIB |
Forwarding Information Base |
1282 |
FIC |
Frame Identification Code |
1283 |
FICON |
Fiber Connection |
1284 |
FIL |
Fiber in the Loop |
1285 |
FIT |
Failure in Time |
1286 |
FITB |
Fiber in the Building |
1287 |
FITL |
Fiber in the Loop |
1288 |
FITR |
Fiber in the Riser |
1289 |
FM |
Fan Module; Fault Management; Forwarding Module; Frequency Modulation |
1290 |
FMA |
Failure Modes Analysis |
1291 |
FMECA |
Failure Mode and Effects and Criticality Analyses |
1292 |
FMS |
Fault Management System |
1293 |
FO |
Fiber Optics |
1294 |
FOADM |
Fixed Optical Add/Drop Multiplexer; Flexible Optical Add/Drop Multiplexer |
1295 |
FOD |
Free on Demand |
1296 |
FOSC |
Fiber Optic Splice Course |
1297 |
FOTS |
Fiber Optic Transmission System |
1298 |
FP |
Fabry Perot (type of laser); Frame Pulse (NEC) |
1299 |
FPG |
Facility Protection Group |
1300 |
FPGA |
Field Programmable Gate Array |
1301 |
FPM |
Fan Power Module |
1302 |
FPP |
Fast Pattern Processor |
1303 |
FPS |
Frames per Second |
1304 |
FR |
Frame Relay |
1305 |
FRC |
Force |
1306 |
FRD |
Functional Requirements Document; Feature Requirements Definition |
1307 |
FREQ |
Frequency |
1308 |
FRF |
Frame Relay Forum |
1309 |
FRF.12 |
Frame Relay Forum Implementation Agreement 12 |
1310 |
FRF.13 |
Frame Relay Forum Implementation Agreement 13 |
1311 |
FRF.5 |
Frame Relay Forum Implementation Agreement 5 |
1312 |
FRF.8.1 |
Frame Relay Forum Implementation Agreement 8.1 |
1313 |
FRG |
Fragment Count |
1314 |
FRM |
Forward Resource Management; Frame Count |
1315 |
FRMS |
Dropped Frames |
1316 |
FRU |
Field Replacement Unit |
1317 |
FS |
File System |
1318 |
FSA |
Field Service Application |
1319 |
FSAN |
Full Services Access Network (consortium) |
1320 |
FSB |
Field Service Bulletin |
1321 |
FSO |
Free Space Optical |
1322 |
FS P |
Forced Switch Protection |
1323 |
FS R |
Forced Switch Ring |
1324 |
FS S |
Forced Switch Span |
1325 |
FS W |
Forced Switch Working |
1326 |
FT 2000 |
SONET OC 48 lightwave system (AT&T) |
1327 |
FTA |
Fault Tree Analysis |
1328 |
FTAM |
File Transfer and Access Management |
1329 |
FTC |
Fabric and Timing Card |
1330 |
FTM |
Fabric Timing Module |
1331 |
FTP |
File Transfer Protocol |
1332 |
FTTB |
Fiber to the Building; Fiber to the Business |
1333 |
FTTC |
Fiber to the Curb |
1334 |
FTTD |
Fiber to the Desk |
1335 |
FTTH |
Fiber to the Home |
1336 |
FTTP |
Fiber to the Premise; Maintenance Channel Transparent Termination Point |
1337 |
FTTx |
Fiber to the [endpoint] |
1338 |
FUNI |
Frame based User Network Interface |
1339 |
FW |
Firmware; Firewall |
1340 |
FWHM |
Full Width at Half Maximum |
1341 |
FWM |
Four Wave Mixing |
1342 |
GA |
General Availability |
1343 |
Gb |
Gigabit |
1344 |
GB |
Gigabyte |
1345 |
GbE |
Gigabit Ethernet |
1346 |
GbE VFTP |
Gigabit Ethernet Virtual Facility Termination Point |
1347 |
GbE WAN |
Gigabit Ethernet Wide Area Network |
1348 |
GbE WIF |
Gigabit Ethernet Wide Area Network Interface |
1349 |
GBIC |
Gigabit Interface Converter |
1350 |
Gbps, Gbits |
Gigabits per second |
1351 |
Gbytes/s |
Gigabytes per second |
1352 |
GC |
Gateway Controller |
1353 |
GCAC |
Generic Connection Admission Control |
1354 |
GCC0 |
General Communications Channel 0 (similar to SDH/SONET DCC) |
1355 |
GCIT |
Graphical Craft Interface Terminal |
1356 |
GCM |
General Control Module |
1357 |
GCRA |
Generic Cell Rate Algorithm |
1358 |
GDMO |
Guidelines for the Definition of Managed Objects |
1359 |
GE |
Gigabit Ethernet; Greater than or equal to |
1360 |
GEB |
Gigabit Ethernet Bridge |
1361 |
GET |
Gigabit Ethernet Tunneling |
1362 |
GFA |
Gain Flattened Amplifier |
1363 |
GFC |
Generic Flow Control |
1364 |
GFF |
Gain Flattening Filter (used in EDFA) |
1365 |
GFP |
Generic Framing Procedure |
1366 |
GFR |
Guaranteed Frame Rate |
1367 |
GHz |
Gigahertz; One billion cycles per second |
1368 |
GMPLS |
Generalized Multi Protocol Label Switching |
1369 |
GMT |
Greenwich Mean Time; Grasshoppers Made for Telecommunications (GMT fuses) |
1370 |
GN |
Gateway Network Element |
1371 |
GNE |
Gateway Network Element |
1372 |
GND |
Ground |
1373 |
GOS |
Grade of Service |
1374 |
GP |
Gateway Platform |
1375 |
GPI |
General Purpose Input |
1376 |
GPIN |
General Purpose Input |
1377 |
GPO |
General Purpose Output |
1378 |
G PON |
Gigabit Passive Optical Network |
1379 |
GPS |
Global Positioning System; Global Positioning Satellite |
1380 |
GR |
Generic Requirement; Geographic Redundancy |
1381 |
GRDM |
Gigabit Rate Data Multiplexer |
1382 |
GRTES |
General Requirements for Transmission Equipment Specification |
1383 |
GT |
Gain Transfer; Grating Temperature |
1384 |
GTP |
Group Termination Point |
1385 |
GUI |
Graphical User Interface |
1386 |
GW |
Gateway |
1387 |
GWC |
Gateway Controller |
1388 |
HA |
High Availability |
1389 |
HCFM |
High speed Cell Forwarding Module |
1390 |
HCSFI |
High speed Central Switch Fabric Interface |
1391 |
HD |
High Definition |
1392 |
HD SDI |
High Definition Serial Digital Interface |
1393 |
HDB3 |
High Density Bipolar 3 |
1394 |
HDCP |
High bandwidth Digital Content Protection |
1395 |
HDLC |
High speed/level Data Link Control |
1396 |
HDMI |
High Definition Multimedia Interface |
1397 |
HDSF |
High speed Distributed Switch Fabric |
1398 |
HDT |
Host Digital Terminal |
1399 |
HDTV |
High Definition Television |
1400 |
HE |
Headend |
1401 |
HEC |
Header Error Control; Headend Controller |
1402 |
HEM |
Headend Modem |
1403 |
HEPA |
High Efficiency Particulate Arrester |
1404 |
HFC |
Hybrid Fiber Coax |
1405 |
HFM |
High speed Forwarding Module |
1406 |
HGW |
Home Gateway |
1407 |
HHP |
Households Passed |
1408 |
HISSA |
High Speed Serial Application Specific Integrated Circuit (ASIC) |
1409 |
HMS |
Hybrid Management Sub layer |
1410 |
HNv1 |
Home Networking Version 1 |
1411 |
HO |
Higher Order |
1412 |
HOVC |
Higher Order Virtual Concatenation |
1413 |
HOD |
HBO on Demand |
1414 |
HOM |
High Order Modulation |
1415 |
HomePNA |
Home Phoneline Networking Alliance |
1416 |
HO DSP |
High Order Domain Specific Part |
1417 |
HOP |
High Order Path |
1418 |
HO POH |
Higher Order Path Overhead |
1419 |
HO DXC |
Higher Order Digital Cross Connect |
1420 |
HP |
Hairpin; Higher Order Path; Homes Passed |
1421 |
HPF |
High Pass Filter |
1422 |
HPFM |
High speed Packet Forwarding Module |
1423 |
HPNA |
Home Phoneline Networking Alliance |
1424 |
HPOV |
Hewlett Packard Open View |
1425 |
HP UX |
Hewlett Packard's UNIX based OS that runs on HP's enterprise servers |
1426 |
HRD |
Hardware Release Document; Hardware Requirements Document |
1427 |
HS |
High Speed |
1428 |
HSB |
High Speed Bus |
1429 |
HSD |
High Speed Data |
1430 |
HI |
Hardware/Software Interface; Hardware Software Integration; High Speed Internet |
1431 |
HSSI |
High Speed Serial Interface |
1432 |
HT |
High Threshold |
1433 |
HTML |
Hyper Text Markup Language |
1434 |
HTTP |
Hypertext Transfer Protocol |
1435 |
HVAC |
Heating, Ventilation, and Air Conditioning |
1436 |
HW |
Hardware |
1437 |
Hz |
Hertz |
1438 |
I/O |
Input/Output |
1439 |
IAD |
Integrated Access Device; Interface Access Device |
1440 |
IAS |
Internet Access Service; Internet Authentication Service |
1441 |
IBCC |
In Band Communication Channel |
1442 |
IC |
Integrated Circuit |
1443 |
ICB |
Independent Customer Builds |
1444 |
ICD |
International Code Designator |
1445 |
ICLR |
Ingress Cell Loss Ratio |
1446 |
ICMP |
Internet Control Message Protocol |
1447 |
ICNV |
Input Command Not Valid |
1448 |
ICP |
IMA Control Protocol |
1449 |
ICPT |
Installed Circuit Pack Type |
1450 |
ICR |
Initial Cell Rate |
1451 |
ID |
Identifier; Identification |
1452 |
IDE |
Integrated Device Electronics |
1453 |
IDF |
Intermediate Distribution Frame; Invalid Data Flag |
1454 |
IDH |
Identification High byte |
1455 |
IDI |
Initial Domain Identifier |
1456 |
IDL |
Interface Definition Language |
1457 |
IDNV |
Input Data Not Valid |
1458 |
IDP |
Initial Domain Part |
1459 |
IDS |
Intrusion Detection System |
1460 |
IDT |
Inter DXC Trunk |
1461 |
IE |
Information Element |
1462 |
IEC |
Incoming Error Count; InterExchange Carrier |
1463 |
IEEE |
Institute of Electrical and Electronics Engineers |
1464 |
IETF |
Internet Engineering Task Force |
1465 |
IF |
Intermediate Frequency |
1466 |
IFC |
Initial First Cost |
1467 |
IG |
Information Group |
1468 |
IGMP |
Internet Group Multicast Protocol |
1469 |
IIAC |
Input Invalid Access Identifier |
1470 |
IIOP |
CORBA Internet Inter ORB Protocol |
1471 |
IISP |
Interim Interface Signaling Protocol |
1472 |
ILA |
Intermediate Light Amplification; Integrated Line Amplifier; In Line Amplifier |
1473 |
ILEC |
Incumbent Local Exchange Carrier |
1474 |
ILM |
Integrated Laser Module; Integrated Laser Modulator |
1475 |
ILMI |
Interim Link Management Interface; Interim Local Management Interface |
1476 |
ILOG |
Information Log; Incoming Log |
1477 |
ILR |
Issues List Report |
1478 |
IM |
Instant Messaging |
1479 |
IMA |
Inverse Multiplexing over ATM |
1480 |
IMBS |
Ingress Maximum Burst Size |
1481 |
IMD |
Intermodulation Distortion |
1482 |
IME |
Interface Management Entity |
1483 |
IMT |
Inter Machine Trunk |
1484 |
IN |
Intelligent Network |
1485 |
I NET |
Institutional Network |
1486 |
INM |
Integrated Network Manager |
1487 |
INMS |
Integrated Network Management Suite; Integrated Network Management System |
1488 |
INT |
Internal; Internal Clock |
1489 |
INTAP |
Interoperability Technology Association for information Processing |
1490 |
INTP |
Internodal Tunneling Protocol |
1491 |
INVW |
Invalid Word Count |
1492 |
IntServ |
Integrated Services |
1493 |
I/O |
Input/Output |
1494 |
IOA |
Input/Output Adapter |
1495 |
IOF |
Inter office Fiber |
1496 |
IOR |
Interoperable Object Reference |
1497 |
IP |
Internet Protocol |
1498 |
IPC |
Inter process Communications; InterProcess or InterProcesser Control |
1499 |
IPCR |
Ingress Peak Cell Rate |
1500 |
IPG |
Inter Packet Gap |
1501 |
IPM |
Interested Party Multicast |
1502 |
IPMS |
Interested Party Multicast Service |
1503 |
IPPV |
Impulse Pay per View |
1504 |
IPOA |
Internet Protocol over ATM |
1505 |
IPsec |
Internet Protocol Security |
1506 |
IPTA |
Internet Protocol Transport Agreement |
1507 |
IPTV |
IP Television |
1508 |
IR |
Intermediate Reach |
1509 |
IRD |
Integrated Receiver/Decoder |
1510 |
IRT |
Integrated Receiver/Transcoder |
1511 |
IS |
In Service; Intermediate System |
1512 |
ISA |
Industry Standard Architecture |
1513 |
IS ANR |
In Service Abnormal |
1514 |
IS ANRST |
In Service Abnormal and Restricted |
1515 |
ISCC |
InterSwitch Communications Channel |
1516 |
ISCR |
Ingress Sustainable Cell Rate |
1517 |
iSCSI |
Internet Small Computer System Interface; SCSI Protocol over TCP/IP |
1518 |
ISD |
Idle Signal Detection |
1519 |
ISDN |
Integrated Services Digital Network |
1520 |
IS IS |
Intermediate System to Intermediate System |
1521 |
ISM |
Industrial Scientific Medical |
1522 |
IS NR |
In Service Normal |
1523 |
ISO |
International Standards Organization |
1524 |
ISP |
Internet Service Provider; Inside Plant |
1525 |
IS RST |
In Service Restricted |
1526 |
ISTP |
Internet Signaling Transport Protocol |
1527 |
ISV |
Independent Software Vendor |
1528 |
IT |
Information Technology |
1529 |
ITA |
Installation, Test, and Acceptance |
1530 |
ITC |
Independent Transmit Clock |
1531 |
ITL |
International Telecommunications Union |
1532 |
ITE |
Information Technology Equipment |
1533 |
ITS |
Intelligent Transportation System; Institute for Telecommunications Sciences |
1534 |
ITT |
International Telephone and Telegraph |
1535 |
ITU |
International Telecommunication Union |
1536 |
ITU T |
International Telecommunications Union Telecommunications Standards Section |
1537 |
IUC |
Interval Usage Code |
1538 |
IWF |
Interworking Function |
1539 |
IXC |
Inter exchange Carrier |
1540 |
J0 |
J Zero; Section trace byte in performance monitoring (J zero) |
1541 |
J2EE |
Java 2 Enterprise Edition |
1542 |
JBR |
Jabber Count |
1543 |
JDBC |
Java Database Connectivity |
1544 |
JDK |
Java Development Kit |
1545 |
JDMK |
Java Dynamic Management Kit |
1546 |
JEM |
JAVA™ Element Manager |
1547 |
JMS |
JAVA™ Messaging System |
1548 |
JNDI |
Java Naming and Directory Interface |
1549 |
JRE |
Java Runtime Environment |
1550 |
JTAG |
Joint Test Action Group |
1551 |
JVM |
Java Virtual Machine |
1552 |
K1 |
SONET or SDH overhead byte of VLSR or MSP/MS SPRing (see K2) |
1553 |
K2 |
Used with K1 SONET or SDH overhead byte for VLSR or MSP/MS SPRing |
1554 |
Kb |
Kilobit |
1555 |
KB |
Kilobyte |
1556 |
Kb/s |
Kilobits per second |
1557 |
KB/s |
Kilobytes per second |
1558 |
Kbps |
Kilobits per second |
1559 |
KBps |
Kilobytes per second |
1560 |
kHz |
KiloHertz |
1561 |
Km |
Kilometer |
1562 |
Ksh |
Korn Shell |
1563 |
ksym/s |
Kilosymbols per Second |
1564 |
ksym/sec |
Kilosymbols per Second |
1565 |
kVA |
1000 Volt Amperes |
1566 |
kW |
Kilowatt |
1567 |
L2TP |
Layer 2 Tunneling Protocol |
1568 |
L3 |
Layer 3 |
1569 |
LA |
Line Adapter |
1570 |
LAC |
Local Access Concentrator |
1571 |
LADM |
Linear Add/Drop Multiplexer |
1572 |
LAN |
Local Area Network |
1573 |
LANE |
Local Area Network Emulation |
1574 |
LAP |
Link Access Procedure; Link Access Protocol |
1575 |
LAPB |
Link Access Procedure Balanced |
1576 |
LAPD |
Link Access Procedure D Channel (X 25) |
1577 |
LAPF |
Link Access Procedure for Frame Mode Bearer Services |
1578 |
LAPS |
Link Access Procedure |
1579 |
LASER |
Light Amplification by Stimulated Emission of Radiation |
1580 |
LATA |
Local Access and Transport Area |
1581 |
LBC |
Laser Bias Current |
1582 |
LBCL |
Laser Bias Current Level |
1583 |
LBCN |
Normalized Laser Bias Current |
1584 |
LBO |
Line Build Out |
1585 |
LC |
Lucent Connector; Line Card |
1586 |
LCAP |
Local Craft Access Panel |
1587 |
LCAS |
Link Capacity Adjustment Scheme |
1588 |
LCC |
Life Cycle cost; Link Control Channel |
1589 |
LCD |
Liquid Crystal Display |
1590 |
LCL |
Lower Confidence Limit |
1591 |
LCN |
Local Computer Network; Logical Channel Number; Local Communications Network |
1592 |
LCR |
Least Cost Routing |
1593 |
LCT |
Large Capacity Terminal |
1594 |
LD |
Laser Diode |
1595 |
LDAP |
Lightweight Directory Access Protocol |
1596 |
LDCC |
Line Data Communications Channel |
1597 |
LDP |
Label Distribution Protocol |
1598 |
LDS |
Local Digital Switch |
1599 |
LEAF |
Large Effective Area Fiber |
1600 |
LEC |
Local Exchange Carrier |
1601 |
LECS |
LAN Emulation Configuration Server |
1602 |
LED |
Light Emitting Diode |
1603 |
LER |
Label Edge Router |
1604 |
LES |
LAN Emulation Server |
1605 |
LF |
Line Fail |
1606 |
LFE |
Line Far End |
1607 |
LGN |
Logical Group Node |
1608 |
LGX |
Light Guide Crossconnects |
1609 |
LH |
Logical Host |
1610 |
LIC |
Line Interface Card |
1611 |
LIF |
Line Interface |
1612 |
LIM |
Line Interface Module |
1613 |
LIP |
Local Information Packet |
1614 |
LIU |
Line Interface Unit |
1615 |
LLC |
Logical Link Control |
1616 |
LLSDCC |
Lower Layer Section DCC |
1617 |
LM |
Line Module |
1618 |
LMI |
Local Management Interface |
1619 |
LMP |
Link Management Protocol |
1620 |
LO |
Low Order |
1621 |
LOADM |
Lightweight Optical Add/Drop Multiplexer |
1622 |
LOC |
Loss of Clock |
1623 |
Locn |
Location |
1624 |
LOF |
Loss of Frame |
1625 |
LOF P |
Path Loss of Frame |
1626 |
LOH |
Line Overhead |
1627 |
LOM |
Loss of Multiframe; List of Materials |
1628 |
LOP |
Loss of Pointer |
1629 |
LOPDP |
Loss of Pointer Decay Period |
1630 |
LOPI |
Loss of Pointer Inhibit |
1631 |
LOPIP |
Loss of Pointer Integration Period |
1632 |
LOP P |
Loss of Pointer Path |
1633 |
LOP V |
VT Loss of Pointer |
1634 |
LOS |
Loss of Signal |
1635 |
LOSS |
Loss of Signal Seconds |
1636 |
LOVC |
Low Order VC |
1637 |
LOW |
Local Orderwire |
1638 |
LO DXC |
Low Order Digital Cross Connect |
1639 |
LP |
Line Processor; Lockout of Protection; Low Order Path |
1640 |
LP S/SF P |
Lockout of Protection Span/Signal Fail Protection |
1641 |
Lport |
Logical port |
1642 |
LP S |
Lockout of Protection Span |
1643 |
LR |
Long Reach (fiber); Line Regeneration Equipment |
1644 |
LRDC |
Long Reach Daughter Card |
1645 |
LSA |
Low Speed ADM |
1646 |
LSA E EH |
Low Speed ADM Electrical (10/100 Base T) Environmentally Hardened |
1647 |
LSA O EH |
Low Speed ADM Optical (100 Base FX) Environmentally Hardened |
1648 |
LSB |
Least Significant Bit |
1649 |
LSF |
Loss of Signal or Frame indication signal |
1650 |
LSL |
Lower Specification Limit |
1651 |
LSM |
Loss of Sync Message |
1652 |
LSN |
Logical Subnetwork |
1653 |
LSP |
Label Switched Path; Local Service Provider |
1654 |
LSR |
Label Switch Router |
1655 |
LSSGR |
LATA Switching System Generic Requirements |
1656 |
LT |
Low Threshold; Laser Temperature |
1657 |
LTE |
Line Terminating Equipment |
1658 |
LTN |
Local Transport Network (fiber ring) |
1659 |
LTP |
Link Termination Point; Logical Termination Point |
1660 |
LTS |
Loop Testing System; Long Term Storage |
1661 |
LU |
Line Unit |
1662 |
LVD |
Low Voltage Distribution |
1663 |
LWP |
Low Water Peak |
1664 |
LZS |
Lempel Ziv Stac |
1665 |
M12 |
MUX DS 1 into DS2 |
1666 |
M13 |
MUX DS 1 into DS3 |
1667 |
M23 |
MUX DS 2 into DS3 |
1668 |
MAC |
Media Access Control; Medium Access Control |
1669 |
MAN |
Metropolitan Area Network |
1670 |
MAP |
Main Audio Program |
1671 |
MAU |
Media Access Unit |
1672 |
Mb |
Megabit |
1673 |
MB |
Megabyte |
1674 |
Mbaud |
Megabaud |
1675 |
Mb/s |
Megabits per second |
1676 |
Mbits/s |
Megabits per second |
1677 |
Mbps |
Megabits per second |
1678 |
MBps |
Megabytes per second |
1679 |
MB/s |
Megabytes per second |
1680 |
MBS |
Maximum Burst Size |
1681 |
MCP |
Management Control Processor |
1682 |
MCT |
Maintenance Channel Transparency |
1683 |
MCTF |
Motion Compensated Temporal Filtering |
1684 |
MD |
MetroDirector K2 Platform |
1685 |
mDVR |
Multi TV Digital Video Recorder |
1686 |
MCR |
Minimum Cell Rate; Minimum Cost Routing |
1687 |
MDF |
Main Distribution Frame |
1688 |
MDU |
Multiple Dwelling Unit |
1689 |
MEA |
Mismatch of Equipment and Attributes |
1690 |
MEGACO |
Media Gateway Control Protocol |
1691 |
MER |
Modulation Error Ratio |
1692 |
MFR |
Multilink Frame Relay |
1693 |
MG |
Media Gateway |
1694 |
MGC |
Media Gateway Controller |
1695 |
MGCP |
Media Gateway Control Protocol |
1696 |
MGN |
Management Gateway Node |
1697 |
MHz |
Megahertz |
1698 |
MIB |
Management Information Base |
1699 |
MID |
Message Identifier |
1700 |
MIPS |
Millions of Instructions per Second |
1701 |
MIT |
Management Information Tree |
1702 |
MJ |
Major |
1703 |
ML |
Mediation Layer |
1704 |
MLMD |
Multiplexer/Demultiplexer |
1705 |
MLPPP |
Multi Link Point to Point Protocol |
1706 |
mm |
millimeter |
1707 |
MM |
Multimode; Multimedia |
1708 |
MME |
Multiwave Management Element |
1709 |
MMF |
Multi Mode Fiber |
1710 |
MML |
Man Machine Language |
1711 |
MMO |
Main Material Order |
1712 |
MMP |
Multiwave Management Element |
1713 |
MN |
Minor |
1714 |
MO |
Managed Object |
1715 |
MOD |
Module; Movies on Demand |
1716 |
MODEM |
Modulator Demodulator |
1717 |
MOF |
Managed Object Framework |
1718 |
MOP |
Method of Procedure |
1719 |
MOR |
Multi wavelength Optical Repeater |
1720 |
MOS |
Mean Opinion Score |
1721 |
MP3 |
MPEG 2 Layer 3 |
1722 |
MP |
Management Portal |
1723 |
MPCKTS |
Multicast Packet Count |
1724 |
MPEG |
Moving Pictures Expert Group |
1725 |
MPI |
Multi Path Interface; Multi Path Interference |
1726 |
MPLmS |
Multi Protocol Lambda Switching |
1727 |
MPLS |
Multi Protocol Label Switching |
1728 |
MPLS CP |
MPLS Control Plane |
1729 |
MPN |
Mode Partition Noise |
1730 |
MPOA |
Multi Protocol over Asynchronous Transfer Mode |
1731 |
MPS |
Modeling and Planning System; Modeling and Planning Suite |
1732 |
MPT |
Multiplex Pass Through |
1733 |
MPTS |
Multiple Program Transport Stream |
1734 |
M Plane |
Management Plane |
1735 |
MR |
Modification Request; Material Request; Medium Reach |
1736 |
MRRB |
Maintenance Requirements Review Board; Material Release Review Board |
1737 |
ms |
Milliseconds |
1738 |
MS |
Multiplex Section |
1739 |
MS AIS |
Multiplex Section Alarm Indication Signal |
1740 |
MSA |
Mediation Services Administrator |
1741 |
MSB |
Most Significant Bit |
1742 |
MSC |
Metro Shelf Controller; Microsoft Cluster Server |
1743 |
MSF |
Multiservice Switching Forum |
1744 |
MSM |
Metro Switching Manager; Metro Switching Mismatch |
1745 |
MSN |
Multi Subnetwork |
1746 |
MSNM |
Metro Switching Network Manager |
1747 |
MSNM ML |
Metro Switching Network Manager Mediation Layer |
1748 |
MSO |
Multiple System Operator |
1749 |
MSOH |
Multiplexer Section Overhead |
1750 |
MSP |
Multiplex Section Protection; Multiservice Switching Path |
1751 |
MSPP |
Multiservice Provisioning Platform |
1752 |
MS P |
Manual Switch Protection |
1753 |
MSPVC |
Management Soft Permanent Virtual Circuit |
1754 |
MS R |
Manual Switch Ring |
1755 |
MS RDI |
Multiplex Section Remote Defect Indication |
1756 |
MS REI |
Multiplex Section Remote Error Indication |
1757 |
MS S |
Manual Switch Span |
1758 |
MS Spring/MSPR |
Multiplex Section Shared Protection Ring |
1759 |
MST |
Mountain Standard Time; Multiplex Section Termination |
1760 |
MSTE |
Multiplex Section Terminating Equipment |
1761 |
MS W |
Manual Switch Working |
1762 |
MTA |
Multimedia Terminal Adapter |
1763 |
MTBF |
Mean Time between Failure |
1764 |
MTIE |
Maximum Time Interval Error |
1765 |
MTM |
Metro Transport Manager |
1766 |
MTTP |
Transparent Connection Termination Point |
1767 |
MTTR |
Mean Time to Repair |
1768 |
MTTU |
Mean Time to Understand |
1769 |
MTU |
Maximum Transmission Unit |
1770 |
MUX |
Multiplexer |
1771 |
MUXCVR |
Muxceiver |
1772 |
mV |
Millivolt |
1773 |
MVOA |
Miniature Variable Optical Attenuator |
1774 |
MW |
MultiWave® |
1775 |
MZ |
Mach Zehnder |
1776 |
NA |
No Alarm; Not Alarmed; Not Applicable; Not Available; Numerical Aperture |
1777 |
NAD |
Network Access Domain |
1778 |
NAP |
Network Access Point |
1779 |
NAPT |
Network Address and Protocol Translation |
1780 |
NAS |
Network Access Server; Network Attached Storage |
1781 |
NAT |
Network Address Translation |
1782 |
NBI |
Northbound Interface |
1783 |
NBK |
No Backup |
1784 |
NC |
Nodal Controller; Normally Closed (contacts) |
1785 |
NCC |
Network Control Center |
1786 |
NCCI |
Network Call Correlation Identification |
1787 |
NCP |
Nodal Control Point; Nodal Control Processor |
1788 |
NCP&D |
Network Capacity Planning and Delivery |
1789 |
NCR |
Non Conformance Report |
1790 |
NCS |
Network Computing System; Network Control System; Network Call Signaling |
1791 |
NCTA |
National Cable & Telecommunications Association |
1792 |
NDC |
National Destination Code |
1793 |
NDF |
New Data Flag |
1794 |
NDIS |
Network Design and Inventory System |
1795 |
NDMH |
Non Degraded Modem Hours |
1796 |
NDP |
Network Discovery Protocol; Neighbor Discovery Protocol |
1797 |
NDSF |
Non Dispersion Shifted Fiber |
1798 |
NDVR |
Network Digital Video Recording |
1799 |
NE |
Network Element |
1800 |
NEBS |
Network Equipment Building Standards; Network Equipment Building Systems |
1801 |
NEC |
National Electric Code |
1802 |
NEF |
Network Element Function |
1803 |
NE/FE |
Near End/Far End |
1804 |
NEG |
Negative Terminal |
1805 |
NEID |
Network Element Identification |
1806 |
NEIR |
Network Element Information Request |
1807 |
NEMA |
National Electrical Manufacturers Association |
1808 |
NFS |
Networked File System |
1809 |
NGDLC |
Next Generation Digital Loop Carrier |
1810 |
NG L1 |
Next Generation Layer 1 |
1811 |
NGNA |
Next Generation Network Architecture |
1812 |
NI |
Network Interface |
1813 |
NIC |
Network Interface Card |
1814 |
NID |
Network Interface Device |
1815 |
NIDU |
Network Interface Data Unit |
1816 |
NIS |
Network Infrastructure Solutions |
1817 |
NIU |
Network Interface Unit |
1818 |
NLA |
Network Layer Address; Network Layer Agent |
1819 |
NLC |
Node Line Card |
1820 |
NLD |
Neighbor Link Discovery |
1821 |
NLPI |
Network Layer Protocol Identifier |
1822 |
nm |
nanometer |
1823 |
NM |
Network Management; Network Manager; Network Management; Node Manager |
1824 |
NMA |
Network Monitoring and Analysis |
1825 |
NME |
Network Management Ethernet |
1826 |
NMF |
Node level Management Function |
1827 |
NML |
Network Management Layer |
1828 |
NMS |
Network Management System |
1829 |
NN |
N key on keyboard for a no response |
1830 |
NNI |
Network to Network Interface; Network Node Interface |
1831 |
NNIF |
Network to Network Interface |
1832 |
NNM |
Network Node Manager |
1833 |
NNTP |
Network News Transfer Protocol |
1834 |
NO |
Network Object; Normally Open (contacts) |
1835 |
NOC |
Network Operations Center |
1836 |
NOCC |
Network Operations Control Center |
1837 |
NPC |
Network Parameter Control |
1838 |
NPR |
Noise Power Ratio |
1839 |
NR |
No Reply |
1840 |
NRT |
Non Real Time |
1841 |
NRTL |
Nationally Recognized Test Laboratory |
1842 |
NRTVBR |
Non Real Time Variable Bit Rate |
1843 |
NRZ |
Non Return to Zero |
1844 |
ns |
Nanosecond |
1845 |
NSA |
Non Service Affecting |
1846 |
NSAP |
Network Service Access Point |
1847 |
NSI |
Network Side Interface |
1848 |
NSN |
Nationally Significant Number |
1849 |
NSP |
Node Switch Provider; Node Switch Processor |
1850 |
NT |
Window New Technology |
1851 |
NTF |
No Trouble Found |
1852 |
NTFCNCDE |
Notification Codes (TL1) |
1853 |
NTFS |
New Technology File System |
1854 |
NTP |
Network Time Protocol |
1855 |
NTS |
Near Term Storage; Network Time Synchronization |
1856 |
NTSC |
National Television Standards Committee |
1857 |
NUT |
Non preemptive Unprotected Traffic |
1858 |
NVM |
Non Volatile Memory |
1859 |
NVRAM |
Nonvolatile Random Access Memory |
1860 |
NZDSF |
Non Zero Dispersion Shifted Fiber |
1861 |
OA |
Optical Amplifier |
1862 |
OADM |
Optical Add/Drop Multiplexer |
1863 |
OAM |
Operations, Administration and Maintenance |
1864 |
OAMCell |
Operations, Administration and Maintenance Cell |
1865 |
OAMP |
Operation, Administration, Maintenance and Provisioning |
1866 |
O BLSR |
Optical Bidirectional Line Switched Ring |
1867 |
OC |
Optical Carrier |
1868 |
OCAP |
OpenCable Application Platform |
1869 |
OCH |
Optical Channel |
1870 |
OCI |
Open Connection Indication |
1871 |
OCT |
Octet Count |
1872 |
OC 1 |
Optical Carrier level 1, SONET bit rate = 51.84 Mb/s |
1873 |
OC 3 |
Optical Carrier level 3, SONET bit rate = 155.52 Mb/s |
1874 |
OC 12 |
Optical Carrier level 12, SONET bit rate = 622.08 Mb/s |
1875 |
OC 48 |
Optical Carrier level 48, SONET bit rate = 2.488 Gb/s |
1876 |
OC 192 |
Optical Carrier level 192, SONET bit rate = 9.953 Gb/s |
1877 |
OC n |
Optical Carrier number; Optical Carrier where N denotes a multiple of 51.84 Mb/s |
1878 |
OCTU |
Optical Channel Transport Unit |
1879 |
OCXO |
Oven Controlled Crystal Oscillator |
1880 |
ODA |
Outlet Digital Adapter |
1881 |
ODACS |
Optical Data Acquisition and Control System |
1882 |
ODBMS |
Object Database Management System |
1883 |
ODF |
Optical Distribution Frame |
1884 |
ODPR |
Optically Dedicated Protection Ring |
1885 |
ODUk |
Optical channel Data Unit where k is 1 or 2 |
1886 |
OEO |
Optical to Electronic to Optical |
1887 |
OEPL |
Optical Ethernet Private Line |
1888 |
OEPLAN |
Optical Ethernet Private Local Area Network |
1889 |
OEVPL |
Optical Ethernet Virtual Private Line |
1890 |
OEVPLAN |
Optical Ethernet Virtual Private Local Area Network |
1891 |
OFC |
Open Fiber Control; Optical Fiber Communication |
1892 |
OFDM |
Orthogonal Frequency Division Multiplexing |
1893 |
OFS |
Out of Frame Second |
1894 |
OID |
Object Identifier |
1895 |
OIU |
Operator Interface Unit; Optical Interface Unit; Office Interface Unit |
1896 |
OLA |
Optical Line Amplifier; Optical Link Analysis |
1897 |
OLB |
Optical Link Budget |
1898 |
OLM |
Optical Link Module |
1899 |
OLMP |
Optical Link Management Protocol |
1900 |
OLS |
Optical Line System |
1901 |
OLT |
Optical Line Termination; Optical Line Terminal |
1902 |
OLTP |
OSRP Link Termination Point |
1903 |
OM |
Optical Module |
1904 |
OMC |
Operation and Maintenance Center |
1905 |
OMG |
Object Management Group |
1906 |
OMS |
ON Center Management Suite |
1907 |
ON |
Optical Network |
1908 |
ONE |
Optical Network Element |
1909 |
ONM |
ON Center Network Manager |
1910 |
ONT |
Optical Network Terminal |
1911 |
ONU |
Optical Network Unit |
1912 |
OO |
Optical to Optical |
1913 |
OOB |
Out of Band |
1914 |
OOF |
Out of Frame |
1915 |
OOK |
On Off Keying |
1916 |
OOM1 |
Out of Multi Frame Stage 1 |
1917 |
OOM2 |
Out of Multi Frame Stage 2 |
1918 |
OOO |
Optical Optical Optical |
1919 |
OOR |
Out of Range |
1920 |
OOS |
Out of Service |
1921 |
OSS AU |
Out of Service Autonomous |
1922 |
OSS AUMA |
Out of Service Autonomous and Management |
1923 |
OSS AURST |
Out of Service Autonomous and Restricted |
1924 |
OOS MA |
Out of Service Management |
1925 |
OOS MAANR |
Out of Service Management and Abnormal |
1926 |
OpEx |
Operations Expenditure |
1927 |
OPM |
Optical Performance Monitoring; Optical Power Meter |
1928 |
OPR |
Optical Power Received |
1929 |
OPS/INE |
Operations Provisioning System/Intelligent Network Element |
1930 |
OPT |
Optical Power Transmit |
1931 |
OPTORL |
Optical Return Loss |
1932 |
OPTX AE |
OPTX Automation Engine |
1933 |
OPTX NM |
OPTX Network Manager |
1934 |
OpUk |
Optical channel payload Unit where k is 1 or 2 |
1935 |
OPVC |
Optical channel Payload Virtual Container (timeslot) |
1936 |
ORB |
Object Request Broker |
1937 |
ORIG |
Original; Originating |
1938 |
ORL |
Optical Return Loss |
1939 |
ORP |
Optical Routing Protocol |
1940 |
OS |
Operating System |
1941 |
OSA |
Optical Spectrum Analyzer |
1942 |
OSC |
Optical Supervisory Channel; Optical Service Channel |
1943 |
OSDS |
Operations Systems Data Server |
1944 |
OSGI |
Open Services Gateway Initiative |
1945 |
OSHA |
Occupational Safety and Health Act |
1946 |
OSI |
Open Systems Interconnection |
1947 |
OSM |
OSC Splitter Module |
1948 |
OSMINE |
Operations Systems Modifications for the Integration of Network Elements |
1949 |
OSNR |
Optical Signal to Noise Ratio; Open Signal to Noise Ratio |
1950 |
OSP |
Optical Signaling Protocol; Outside Plant |
1951 |
OSPF |
Open Shortest Path First |
1952 |
OSPR |
Optically Shared Protection Ring |
1953 |
OSRP |
Optical Signaling and Routing Protocols |
1954 |
OSS |
Operations Support System |
1955 |
OSSAN |
Operations Support System Access Nodes |
1956 |
OSWF |
On site Work Force |
1957 |
OTC |
Operations Technical Center; Optical Transport Card |
1958 |
OTDR |
Optical Time Domain Reflectometer |
1959 |
OTGR |
Operations Technology Generic Requirements |
1960 |
OTN |
Optical Transport Network |
1961 |
OTS |
Optical Transport System |
1962 |
OTS RPTR |
OTS Repeater |
1963 |
OTU |
Optical Transport Unit |
1964 |
OUI |
Organizationally Unique Identifier |
1965 |
OUNI |
Optical User Network Interface |
1966 |
O UPSR |
Optical Unidirectional Path Switched Ring |
1967 |
OUSM |
Optical Utility Services Manager |
1968 |
OUSP |
Optical Utility Services Platform |
1969 |
OW |
Order Wire |
1970 |
OXC |
Optical Cross Connect |
1971 |
P2P |
Peer to Peer |
1972 |
PA |
Port Adapter; Pre Amplifier |
1973 |
PAD |
Power Attenuation Device |
1974 |
PAN |
Personal Area Networking |
1975 |
PARP |
Proxy ARP |
1976 |
PAT |
Program Association Table |
1977 |
PAX |
Path Adaptation and X Connect |
1978 |
PB |
Petabyte |
1979 |
PBX |
Private Branch Exchange |
1980 |
PBOR |
Primary Backup Object Replication |
1981 |
PC |
Personal Computer; Physical Contact; Processor Card |
1982 |
PCA |
Protection Channel Access |
1983 |
PCB |
Printed Circuit Board |
1984 |
PCC |
Processor Communication Channel |
1985 |
PCI |
Peripheral Component Interconnect |
1986 |
PCN |
Program Change Notice; Product Change Notice |
1987 |
PCM |
Pulse Code Modulation |
1988 |
PCMCIA |
Personal Computer Memory Card Interface Adaptor |
1989 |
PCMM |
PacketCable Multimedia |
1990 |
PCO |
Pre Conditioned Order |
1991 |
P Code |
Product Code |
1992 |
PCR |
Peak Cell Rate |
1993 |
PDA |
Personal Digital Assistant |
1994 |
PDAP |
Power Distribution and Alarm Panel |
1995 |
PDC |
Passive Dispersion Compensator |
1996 |
PDF |
Portable Document Format |
1997 |
PDH |
Pleisiochronous Digital Hierarchy |
1998 |
PDI |
Payload Defect Indication |
1999 |
PDL |
Polarization Dependent Loss |
2000 |
PDP |
Policy Decision Point |
2001 |
PDU |
Power Distribution Unit; Protocol Data Unit |
2002 |
PEG |
Public, Education, Government |
2003 |
PEM |
Processor Enhancement Module; Processor Element Module |
2004 |
PEP |
Policy Enforcement Point |
2005 |
PESQ |
Perceptual Evaluation of Speech Quality |
2006 |
PFE |
Path Far End |
2007 |
PFM |
Packet Forwarding Module |
2008 |
PFO |
Premium Feature Open |
2009 |
PG |
Peer Group; Protection Group |
2010 |
PGID |
Peer Group Identifier |
2011 |
PGL |
Peer Group Leader |
2012 |
PHY |
Physical Layer Device; Physical |
2013 |
PIC |
Programmable Interrupt Controller |
2014 |
pid |
Password Identifier |
2015 |
PID |
Personally Identifiable Data; Protocol Identifier; Packet Identifier; Personal
Identification |
2016 |
PIF |
Packet Interface FPGA |
2017 |
PIN |
Photo Intrinsic; Positive Intrinsic Negative; Personal Identification Number |
2018 |
PING |
Packet Internet Groper |
2019 |
PIP |
Plug In Provisioning |
2020 |
PJ |
Pointer Justification |
2021 |
PL |
Packet Loss |
2022 |
PLC |
Packet Loss Concealment |
2023 |
PLCN |
Pilot Line Change Notification |
2024 |
PLCP |
Physical Layer Convergence Protocol |
2025 |
PLD |
Programmable Logic Device |
2026 |
PLL |
Phase Locked Loop |
2027 |
PLM |
Payload Label Mismatch |
2028 |
PLM P |
Payload Label Mismatch Path |
2029 |
PLM V |
Payload Label Mismatch VT |
2030 |
PLN |
PNNI Logical Node |
2031 |
PLO |
Path Layer Overhead |
2032 |
PM |
Performance Management; Performance Monitoring; Program Manager; Project Manager |
2033 |
PMA |
Power Management Algorithm |
2034 |
PMBB |
Performance Monitoring Building Block |
2035 |
PMD |
Polarization Mode Dispersion |
2036 |
PMDC |
PMD Compensator |
2037 |
PMM |
Power Management Module |
2038 |
PMP |
Point to MultiPoint |
2039 |
PN |
Physical Node |
2040 |
PNC |
Physical Node Controller |
2041 |
PNNI |
Private Network to Network Interface; Private Network Node Interface |
2042 |
PO |
Purchase Order |
2043 |
POH |
Path Overhead |
2044 |
PON |
Passive Optical Network |
2045 |
POP |
Point of Presence |
2046 |
POR |
Power on Reset |
2047 |
POS |
Packet over SONET; Positive Terminal |
2048 |
POST |
Power on Self Test |
2049 |
POTS |
Plain Old Telephone Service |
2050 |
PPC |
Power PC |
2051 |
PPD |
Partial Packet Discard |
2052 |
PPJC |
Positive Pointer Justification Count |
2053 |
PPL |
Point to Point Link |
2054 |
ppm |
Pulse Position Modulation; Pulses per Million |
2055 |
PPM |
Parts per Minute; Parts per Million; Pulses per Million |
2056 |
Pport |
Physical port |
2057 |
PPP |
Point to Point Protocol |
2058 |
PPS |
Path Protection Switched; Pulses per Second |
2059 |
PPT |
Power Passing Tap |
2060 |
PRBS |
Pseudo Random Bit Sequence |
2061 |
PRC |
Primary Reference Clock |
2062 |
PRI |
Primary Rate Interface |
2063 |
PROM |
Programmable Read Only Memory |
2064 |
PROT |
Protocol; Protection |
2065 |
PRNG |
Pseudo Random Number Generators |
2066 |
PRS |
Primary Reference Source |
2067 |
PS |
Power Supply; Policy Server |
2068 |
ps/nm km |
Pico second |
2069 |
PSA |
PacketCable Service Agreement |
2070 |
PSBF |
Protection Switching Byte Failure |
2071 |
PSC |
Protection Switching Count |
2072 |
PSD |
Protection Switching Duration |
2073 |
PSEL |
Presentation Suite |
2074 |
PSI |
Program Specific Information |
2075 |
PSL |
Path Signal Label |
2076 |
PSM |
Persistent Stored Module |
2077 |
PSN |
Packet Switch Node; Packet Switched Network |
2078 |
P SNC |
Permanent SNC |
2079 |
PSQM |
Perceptual Speech Quality Measurement |
2080 |
PSR |
Protection Side Regeneration; Path Switched Ring |
2081 |
PST |
Primary State; Pacific Standard Time |
2082 |
PSTN |
Public Switched Telephone Network |
2083 |
PSU |
Power Supply Unit; Packet Switch Unit |
2084 |
PT |
Pass Through; Payload Type |
2085 |
PTE |
Path Terminating Equipment |
2086 |
PTI |
Payload Type Indicator |
2087 |
PTP |
Physical Termination Point; Point To Point; Path Termination Point |
2088 |
PTSE |
PNNI Topology State Element |
2089 |
PTSP |
PNNI Topology State Packet |
2090 |
PV |
Protocol Violation |
2091 |
PVC |
Permanent Virtual Circuit; Poly Vinyl Chloride; Private Virtual Circuit |
2092 |
PVR |
Personal Video Recorder |
2093 |
PWB |
Printed Wire Board |
2094 |
PWM |
Pulse Width Modulation |
2095 |
PWR |
Power |
2096 |
Q3 |
Telecommunications Management Network (TMN) Interface |
2097 |
QAM |
Quadrature Amplitude Modulation |
2098 |
QL |
Quality Level |
2099 |
QMC |
QUICC Multichannel Controller |
2100 |
QoS |
Quality of Service |
2101 |
QPSK |
Quadrature Phase Shift Keying |
2102 |
QUICC |
Quad Integrated Communications Controller |
2103 |
R&D |
Research and Development |
2104 |
R/W |
Read/Write |
2105 |
RADIUS |
Remote Authentication Dial In User Service |
2106 |
RAI |
Remote Alarm Indication |
2107 |
RAID |
Redundant Array of Inexpensive Disk; Redundant Array of Independent Disk |
2108 |
RAIG |
Resource Availability Information Group |
2109 |
RAM |
Random Access Memory |
2110 |
RAN |
Regional Area Network |
2111 |
RBF |
Reconfigurable Blocking Filter |
2112 |
RBOC |
Regional Bell Operating Company |
2113 |
RBM |
Regional Business Manager |
2114 |
RBW |
Resolution Bandwidth |
2115 |
RCC |
Routing Control Channel |
2116 |
RCV |
Receiver |
2117 |
RCVR |
Receiver |
2118 |
RDF |
Rate Decrease Factor |
2119 |
RDI |
Remote Defect Indication |
2120 |
RDI L |
Remote Defect Indication Line |
2121 |
RDI P |
Remote Defect Indication Path |
2122 |
RED |
Random Early Detection; Random Early Discard |
2123 |
REF |
Reference |
2124 |
REI |
Remote Error Indication |
2125 |
REI L |
Remote Error Indication Line |
2126 |
REI P |
Remote Error Indication Path |
2127 |
Rev. |
Revision |
2128 |
RF |
Radio Frequency |
2129 |
RFC |
Request for Comment |
2130 |
RFI |
Radio Frequency Interference; Remote Failure Indication; Request for Information |
2131 |
RFI L |
Remote Failure Indication (detected at the line layer) |
2132 |
RFI P |
Remote Failure Indication (detected at the path layer) |
2133 |
RG |
Residential Gateway |
2134 |
R.H. |
Relative Humidity |
2135 |
RHC |
Regional Holding Company |
2136 |
RIB |
Routing Information Base |
2137 |
RIN |
Relative Intensity Noise |
2138 |
RIP |
Routing Information Protocol |
2139 |
RJ |
Registered Jack |
2140 |
RKS |
Record Keeping Server |
2141 |
RMA |
Return Material Authorization; Replace Material Authorization |
2142 |
RMAN |
Recovery Manager |
2143 |
RMI |
Remote Method Invocation |
2144 |
RMS |
Root Mean Square |
2145 |
RNR |
Not Ready to Receive; Remote Failure Indication |
2146 |
ROADM |
Re configurable Optical Add/Drop Multiplexer |
2147 |
ROC |
Regional Operations Center |
2148 |
ROI |
Return on Investment |
2149 |
ROM |
Read Only Memory |
2150 |
RPM |
Revolutions per Minute |
2151 |
RPR |
Resilient Packet Ring |
2152 |
RR |
Ready to Receive; Reverse Request |
2153 |
RRB |
Reliability Review Board |
2154 |
RRO |
Record Route Object |
2155 |
RR R |
Reverse Request Ring |
2156 |
RR S |
Reverse Request Span |
2157 |
RS |
Regenerator Section; Reed Solomon |
2158 |
RS E |
Ring Switch East |
2159 |
RSOH |
Regenerator Section Overhead |
2160 |
RSP |
Route Switch Processor |
2161 |
RST |
Regenerator Section Terminating |
2162 |
RSVP |
Resource Reservation Protocol |
2163 |
RSVP TE |
Resource Reservation Protocol with Traffic Engineering |
2164 |
RS W |
Ring Switch West |
2165 |
RT |
Remote Terminal; Real Time |
2166 |
RTC |
Real Time Clock |
2167 |
RTI |
Real Time Ingest |
2168 |
RTN |
Return (voltage return) |
2169 |
RTOS |
Real Time Operating System |
2170 |
RTP |
Routing Table Protocol; Real Time Transport Protocol; Routine Task Procedure |
2171 |
RTRV |
Retrieve |
2172 |
RTS |
Ready to Send; Request to Send; Real Time Operation System |
2173 |
RTSP |
Real Time Streaming Protocol |
2174 |
RTT |
Round trip Time |
2175 |
RTU |
Right to Use |
2176 |
RTVBR |
Real Time Variable Bit Rate Traffic |
2177 |
RU |
Rack Unit |
2178 |
RW |
Rewind |
2179 |
RWA |
Routing and Wavelength Assignment |
2180 |
R/W |
Read/Write |
2181 |
RX |
Receive |
2182 |
Rx Line |
Receive Line |
2183 |
RZ |
Return to Zero |
2184 |
RZ DPSK |
Return to Zero Differential Phase Shift Keying |
2185 |
s |
Second |
2186 |
s.f. |
Square Foot |
2187 |
S/IMP |
Signal to Impulse Ratio |
2188 |
S/N |
Signal to Noise Ratio |
2189 |
SA |
Service Affecting |
2190 |
SAAL |
Signaling ATM Adaptation Layer |
2191 |
SABLIME |
Product Administration System (AT&T) |
2192 |
SADM04 e |
SONET/SDH Add/Drop Multiplexer (ONLINE Edge Platform) |
2193 |
SAN |
Storage Area Network |
2194 |
SAP |
Secondary Audio Program |
2195 |
SAR |
Segmentation and Reassembly |
2196 |
SARP |
Switching Address Resolution Protocol |
2197 |
SAS |
Severely Errored Frame and AIS Seconds |
2198 |
SASE |
Standalone Synchronization |
2199 |
SATA |
Serial AT Attachment |
2200 |
SATT |
Synchronization, Alarms, and Telemetry Termination |
2201 |
SAW |
Surface Acoustic Wave |
2202 |
SBLK |
Errored Superblocks |
2203 |
SBS |
Stimulated Brillouin Scattering |
2204 |
SBV |
Switched Broadcast Video |
2205 |
SBW |
Signal Bandwidth |
2206 |
SC |
Service Channel; Square Connector; Shelf Controller |
2207 |
SCC |
Serial Communications Controller; Serial Communications Channels |
2208 |
SCCI |
Small Computer System Interface |
2209 |
S CDMA |
Synchronous Code Division Multiple Access |
2210 |
SCM |
Service Channel Modem; Sub carrier Multiplexing |
2211 |
SCN |
Service Channel Network; Shared Content Network |
2212 |
SCR |
Sustainable Cell Rate; Silicon Controlled Rectifier |
2213 |
SCSI |
Small Computer System Interface |
2214 |
SCTE |
Society of Cable Telecommunications Engineers |
2215 |
SD |
Signal Degrade; Signal Detect; Standard Definition |
2216 |
SDCC |
Section Data Communications Channel |
2217 |
SDH |
industries cable Synchronous Digital Hierarchy |
2218 |
SDI |
Secure Digital Interface; Serial Digital Interface |
2219 |
SDL |
Synchronous Data Link; Synchronous Delay Line |
2220 |
SDLC |
Synchronous Data Link Control |
2221 |
SDMH |
Severely Degraded Modem Hours |
2222 |
SDP |
Session Description Protocol |
2223 |
SD P |
Signal Degrade Path |
2224 |
SD R |
Signal Degrade Ring |
2225 |
SDRAM |
Synchronized Dynamic Random Access Memory |
2226 |
SD S |
Signal Degrade Span |
2227 |
SDTV |
Standard Definition Television |
2228 |
SDU |
Service Data Unit |
2229 |
SE |
Systems Engineer |
2230 |
SEAL |
Simple and Efficient Adaptation Layer |
2231 |
SEC |
Secondary |
2232 |
SEF |
Severely Errored Framing |
2233 |
SEFS |
Severely Errored Frame Seconds |
2234 |
SEFS S |
Severely Errored Framing Seconds Section |
2235 |
SEM |
Service Entitlement Manager |
2236 |
SEMS |
Severely Errored Multi frame Seconds |
2237 |
SerDes |
Serializer/DeSerializer |
2238 |
SES |
Severely Errored Seconds |
2239 |
SES L |
Severely Errored Seconds Line |
2240 |
SES LFE |
Severely Errored Seconds Line Far End |
2241 |
SES P |
Severely Errored Seconds Path |
2242 |
SES PFE |
Severely Errored Seconds Path Far End |
2243 |
SESR |
Severely Errored Second Ratio |
2244 |
SES RS |
Severely Errored Seconds Regenerator Section |
2245 |
SES S |
Severely Errored Seconds Section |
2246 |
SES V |
Severely Errored Seconds VT |
2247 |
SES VFE |
Severely Errored Seconds VT Far End |
2248 |
SETS |
Synchronous Equipment Timing Source |
2249 |
SF |
Signal Failure; Super Frame |
2250 |
SFD |
Start of Frame Delimiter |
2251 |
SFDADM02 e |
SONET/SDH Framed Data Add/Drop Multiplexer (ONLINE Edge Platform) |
2252 |
SFF |
Small Form Factor (connector) |
2253 |
SFO |
Sync Frequency Offset |
2254 |
SFP |
Small Form factor Pluggable |
2255 |
SF R |
Signal Failure Ring |
2256 |
SF S |
Signal Failure Span |
2257 |
SG |
Signaling Gateway |
2258 |
SGC |
Signaling Gateway Controller |
2259 |
sh |
Bourne Shell |
2260 |
SHx |
Shelf Number |
2261 |
SI |
Serial Interface; Service Independent |
2262 |
SIC |
System Integrity Control; Standard Industrial Classification |
2263 |
SID |
System Identification number; Source Identifier |
2264 |
SIF |
SONET Interoperability Forum; Switch Interface FPGA |
2265 |
SIM |
Service Interface Module |
2266 |
SIP |
Session Initiation Protocol |
2267 |
SLA |
Service Level Agreement |
2268 |
SLIP |
Serial Line Internet Protocol |
2269 |
SLM |
Service Layer Manager |
2270 |
SLOSS |
Synchronization Loss |
2271 |
SLR |
Service Level Report |
2272 |
SM |
Single Mode; Switching Module; Shelf Manager |
2273 |
SMB |
Small and Medium Business |
2274 |
SMC |
Serial Management Controllers; Standard Management Committee |
2275 |
SMDS |
Switched Multimegabit Data Service |
2276 |
SME |
Small and Medium Enterprise |
2277 |
SMF |
Single Mode Fiber |
2278 |
SMIR |
Single Mode Intermediate Reach |
2279 |
SML |
Service Management Layer |
2280 |
SMLR |
Single Mode Long Reach |
2281 |
SMM |
Service Mediation Module |
2282 |
SMON |
Switch Monitor |
2283 |
SMOP |
Service Method of Procedure |
2284 |
SMS |
Service Management Suite |
2285 |
SMT |
Surface Mount Technology; Self Monitoring Task |
2286 |
S MTA |
Standalone Multimedia Terminal Adaptor |
2287 |
SNA |
Systems Network Architecture |
2288 |
SNC |
Subnetwork Connection; Subnetwork Controller |
2289 |
SNCP |
Subnetwork Connection Protection |
2290 |
SNCP/I |
Subnetwork Connection Protection/Inherent monitoring |
2291 |
SNCP/N |
Subnetwork Connection Protection/Non intrusive monitoring |
2292 |
SNM |
Switching Network Manager |
2293 |
SNMP |
Simple Network Management Protocol |
2294 |
SNP |
Sequence Number Protection |
2295 |
SNR |
Signal to Noise Ratio |
2296 |
SNTP |
Simple Network Time Protocol |
2297 |
SOA |
Semiconductor Optical Amplifier |
2298 |
SOADM |
Select Optical Add/Drop Multiplexer |
2299 |
SOF |
Start of Frame |
2300 |
SOH |
Section Overhead; State of Health |
2301 |
SOHO |
Small Office/Home Office |
2302 |
SONET |
industries_cable Synchronous Optical Network |
2303 |
SOP |
Standard Operating Procedure |
2304 |
SP |
Shelf Processor; Shelf Pump |
2305 |
SPC |
SONET Permanent Circuit |
2306 |
SPE |
Synchronous Payload Envelope |
2307 |
SPF |
Shortest Path First |
2308 |
SPI |
Serial Peripheral Interface; Service Provider Interface |
2309 |
SPM |
Self Phase Modulation |
2310 |
SPR/SPRing |
Shared Protection Ring |
2311 |
SPTP |
Service Path Termination Point |
2312 |
SPVC |
Soft Permanent Virtual Connection; Soft Permanent Virtual Circuit |
2313 |
SQL |
Structured Query Language |
2314 |
SR |
Short Reach (fiber) |
2315 |
SRAM |
Static Random Access Memory |
2316 |
SRD |
Software Release Document |
2317 |
SRN |
Software Release Notice |
2318 |
SRS |
Stimulated Raman Scattering |
2319 |
SRTS |
Synchronous Residual Time Stamp |
2320 |
SRVEFF |
Service Affecting (TL1) |
2321 |
SSB |
Single Sideband |
2322 |
SSCOP |
Service Specific Connection Oriented Protocol |
2323 |
SSCS |
Service Specific Convergence Sublayer |
2324 |
SSEL |
Session Selector |
2325 |
SSF |
Server Signal Failure |
2326 |
SSL |
Secure Sockets Layer |
2327 |
SSM |
Synchronization Status Messages |
2328 |
SSMF |
Standard Single Mode Fiber |
2329 |
SST |
Secondary Service State |
2330 |
SSTUR |
Site Specific Turn Up Report |
2331 |
SSU |
Synchronization Supply Unit |
2332 |
ST |
Straight Terminus; Straight Tip |
2333 |
ST1 |
Stratum 1 |
2334 |
ST2 |
Stratum 2 |
2335 |
ST3 |
Stratum 3 |
2336 |
ST3E |
Stratum 3 Enhanced |
2337 |
ST4 |
Stratum 4 (Asynchronous) |
2338 |
STB |
Set Top Box |
2339 |
STC |
Stacking and Timing Card |
2340 |
STE |
Section Terminating Equipment; Section Terminating Element |
2341 |
STII (2) |
Type of optical connector |
2342 |
STM |
Synchronous Transfer Mode |
2343 |
STM 0 |
Synchronous Transfer Mode level 0, SDH bit rate = 51.84 Mb/s |
2344 |
STM 1 |
Synchronous Transfer Mode level 1, SDH bit rate = 155.52 Mb/s |
2345 |
STM 4 |
Synchronous Transfer Mode level 4, SDH bit rate = 622.08 Mb/s |
2346 |
STM 16 |
Synchronous Transfer Mode level 16, SDH bit rate = 2488.32 Mb/s |
2347 |
STM 64 |
Synchronous Transfer Mode level 64, SDH bit rate = 9953.28 Mb/s |
2348 |
STM n |
Synchronous Transport Module "n" |
2349 |
STM nC |
Synchronous Transport Module of level n concatenated |
2350 |
STMX |
SONET/SDH Thin Multiplexer |
2351 |
STP |
Spanning Tree Protocol; Shielded Twisted Pair |
2352 |
STS |
Synchronous Transport Signal |
2353 |
STS 1 |
Synchronous Transport Signal Level 1 |
2354 |
STS 3 |
Synchronous Transport Signal Level 3 |
2355 |
STS 3c |
Synchronous Transport Signal Level 3, concatenated |
2356 |
STS n |
Synchronous Transport Signal "n" |
2357 |
STS Nc |
Contiguous Concatenation of N STS 1 SPEs |
2358 |
STS N Xv |
Virtual Concatenation of X STS N SPEs |
2359 |
STU |
Secure Telephone Unit; Synchronized, Traceability Unknown; Stratum Traceability
Unknown |
2360 |
STU P |
Stratum Traceability Unknown Provisioned |
2361 |
SVC |
Switched Virtual Circuit |
2362 |
SVCC |
Switched Virtual Channel Connection |
2363 |
SVOD |
Subscription Video on Demand |
2364 |
SVP |
Secure Video Processor |
2365 |
SVPC |
Switched Virtual Path Connection |
2366 |
SW |
Software |
2367 |
SWCA |
Split Working Channel Access |
2368 |
SWID |
Software Identifier |
2369 |
SWOD |
Software ODACS |
2370 |
SX |
Short Reach as in 1000Base SX |
2371 |
SYNC |
Synchronization |
2372 |
SYNCIO |
Synchronized Input/Output |
2373 |
SYSLOG |
System Log |
2374 |
T1 |
Service or line operation at the DS 1 rate |
2375 |
T3 |
Digital Carrier System for DS3 Signals |
2376 |
TAC |
Transport Aggregated Circuit; Technical Assistance Center |
2377 |
TADR |
Target Address |
2378 |
TADRMAP |
Target Address Map |
2379 |
TAP |
Test Access Port; Technician Access Port |
2380 |
TARP |
Target Identifier Address Resolution Protocol |
2381 |
TB |
Terabyte |
2382 |
TBOS |
Telemetry Byte Oriented Serial Protocol |
2383 |
TBU |
Transport Bandwidth Unit |
2384 |
TBUS |
Timing Bus |
2385 |
TC |
Transmission Convergence; Transport Complex; Transport Channel |
2386 |
TCA |
Threshold Crossing Alert; Timing Control and Access |
2387 |
TCBE |
Total Corrected Bit Error |
2388 |
TCM |
Trellis Coded Modulation; Transport Channel Members |
2389 |
TCMO |
Transport Complex Managed Object |
2390 |
TCP |
Transmission Control Protocol; Trouble Cleaning Procedure |
2391 |
TCP/IP |
Transmission Control Protocol/Internet Protocol |
2392 |
TCTP |
Transparent Connection Termination Point |
2393 |
TD |
Traffic Director |
2394 |
TDEV |
Time Deviation |
2395 |
TDM |
Time Division Multiplexing |
2396 |
TE |
Terminal Equipment |
2397 |
TEAL |
CoreDirector® Events, Alarms, and Logging |
2398 |
TEC |
Thermo Electric Cooler |
2399 |
TED |
Traffic Engineering Database |
2400 |
TEI |
Terminal Endpoint Identifier; Terminal Equipment Identifier |
2401 |
Telco |
Telephone Company |
2402 |
TELR |
Talker Echo Loudness Rating |
2403 |
TEO |
Telephone Equipment Order |
2404 |
TERM |
Termination |
2405 |
TFT |
Thin Film Transistor |
2406 |
TFTP |
Trivial File Transfer Protocol |
2407 |
TG |
Timing Generator |
2408 |
TGCP |
Trunking Gateway Control Protocol |
2409 |
TGS |
Time Generation System |
2410 |
THEC |
Corrected Type Header Error Correction Code |
2411 |
THz |
TeraHertz (1012 hertz) |
2412 |
TIA |
Telecommunications Industry Association |
2413 |
TID |
Target Identification; Terminal Identification |
2414 |
TIE |
Time Interval Error |
2415 |
TIM |
Trace Identifier Mismatch; Transmit Intermediate Multiplexer |
2416 |
TIM S |
Trace Identifier Mismatch Section |
2417 |
TIRKS |
Trunk Integrated Record Keeping System |
2418 |
TISSA |
Time Space Switch Application Specific Integrated Circuit |
2419 |
TKIP |
Temporal Key Integrity Protocol |
2420 |
TL 1 CLI |
Transaction Language One, Command Line Interface |
2421 |
TL 1 |
Transaction Language 1 |
2422 |
TLI |
Transaction Language Command Line Interface |
2423 |
TLC |
Transport Logical Connection |
2424 |
TLS |
Transparent LAN Services |
2425 |
TLSR |
Transoceanic Line Switched Ring |
2426 |
TLV |
Type Length Value |
2427 |
TM |
Timing Module; Transaction Manager |
2428 |
TML |
Telephony Markup Language |
2429 |
TMN |
Telecommunications Management Network |
2430 |
TMO |
Trans Metro Optical (platform) |
2431 |
tmout |
Time Out |
2432 |
tmper |
Time Period |
2433 |
TMUX |
Terminal Multiplexer |
2434 |
TNL |
Ethernet Tunneling |
2435 |
TNM |
Transport Network Management |
2436 |
TOD |
Television on Demand |
2437 |
ToD |
Time of Day |
2438 |
TOH |
Transport Overhead |
2439 |
TOP |
Task Oriented Practice; Task Oriented Procedure |
2440 |
TOS |
Type of Service |
2441 |
TP |
Termination Point |
2442 |
TPFI |
Timing Plane Fault Isolation |
2443 |
TR |
Technical Reference |
2444 |
TRIB |
Tributary |
2445 |
tRTO |
TCP Retransmit Timeout |
2446 |
TrTOH |
Transparent Transport Overhead |
2447 |
TS |
Time Slot; Time Stamp; Time Synchronization |
2448 |
TSA |
Time Slot Assignment |
2449 |
TSD |
Transport System Division |
2450 |
TSE |
Topology State Element |
2451 |
TSEL |
Transport Selector |
2452 |
TSF |
Transport Signal Failure |
2453 |
TSG |
Timing Signal Generator |
2454 |
TSI |
Time Slot Interchange; Time Switch Interchange |
2455 |
TSR |
Technical Service Representative |
2456 |
TSX |
Time Space Switch ASIC |
2457 |
TTE |
Transparent Terminal Equipment |
2458 |
TTL |
Transistor Transistor Logic; Time to Live |
2459 |
TTP |
Trail Termination Point |
2460 |
TTTP |
Transparent Trail Termination Point |
2461 |
TU |
Tributary Unit; Transmission Unit |
2462 |
TUG |
Tributary Unit Group |
2463 |
TUG n |
Tributary Unit Group, level n |
2464 |
TU n |
Tributary Unit, level n |
2465 |
TV |
Television |
2466 |
TW |
TrueWave |
2467 |
TWC |
TrueWave Classic |
2468 |
Tx Line |
Transmit Line |
2469 |
TX |
Transmit |
2470 |
UART |
Universal Asynchronous Receiver/Transmitter |
2471 |
UAS |
Unavailable Seconds |
2472 |
UAS L |
Unavailable Seconds Line |
2473 |
UAS LFE |
Unavailable Seconds Line Far End |
2474 |
UAS P |
Unavailable Seconds Path |
2475 |
UAS PFE |
Unavailable Seconds Path Far End |
2476 |
UAS RS |
Unavailable Seconds Regenerator Section |
2477 |
UAS S |
Unavailable Seconds Section |
2478 |
UAS V |
Unavailable Seconds VT |
2479 |
UAS VFE |
Unavailable Seconds VT Far End |
2480 |
UASL |
Unavailable Second Count Line |
2481 |
UASP |
Unavailable Second Count Path |
2482 |
UAT |
Unavailable Time |
2483 |
UB |
Uncorrected Block |
2484 |
UBRVBR |
Unspecified Bit Rate Variable Bit Rate |
2485 |
UBR |
Undefined Bit Rate; Unspecified Bit Rate |
2486 |
UC |
User Channel |
2487 |
UCA |
Unswitched Channel Access |
2488 |
UCBE |
Uncorrectable Block Error |
2489 |
UCD |
Upstream Channel Descriptor |
2490 |
UD |
Unconditional Disconnect |
2491 |
UDLR |
Unidirectional Link Routing |
2492 |
UDP |
User Datagram Protocol |
2493 |
UDR |
Unconditional Disconnect Response |
2494 |
UEQ |
Unequipped |
2495 |
UFEC |
Ultra Forward Error Correction |
2496 |
UGC |
Universal Gateway Carrier |
2497 |
UGS |
Unsolicited Grant Service |
2498 |
UHD |
Ultra High Density |
2499 |
UHF |
Ultra High Frequency |
2500 |
UI |
User Interface |
2501 |
UID |
User Identifier |
2502 |
UITS |
Unacknowledged Information Transfer Service |
2503 |
UL |
Underwriters Laboratories |
2504 |
ULH |
Ultra Long Haul |
2505 |
ULSDCC |
Upper Layer Section Data Communications Channel |
2506 |
UNEs |
Unbundled Network Elements |
2507 |
UNEQ |
Unequipped Path; Unequipped |
2508 |
UNEQ P |
Unequipped Path |
2509 |
UNEQ V |
Unequipped VT |
2510 |
UNI/UNIF |
User Network Interface |
2511 |
UNII |
Unlicensed National Information Infrastructure |
2512 |
UOG |
Universal OSS Gateway |
2513 |
UPC |
Ultra Physical Contact; Universal Packet Carrier; Usage Parameter Control |
2514 |
UPnP |
Universal Plug and Play |
2515 |
UPS |
Uninterrupted Power Supply |
2516 |
UPSR |
Unidirectional Path Switched Ring |
2517 |
URI |
Universal Resource Identifier |
2518 |
URL |
Universal Resource Locator |
2519 |
US |
Upstream |
2520 |
USA |
Universal Shelf Amplifier |
2521 |
USB |
Universal Serial Bus |
2522 |
USEPA |
United States Environmental Protection Agency |
2523 |
UTC |
Universal Time Coordinated; Universal Transport Carrier |
2524 |
UTOPIA |
Universal Test and Operations Physical Interface for ATM |
2525 |
UTP |
Unprotected Termination Point; Unshielded Twisted Pair |
2526 |
UV |
Ultraviolet |
2527 |
UVC |
Universal Voice Carrier; Universal Video Carrier |
2528 |
V |
Voltage |
2529 |
V/A |
Video/Audio |
2530 |
VAC |
Volts Alternating Current |
2531 |
VAD |
Voice Activity Detection |
2532 |
VAP |
Virtual Access Partitioning |
2533 |
VBI |
Vertical Blanking Interval |
2534 |
VBR |
Variable Bit Rate |
2535 |
VC |
Virtual Circuit; Virtual Channel; Virtual Container; Virtual Concatenation |
2536 |
VC N |
Virtual Container Level N (N=11, 12, 2, 3, 4) |
2537 |
VC N Xc |
Contiguous Concatenation of X Virtual Containers at Level N |
2538 |
VC N Xv |
Virtual Concatenation of X Virtual containers at Level N |
2539 |
VCAT |
Virtual Concatenation |
2540 |
VCC |
Virtual Channel Connection |
2541 |
VCG |
Virtual Concatenation Group |
2542 |
VCI |
Virtual Channel Identifier |
2543 |
VCL |
Virtual Channel Link |
2544 |
VCM |
Virtual Concatenation group Member |
2545 |
VCO |
Voltage Controlled Oscillator |
2546 |
VCR |
Video Cassette Recorder |
2547 |
VCSEL |
Vertical Cavity Surface Emitting Laser |
2548 |
VCXO |
Voltage Controlled Crystal Oscillator |
2549 |
VDC |
Volts Direct Current |
2550 |
VDSL |
Very high bit rate Digital Subscriber Line |
2551 |
VF |
Virtual Fiber; Virtual Facility |
2552 |
VFTP |
Virtual Facility Termination Point |
2553 |
VG |
Virtual Group |
2554 |
VGA |
Variable Gain Amplifier |
2555 |
VHF |
Very High Frequency |
2556 |
VLAN |
Virtual Local Area Network |
2557 |
VLR |
Very Long Reach |
2558 |
VLSR |
Virtual Line Switched Ring |
2559 |
VM |
Voice Mail; Virtual Memory |
2560 |
VOA |
Variable Optical Attenuator |
2561 |
VOD |
Video on Demand |
2562 |
VoIP |
Voice over Internet Protocol |
2563 |
VOM |
Volt Ohm Meter |
2564 |
VOQ |
Virtual Output Queuing |
2565 |
VOW |
Voice Order Wire |
2566 |
VP |
Virtual Path |
2567 |
VPC |
Virtual Path Connection |
2568 |
VPCI |
Virtual Path Connection Identifier |
2569 |
VPG |
Virtual Path Group |
2570 |
VPI |
Virtual Path Identifier |
2571 |
VPI/VCI |
Combined, VPI and VCI identify a connection on an ATM Network |
2572 |
VPL |
Virtual Path Link |
2573 |
VPLS |
Virtual Private LAN Service |
2574 |
VPN |
Virtual Private Network |
2575 |
VPSP |
Virtual Path Switch Protection |
2576 |
VRRP |
Virtual Router Redundancy Protocol |
2577 |
VSA |
Virtual Scheduling Algorithm; Vector Signal Analyzer |
2578 |
VSAT |
Very Small Aperture Terminal |
2579 |
VSI |
Vendor Specific Information |
2580 |
VSR |
Very Short Reach |
2581 |
VT |
Virtual Tributary |
2582 |
VTG |
Virtual Tributary Group |
2583 |
VT 100 |
Terminal Emulation System |
2584 |
V UNI |
Virtual User Network Interface |
2585 |
W |
Watt; Working |
2586 |
WAD |
Wavelength Add and Drop |
2587 |
WAN |
Wide Area Network |
2588 |
WB |
Working Band; Westbound |
2589 |
WCA |
Working Channel Access |
2590 |
WCI |
Wavelength Converter Interface |
2591 |
WCI RT |
Wavelength Converter Interface Rate Tunable |
2592 |
WCIRT e |
Wavelength Converter Interface Rate Tunable (ONLINE Edge Platform) |
2593 |
WCSS |
WDM Capable Switching System |
2594 |
WDM |
Wavelength Division Multiplexing |
2595 |
WDT |
Watchdog timer |
2596 |
W DCS |
Wideband Digital Cross Connect System |
2597 |
WECA |
Wireless Ethernet Compatibility Alliance |
2598 |
WEP |
Wired Equivalency Privacy |
2599 |
WFA |
Workforce Automation |
2600 |
WFM |
Workforce Management |
2601 |
WFQ |
Weighted Fair Queuing |
2602 |
WIF |
Wide Area Network Interface |
2603 |
WiFi |
Wireless Fidelity |
2604 |
WiMedia |
An alliance for Wireless Multimedia |
2605 |
WLAN |
Wireless Local Area Network |
2606 |
WM9 |
Windows Media Player Version 9 |
2607 |
WPA |
Wireless (WiFi) Protected Access |
2608 |
WPS |
Working/Protect Splitter |
2609 |
WSS |
Wavelength Selective Switch |
2610 |
WRED |
Weighted Random Early Discard; Weighted Random Early Detection |
2611 |
WTR |
Wait to Restore |
2612 |
WWN |
World Wide Name |
2613 |
X.25 |
Packet Switched Communications Interface |
2614 |
XC |
Cross Connect |
2615 |
XCVR |
Transceiver |
2616 |
XDSL |
See DSL (Digital Subscriber Line) |
2617 |
XFP |
10 Gb/s small form factor pluggable transceiver |
2618 |
XML |
Extensible Markup Language |
2619 |
XMTR |
Transmitter |
2620 |
XPM |
Cross Phase Modulation |
2621 |
ZAC |
Zero Administration Client |
2622 |
ZWP |
Zero Water Peak |