| ==Phrack Magazine== | |
| Volume Four, Issue Forty-Three, File 25 of 27 | |
| {Acronyms Part V} | |
| S Date and time report received. | |
| S Seconds | |
| S Send toscreener | |
| S Sleeve | |
| S Start dial signal | |
| S&E Service & equipment | |
| S- Supervisory (S-frames) | |
| S-N Signal-to-noise ratio | |
| S/R Send/receive key | |
| S1DN Stage one distribution network | |
| S96 SLC 96 | |
| SA Sattelite trunk INTER/TRA blocal 1-26 | |
| SA01 Call store memory audit results - 1AESS software | |
| SAA System applications architecture (for ps/2) | |
| SABME Set asynchronous balanced mode (ABM) extended (LAP-D command) | |
| SAC Service access connector (-> sipb) | |
| SAC Service area computer | |
| SAC Special area code | |
| SAC Switch activation | |
| SAD System access delay | |
| SAG Street address guide | |
| SAI S activity indicator (in EOC) | |
| SAI Serving area interface | |
| SAI Summary of action items | |
| SALI Standalone automatic location identification | |
| SAM Subsequent address msg. (SS7: in ISUP) | |
| SAMA Step by step automatic message accounting | |
| SAMEM Stand-alone billing memory | |
| SANE Signaling area/network code (SS7) | |
| SAP Service access point | |
| SAPI Service access point identifier | |
| SAR Store address register | |
| SARTS Switch access tremote test system | |
| SARTS Switched access remote test system | |
| SAS Switched access service | |
| SASWF Save all seems well failure flip flop | |
| SAT Special access termination | |
| SAT Supervisory audio tone | |
| SAT System access terminal | |
| SAW Surface acoustic wafe (filter) | |
| SB Switched access-standard-service code for LATA access | |
| SBC S bus interface circuit | |
| SBCX SBC extended | |
| SBI Synchronous backplane interconnect | |
| SBLN Standby line | |
| SBMS Southwestern bell mobile service | |
| SBS Skyline business systems | |
| SBUC S bus connector | |
| SC Scanner controller | |
| SC Sectional center | |
| SC System controller | |
| SC/SD Scan and signal distributor | |
| SCA Service order completion-automatic | |
| SCANS Software change administration and notification system | |
| SCAT Stromberg-carlson assistance team | |
| SCC Specialized common carrier | |
| SCC Station cluster controller | |
| SCC Switching control center | |
| SCC Switching control center. | |
| SCCP Signaling ccp (SS7: q.71x) | |
| SCCP Signaling connection control part | |
| SCCS Specialized common carrier service | |
| SCCS Switching control center system | |
| SCF Selective call forwarding | |
| SCF Simple completion for mdf | |
| SCH Test scheduale (command) | |
| SCHED Scheduled | |
| SCI Spare cable pair inquiry | |
| SCL Station clock | |
| SCLK Slave clock | |
| SCM Scramble coder multiplexer | |
| SCM Standard completion by mdf | |
| SCM Subscriber carrier module | |
| SCM Subscriber carrier module (DMS-1 digital pair gain system NTI) | |
| SCO Serving central office | |
| SCOT Stepper central office tester | |
| SCOTS Surveillance & control of transmissions system | |
| SCP Service control point | |
| SCP Service order completion by LAC | |
| SCP Signal control point | |
| SCP Signal conversion point | |
| SCP System control program | |
| SCPC Signal channel per carrier | |
| SCPD Supplementary central pulse distributor | |
| SCR Selective call rejection | |
| SCR Signaling configuration register | |
| SCR Standard completion by rcmac | |
| SCRC Send corrected reference equivalent | |
| SCRN Screening translations | |
| SCS SCM-10S Shelf (SLC-96) | |
| SCS SCM-10S shelf (SLC-96) | |
| SCSDH Scanner and signal distributor handler | |
| SCU Selector control unit | |
| SCX Specialized communications exchange | |
| SD Slip detected | |
| SD Switched access-improved-service code for LATA access | |
| SD&D Specific development & design | |
| SDACS Serving digital accessed and cross-connect system | |
| SDC Sales development center | |
| SDD Site dependent data | |
| SDDF Subscriber digital distributing frame | |
| SDE Submission/delivery entity (x.400) | |
| SDIS Switched digital integrated service | |
| SDL Specification and description language | |
| SDLC Synchronous DLC | |
| SDLC Synchronous data link control | |
| SDLH Synchronous data link handler | |
| SDM Space division multiplex | |
| SDN Software defined network | |
| SDN Software-defined network | |
| SDNBAS Call failed due to the query's being blocked at the switch | |
| SDNBN Call failed due to the query's being blocked in the CCS network | |
| SDNGTCAP Garbled TCAP message received | |
| SDNNCANI CAMA call failed due to CAMA trunk's not providing ANI for | |
| query | |
| SDNNCFA Call failed while the transaction with the NCP was active | |
| SDNNCFI Call failed while the transaction with the NCP was inactive | |
| SDNNOCANI CAMA call failed due to CAMA trunk's not providing ANI | |
| through ONI for query | |
| SDNRER Call failed because to the conversation with the NCP | |
| resulted in a return error | |
| SDNRER Call failed because to the conversation with the NCP | |
| resulting in a return error | |
| SDNRR Call failed because to the conversation with the NCP | |
| resulted in a reject respon | |
| SDNRR Call failed because to the conversation with the NCP | |
| resulting in a reject respo | |
| SDNTIM Call failed due to the query's not being answered in | |
| time by the NCP | |
| SDNTRF Call failed due to the NCP's answering with a terminate request | |
| SDOC Selective dynamic overload controls | |
| SDP Service delivery point | |
| SDP Submission and delivery protocol (x.411) | |
| SDPT Signal distribution points | |
| SDR Store data register | |
| SDR Switch data report | |
| SDS Switched data service | |
| SDS Synchronous data set | |
| SDSC Synchronous data set controller | |
| SDT Software development tools | |
| SE Special access wats-access-std-service code for LATA access | |
| SE Special service equipment number | |
| SEAS Signaling engineering and administration system | |
| SEAS Signalling engineering and administration systems | |
| SEC Second | |
| SEC Signal level behind the echo canceller (C/I channel code) | |
| SEE Systems equipment engineering | |
| SEG Segment | |
| SEL Digital selector (in TMS) | |
| SEL Selecting lines for an exchange class of service study | |
| SER# Seral number | |
| SES Service evaluation system | |
| SES Unk (administrative system) | |
| SET Statistics on equipment and telephone numbers | |
| SET Strategy execution table | |
| SF Service field | |
| SF Signal format | |
| SF Single frequency. | |
| SF Special access- WATS access line improved-service code for LATA | |
| SF Status field (SS7) | |
| SFB Set next febe to zero | |
| SFD Superframe detected (C/I channel code) | |
| SFG Simulated facilities | |
| SFG Simulated facilities group | |
| SFG Simulated facility group | |
| SFG Simulated facility group (SFG) measures. | |
| SFMC Satellite facility management center | |
| SFN Simulated facility number | |
| SFV Signal format verification | |
| SFV Signaling format verification (SARTS command) | |
| SG Control/remote metering signal grade INTER/TRA blocal 1-26 | |
| SG Supergroup | |
| SG Switch group (SG) (also known as half-grid) | |
| SGC Switching group control | |
| SGD Failure to receive station group designator (SGD) | |
| SGH Select graphic rendition (teletex) | |
| SGH Supply relays for groups of 5xb hunts | |
| SGL Single | |
| SGML Standard generic markup language | |
| SGMP Simple gateway management protocol | |
| SGN Common language segment number | |
| SHI Select horizontal spacing (teletex) | |
| SI Sequenced information | |
| SI Service indicator | |
| SI Shift in (ascii control) | |
| SI Status indicator | |
| SI Synchronous interface | |
| SIC Silicon integrated circuit | |
| SICOFI Signal processing codec filter | |
| SICOFI2 2 channel sicofi | |
| SID System identification | |
| SIDB Session information data base | |
| SIDES Siemens ISDN software development and evaluation system | |
| SIF Signaling information field (SS7) | |
| SIG Signaling | |
| SIG Signaling equipment (in a trunk) | |
| SIGI Sigi | |
| SIGS Signaling strobe | |
| SILC Selective incoming load control | |
| SILC Selective incoming load controls messages. | |
| SIM System integrity monitor | |
| SIN Status indication normal alignment | |
| SIO Service information octet (SS7) | |
| SIP Serial interface port | |
| SIPB Siemens ISDN pc user board | |
| SIPB 5XXX SIPB modules | |
| SIPB 7XXX SIPB configurations | |
| SIPMOS Siemens PMOS | |
| SIPO 6XXX Siemens ISDN pc software object code | |
| SIPS 6XXX Siemens ISDN pc software source code | |
| SIR Sorting inquiry by range | |
| SIS Special identifying telephone number supplement | |
| SIT Special identifying telephone number | |
| SIT Special information tones | |
| SITAC Siemens isolated thyristor AC | |
| SITE Site assignments | |
| SITEST Siemens ISDN protocol software test tools | |
| SIU Subscriber line interface unit | |
| SJ Limited switched access line-service code for LATA access | |
| SK Skip | |
| SK Skip option | |
| SL Secretarial line INTER/TRA blocal 1-26 | |
| SL Subscriber line | |
| SLA Subscriber line adress | |
| SLB Subscriber line busy | |
| SLC Signaling link code (SS7) | |
| SLC Subicer loop carrier | |
| SLC Subscriber line counts for custom calling features | |
| SLC Subscriber loop carrier | |
| SLD Subscriber line data (bus) | |
| SLE Screen list editing | |
| SLE Screening line editor | |
| SLEN SLC line equipment number | |
| SLIC Subscriber line interface circuit | |
| SLIM Subscriber line interface module | |
| SLIM Subscriber loop interface module | |
| SLK Signaling link | |
| SLM Subscriber line module | |
| SLMA SLM analog | |
| SLMD SLM digital | |
| SLPK SLC-96 pack | |
| SLRF Systemiletterntenance results feature (eadas) | |
| SLS Signaling link selection (SS7) | |
| SLSN Unk COSMOS | |
| SLU Special studies | |
| SM Same | |
| SM Sampling INTER/TRA blocal 1-26 | |
| SM Service module | |
| SM Speech memory | |
| SM Switch module | |
| SM Switching modual | |
| SM Switching module | |
| SM Synchronous multiplexor | |
| SMAC Service and maintance administration center | |
| SMAS Switched maintance access system | |
| SMAS Switched maintance access system (provides access to the | |
| RMS-M and RTS) | |
| SMASF SMAS frame | |
| SMASPU SMAS power unit | |
| SMD Surface mounted device | |
| SMDF Subscriber main distributing frame | |
| SMDI Subscriber message desk interface | |
| SMDR Station message detail record | |
| SMDR Station message detail recording | |
| SMDR Station message detailed recording | |
| SMDS Switched multi-megabit data service | |
| SMF Sub multi frame | |
| SMG Supermastergroup | |
| SMM SARTS maintence manager (VAX 1/780) | |
| SMP SARTS maintance position (TP 52a) | |
| SMPU Switch Module Processor Unit | |
| SMS Service management system | |
| SMS Station management systems | |
| SMS Switching Module System | |
| SMSA Standard metropolitan statistical area | |
| SMTP Simple mail transfer protocol | |
| SMU Subscriber module urban | |
| SMU System master unit | |
| SN Sequence number | |
| SN Special access termination INTER/TRA blocal 1-26 | |
| SNA System network architecture (IBM) | |
| SNA Systems network architecture | |
| SNADS System network architecture distribution service | |
| SNET Southern new england telephone | |
| SNF Serial number format | |
| SNL Signaling link (CCS7) | |
| SNLS Signaling link set (CCS7) | |
| SNRS Signaling network route set (CCS7) | |
| SNS Service network system | |
| SO Service order | |
| SO Shift out | |
| SOAC Service order analysis and control | |
| SOB Service observing assignments | |
| SOB Service observing tag | |
| SOC Service order cancel | |
| SOC Service oversight center | |
| SOCC Standard optical cable code | |
| SOCC Switching operation control center | |
| SODC Service order delayed completion | |
| SOE Service order establishment | |
| SOE Standrard operating environment | |
| SOF Service order fix | |
| SOH Service order history | |
| SOH Service order withheld | |
| SOH Start of header | |
| SOI Service order assignment inquiry | |
| SOI Service order image | |
| SOL Service order listing | |
| SOM Modify a pending service order | |
| SONAR Service order negotiation and retrieval | |
| SONDS Small office network data system | |
| SONET Synchronous optical network | |
| SORD Service order dispach | |
| SOW Service order withdrawal | |
| SP Signal p | |
| SP Signal point (switching office in SS7) | |
| SP Signal processing | |
| SP Signal processor | |
| SP Signaling point | |
| SP Stimulus protocol | |
| SPA Special access | |
| SPACE Service provisioning and creation environment | |
| SPAN Space physics analysis network | |
| SPAN System performance analyzer | |
| SPARED Line involved in ISLU sparing configuration. | |
| SPC Signaling poiny code (SS7) | |
| SPC Southern pacific communications | |
| SPC Stored program control | |
| SPC Stored program controlled | |
| SPCR Serial port control register | |
| SPCS Stored program control system | |
| SPCS Stored programacontrolnsystem | |
| SPCS COER Stored-program control system/central office equipment | |
| report | |
| SPCSS Stored program control switching system | |
| SPD Speed | |
| SPDA Supplier data program | |
| SPFC Special purpose function code | |
| SPH Session protocol handler | |
| SPI Serial peripheral interface | |
| SPINT Signal processor interrupt | |
| SPL Split | |
| SPM Split and monitor | |
| SPM Split and monitor (SARTS command) | |
| SPOC Single point of contact | |
| SPS Split and supervise | |
| SPS Split and supervise (SARTS command) | |
| SPUC/DL Serial peripheral unit controller/data link | |
| SQ Equipment only-customer premises INTER/TRA blocal 1-26 | |
| SQA Simulated facility group (SFG) announcement (SAQ) | |
| SQD Signal quality detector | |
| SQL/DS Structured query language/data system | |
| SRA Selective routing arrangement | |
| SRAM Static ram | |
| SRCF Single line remote call forward | |
| SRDC Subrate data cross connect | |
| SRDM Subrate data multiplexer | |
| SRI Subscriber Remote Interface (RLCM) | |
| SRI Subscriber Remote Interface pack | |
| SRL Singing return loss | |
| SRV Service | |
| SRVT SCCP Routing Verification Test | |
| SS Dataphone select-a-station INTER/TRA blocal 1-26 | |
| SS Signaling system | |
| SS Special services | |
| SS7 Signaling system #7 (ccitt) | |
| SSA Special service automation | |
| SSAS Station signaling and announcement subsystem | |
| SSB Single-sideband | |
| SSB Switched services bureau | |
| SSBAM Single-sideband amplitude modulation | |
| SSC Specal service center | |
| SSC Special service center | |
| SSC Special services center | |
| SSC Standard speech circuit psb4500/-1 | |
| SSCP Subsystem services control point | |
| SSD No second start dial wink | |
| SSD No second start dial wink (MDII) | |
| SSDAC Specal services dispach administration centers | |
| SSF Sub service field | |
| SSI Serial signal interface | |
| SSN Subsystem number | |
| SSN Switched service network | |
| SSO Satellite switching office | |
| SSO Satellite switching office assignments | |
| SSP Send single pulses (C/I channel code for test mode) | |
| SSP Service switching point | |
| SSP Service switching points | |
| SSP Signal switching point | |
| SSP Sponsor selective pricing | |
| SSP Switching service points | |
| SSP System status panel | |
| SSPC Ssp controller | |
| SSPRU Ssp relay unit | |
| SSTR Selective service trunk reservation (SSTR). | |
| SSTR Service selective trunk reservation | |
| SSTTSS Space-space-time-time-space-space network | |
| SSWAP Switching services work allocation precedures (GTE) | |
| ST A signal that indicates the end of mf pulses (stop) | |
| ST Present status of telephone number | |
| ST Self test request nt (IOM2 monitor message) | |
| ST Start | |
| ST Subscriber terminal | |
| STA Station sset | |
| STAB Station abbreviation file | |
| STARS Sampled traffic analysis and repo ts systems | |
| STATMUX Statistical multiplexer | |
| STB Standby | |
| STC Service test center | |
| STC Serving test center | |
| STC Switching technical center | |
| STCR Syncron transfer control register | |
| STD Standard | |
| STD Subscriber trunk dialing | |
| STDM Statistical time division multiplexing | |
| STEP Services testing evolution platfoem | |
| STEP Sides static test of IOS and mf on board (in sitest) | |
| STKE Stack protect error | |
| STLWS Supplementary trunk and line work station | |
| STM Synchronous transfer mode | |
| STN Station definition | |
| STN Summarize telephone numbers | |
| STOR Memory storage | |
| STORY Screening tool for report files (IOS) | |
| STP Self test pass (IOM2 monitor message) | |
| STP Signal transfer point | |
| STP Signal transfer point (SS7) | |
| STP Stop | |
| STRAT Strategy | |
| STS Shared tenant service | |
| STS Space-time-space network | |
| STS Space-time-space switch (TMS-TSI-TMS) | |
| STS Station signaling | |
| STS Station signaling test (SARTS command) | |
| STS Steered tenant service | |
| STS Synchronous transport signal | |
| STS 2060 Sicofi software | |
| STT Telephone number status | |
| STTP Supplementalstrunkntest panel | |
| STTP Supplementary trunk test panel - trunk testing position (1ess) | |
| STU 2000 Stand alone ISDN user board | |
| STU 2040 Stand alone MTS user board | |
| STU 2050 Stand alone PBC user board | |
| STU 2060 Stand alone SICOF user board | |
| STUDIALO PC software for STU 2xxx | |
| STX Start of test | |
| STX Start of text | |
| SU Signaling unit | |
| SU Syndes units (syncronizers-dessyncronizers) | |
| SU5IN Subunit 5 interrupt | |
| SU6IN Subunit 6 interrupt | |
| SU7IN Subunit 7 interrupt | |
| SUB Sub switch | |
| SUB Sub-addressing (i.251) | |
| SUB Substitute character (teletex) | |
| SUBL Sublet service | |
| SUERM Su error rate monitor | |
| SUFX Sufix | |
| SUM1 Summary screen | |
| SUP Supervision | |
| SUS Suspend (SS7: in ISUP) | |
| SUSP Suspend (i.451) | |
| SV Slave | |
| SV Switched voice | |
| SVB Serving bureau | |
| SVC Critical service circuits | |
| SVC Switched virtual circuit | |
| SVC Switched virtual circuits | |
| SVL Service observing loops | |
| SVP Surge voltage protector various | |
| SVS Select vertical spacing (teletex) | |
| SVS Switched voice service | |
| SW Switch name | |
| SW Switched | |
| SWB Southwestern bell | |
| SWC Same wire center | |
| SWC Set work code | |
| SWEQF Switch equipment failure. | |
| SWFC Sliding-window flow control | |
| SWFN Switch function file | |
| SWG Sub working group | |
| SWS Switch work station | |
| SWS Switched signaling | |
| SWS Switching signal test (SARTS command) | |
| SWST Switch signature table | |
| SX Simplex (mode is a PT TR connected togeather) | |
| SX Simplex signaling | |
| SXS Step by (X) step | |
| SYC System control | |
| SYN Synchronous idle | |
| SYNDES Synchonizer/dessynchonizer | |
| SYP Synchronisation pulse | |
| SYS Machine number | |
| SYS System | |
| SYS System manager | |
| SYSGEN System generation | |
| SZD Seized | |
| SxS Step-by-step or strowger switch | |
| T Double wire pair | |
| T Intials of person receiving report. | |
| T Terminaltion | |
| T Tip | |
| T&A Toll and assistance | |
| T&L Termination | |
| T&M Talk-and-monitor | |
| T&R Tip and ring | |
| T&R Two wire phone connection | |
| T- Transportfunction- | |
| T-BERD T-carrier Bit Error Rate Tester | |
| T-GRND Tip-ground | |
| T1/OS T1 carrier outstate | |
| T1FE T1 carrier front end | |
| TA Tandem tie-trunk INTER/TRA blocal 1-26 | |
| TA Terminal adaption | |
| TA Terminal adaptor | |
| TA Transfer allowed | |
| TA Transfer assembly | |
| TAB Telephone ability battery | |
| TAC Technical assistance center | |
| TAC Tei assignment control (IOS) | |
| TAC Terminal access circuit | |
| TAC Test and access circuit | |
| TACD Telephone area code directory | |
| TAD Test access digroup | |
| TAG Translation administration group | |
| TAI Tie pair assignment inquiry | |
| TAN Technation access network | |
| TAN Test access network | |
| TAP Telephone assistance plan | |
| TAP Teletex access protocol (x.430: p5) | |
| TAP Test access path | |
| TAP Touchtone assignment priority number | |
| TARE Tariff table (AMA NTI) | |
| TAS Telephone answering service | |
| TASC Technical assistance service center | |
| TASC Telecommunications alarm and surveillance control | |
| TASC Telecommunications alarm surveillance and control system | |
| TASI Time assignment speech interpolartion | |
| TASI Time assignment speech interpolation system | |
| TAT Test access trunk | |
| TAT Test alignment of frame terminal | |
| TAT Transatlantic telephone | |
| TATS Trouble analysis of transmission and signaling | |
| TAU Time assignment unit | |
| TBL Trouble | |
| TC Control/remote metering-telegraph grade INTER/TRA blocal 1-26 | |
| TC Timing counter | |
| TC To cable | |
| TC Toll center | |
| TC Transaction capabilities | |
| TC15 Reports overall traffic condition - 1AESS traffic condition | |
| TCA Telephone company administration | |
| TCAP Telecommunications alarm surveillance | |
| TCAP Transaction (ie sdngtcap) | |
| TCAP Transaction capabilities application part | |
| TCAP Transaction capabilities applications port | |
| TCAS T-carrier administration system | |
| TCAS T-carrier administration system) | |
| TCAS T-carrier administrative system | |
| TCC Toll control center | |
| TCC Trunk class code | |
| TCG Test call generation | |
| TCIF Telecommunications industry forum | |
| TCM Time compression multiplexer | |
| TCM Trellis coded modulation | |
| TCP Transport control protocol (DOD) | |
| TCR Transient call record | |
| TCS Terminating code screening | |
| TCSP Tandem cross section program | |
| TCU Timing control unit | |
| TD Test direction | |
| TD Tone decoders | |
| TDAS Traffic data administration system | |
| TDAS Translation data assemblern system | |
| TDC Tape data controller | |
| TDC Telex destination code (ISO 7498) | |
| TDC Terrestrial data circuit | |
| TDD Telecommunications device for deaf | |
| TDF Trunk distributing frame | |
| TDM Time division multiplex | |
| TDMA Tdm access | |
| TDRS Traffic datatrecorderasystem | |
| TE Terminal equipment | |
| TE Transit exchange (contains PSF) | |
| TE Transverse electric | |
| TED Text editor | |
| TEHO Tail end hop off | |
| TEI Terminal endpoint identifier | |
| TELEX Teleprinter exchange | |
| TELNET Virtual terminal protocol | |
| TELSAM Telephone service attitude measurement | |
| TEN Trunk equipment number | |
| TER Terminal | |
| TERM Terminate | |
| TERM Terminating | |
| TEST In test mode. | |
| TET Display or change band filter file | |
| TF Telephoto/facsimile INTER/TRA blocal 1-26 | |
| TFC Transfer frame changes | |
| TFLAP T-carrier fault-locating application program | |
| TFS Trunk forecasting system | |
| TFTP Television facility test position | |
| TG Tip-to-ground | |
| TG Translation guide | |
| TGC Manual trunk group controls messages. | |
| TGC Terminal group controller | |
| TGID Trunk group id | |
| TGMEAS Basic trunk group measurements | |
| TGN Trunk group number | |
| TH Trouble history | |
| THGP Thousands groups | |
| THL Trans hybrid loss | |
| TI Test indication | |
| TIA Telephone information access | |
| TIC Telecom ic (IOM-bus) | |
| TICOM Treated interface common circuit. | |
| TIDE Traffic information distributor & editor | |
| TIG Dial transfer input generator | |
| TIM Timing | |
| TIMEREL Time release | |
| TINTF The T interface is down. | |
| TIP The installation practices | |
| TIRKS Trunk integrated record keeping system | |
| TK Local PBX trunk INTER/TRA blocal 1-26 | |
| TK Trunk cable and pair number | |
| TKT Trouble ticket file | |
| TL Non-tandem tie trunk INTER/TRA blocal 1-26 | |
| TL Test line | |
| TL02 Reason test position test was denied - 1AESS traffic | |
| TLC Tail COSMOS | |
| TLC Translate lanavar/CPS | |
| TLI Telephone line identifier | |
| TLK Talk | |
| TLM Trouble locating manual | |
| TLN Trunk line network | |
| TLP Transmission level point | |
| TLPU Telecommunications line processor unit | |
| TLS Tail switch | |
| TLTP Trunk line and test panel | |
| TLTP Trunk line testrpanelng frame | |
| TLWS Trunk and line work station | |
| TM Testmode | |
| TM Transverse magnetic | |
| TM Trasfer modus | |
| TM Trunk mantance | |
| TM1 Terminal 1 (IOS) | |
| TMA Trunk module analog | |
| TMAS Transport maintance and administration systems | |
| TMC Timeslot management channel | |
| TMD Trunk module digital | |
| TMDF Trunk main distributing frame | |
| TME Trunk module equipment | |
| TMMS Telephone message management system | |
| TMPS Trunk maintenanceaposition | |
| TMR Transient memory record | |
| TMRS Traffic MeasuRment (GTE) | |
| TMRS Traffic measurement and recording system | |
| TMRS Traffic metering remote system | |
| TMS Time mutiplexed switch | |
| TMS Time-multiplexed switch | |
| TMS Time-multiplexed switching | |
| TMT Traffic management. | |
| TMX Trunk module with x-interface | |
| TN Telephone number | |
| TN Tone (C/I channel code: wake up signal) | |
| TN Transaction number | |
| TN01 Trunk diagnostic found trouble - 1AESS trunk network | |
| TN02 Dial tone delay alarm failure - 1AESS trunk network | |
| TN04 Trunk diag request from test panel - 1AESS trunk network | |
| TN05 Trunk test procedural report or denials - 1AESS trunk network | |
| TN06 Trunk state change - 1AESS trunk network | |
| TN07 Response to a trunk type and status request - 1AESS trunk network | |
| TN08 Failed incoming or outgoing call - 1AESS trunk network | |
| TN09 Network relay failures - 1AESS trunk network | |
| TN10 Response to trk-list input usually a request from test position | |
| TN11 Hourly status of trunk undergoing tests - 1AESS trunk network | |
| TN16 Daily summary of precut trunk groups - 1AESS trunk network | |
| TNC Terminal node controller | |
| TNDS Total network data system | |
| TNF Telephone number format | |
| TNN Trunk network number | |
| TNOP Total network operation plan | |
| TNOP Total network operations plan | |
| TNPC Traffic network planning center | |
| TNS Telephone number swap | |
| TO Toll office | |
| TOC Television operating center | |
| TOC Transfer order completion | |
| TOC0 Reports status of less serious overload conditions - | |
| 1AESS traffic | |
| TOC0 Serious traffic condition - 1AESS traffic overload | |
| TOE Transfer order establishment | |
| TOF Mass oe transfer order frame listings | |
| TOI Dial transfer order inquiry | |
| TOL Transfer order lists | |
| TOO Transfer order omissions | |
| TOP Task-oriented practices | |
| TOP Technical office protocol | |
| TOPQ Top of queue (Quasi SDL) | |
| TOPS Timesharing operating system | |
| TOPS Traffic operator position system | |
| TOS Trunk orderf-service (list) | |
| TOSS/MP Traffic operator sequence simulator/mult purpose | |
| TOW Transfer order withdrawal | |
| TP Dacs test port or test position | |
| TP Test position | |
| TP Tie pair | |
| TP Toll point | |
| TP 52A SARTS test position 52A | |
| TPC TOPS (DMS) position controllers | |
| TPH Transport protocol handler | |
| TPMP Tnds performance measurement plan | |
| TPMP Total network data system performance measurement plan | |
| TPR Taper code | |
| TPU Tie pair usage report | |
| TQ Television grade customized-service code for LATA access | |
| TQ Trunk query | |
| TQA Trunk group queuing announcements | |
| TR Test register | |
| TR Toll regions | |
| TR Transfer register | |
| TR Trunk reservation controls messages. | |
| TR Turret or automatic call distributor (ACD) trunk INTER/TRA blocal | |
| TR01 Translation information - 1AESS | |
| TRAC Call tracing | |
| TRANS Transmit | |
| TRB Periodic trouble status reporting | |
| TRBL Unspecified trouble. | |
| TRBLORG Origination trouble. | |
| TRC Transfer order recent change report | |
| TRCC T-carrier restoration and control centers | |
| TRCO Trouble reporting control office | |
| TRE Transmission equipment | |
| TREAT Trouble report evaluation analysis tool | |
| TREAT Trouble reporteandsanalysisstool | |
| TREQF Transmission equipment failure. | |
| TRFC15 Fifteen minute traffic report | |
| TRG Trouble reference guide | |
| TRI Tone ringer psb652x | |
| TRI Transmission equipment assignment inquiry | |
| TRK Analog or digital recorded announcement trunks | |
| TRK Trunks | |
| TRKBD Trunk board. | |
| TRKCT Trunk circuit. | |
| TRM Two mile optically remote switching module | |
| TRM Two-mile remote switching module | |
| TRMG Terminal group | |
| TRMSN Transmission | |
| TRMTR Tramsmitter | |
| TRMTR Transmitter | |
| TRNS Translations | |
| TRR Tip-ring reversal | |
| TRR Tip-ring reversal (MDII) | |
| TRR Tip-ring reverse | |
| TRU Transmit/receive unit | |
| TRVR Translation verification | |
| TRW Total reservation order withdrawal | |
| TS Test number | |
| TS Time slot | |
| TSA Time slot assignment | |
| TSC Test system controller | |
| TSC Tristate control | |
| TSC/RTU Test systems controller/remote test unit | |
| TSCPF Time switch and call processor frame | |
| TSCPF Time switch and central processor frame | |
| TSG Timing signal generator | |
| TSI Time slot interchanger | |
| TSI Time slot interchangers | |
| TSI Time-slot interchange | |
| TSIIN Time-slot interchange interrupt | |
| TSIU Time slot interchange Unit | |
| TSL Line equipment summary report | |
| TSMS Traffic seperation measurment system | |
| TSN Test session number | |
| TSN Traffic statistics on telephone numbers | |
| TSO Time sharing option | |
| TSORT Transmission system optimum relief tool | |
| TSP Test supervisor | |
| TSP Traffic service position | |
| TSPS Traffic service position system | |
| TSS Trunk servicing system | |
| TSS Trunk servicing systems | |
| TSST Time-space-space-time network | |
| TST Test | |
| TST Time-space-time network | |
| TST Time-space-time switch (TSI-TMS-TSI) | |
| TST Transmission test | |
| TST Traveling-wave tube | |
| TSTS Time-space-time-space network | |
| TSV Test ststus verification (monitor) | |
| TSW Total service order withdrawal | |
| TT Teletypewriter channel INTER/TRA blocal 1-26 | |
| TT Trunk type | |
| TTA Terminating traffic area | |
| TTAA Transmission theory and applacations | |
| TTC Terminating toll center | |
| TTE Trunk trafic engineering | |
| TTFCOM Test transmission facility common | |
| TTFCOM Transmission test facility common | |
| TTL Transistor-transistor logic | |
| TTMI Trunkytransmission maintenance index | |
| TTP Trunk test panel | |
| TTR Operator trunk trouble reports | |
| TTR Operator trunk trouble reports (MDII) | |
| TTS Trunk time switch | |
| TTSI Transmit time slot interchanger | |
| TTTN Tandem tie trunk network | |
| TTU Trasnslation Table Update (GTE) | |
| TTY Get tty name - COSMOS command | |
| TTY Teletypewriter | |
| TTYC Tty controller | |
| TU Transmit unit | |
| TU Trunk unit | |
| TU Turret or automatic call distributor (acd) line INTER/TRA blocal | |
| TUCHBD Trunk unit channel board | |
| TUP Telephone user part (SS7: q.72x) | |
| TUR Traffic usage recording | |
| TUR Trunk utilization report | |
| TUT Trunk under test | |
| TV TV channel one way 15khz audio-service code for LATA access | |
| TW TV channel one way 5khz audio-service code for LATA access | |
| TW Twist | |
| TW02 Dump of octal contents of memory - 1AESS translation | |
| TWX Teletype writer exchange | |
| TWX Teletypewriter exchange | |
| TX Dedicated facility INTER/TRA blocal 1-26 | |
| TX Tone transceivers | |
| TXC Text checker | |
| TXM Transfer centrex management | |
| TYP Switch type | |
| TYP Type | |
| Talkoff Take off | |
| Trunk Trunk | |
| TxSD Transmit serial data | |
| U Single wire pair | |
| U(k0) (ger) u0 echo cancellation interface | |
| U(p0) (ger) u0 burst mode interface | |
| U- Unnumbered (u-frames) | |
| U-DSL U-interface digital subscriber line | |
| UA Unnumbered ack (LAP-D response) | |
| UA User agent (x.400) | |
| UAE User application entity or user agent entity (x.400) | |
| UAF Unblocking acknowledgment failure | |
| UAI U activation indication (C/I channel code) | |
| UBA Unblocking acknowledgement | |
| UBL Unblocling (SS7: in ISUP) | |
| UCA Unauthorized centralized automatic message accountin (MDII) | |
| UCD Uniform call distribution | |
| UCL Unconditional | |
| UCONF Universal conference | |
| UCS User control string | |
| UDC Universal digital channel | |
| UDLC Universal dlc | |
| UDP Update dip parameters | |
| UDP User datagram protocol | |
| UDR User data rate | |
| UDT Unidata (SS7: in SCCP) | |
| UDTS Unidata servive (SS7: in SCCP) | |
| UDVM Universal data voice multiplexer | |
| UES Update the entity summary table | |
| UFD Microfarad | |
| UFO Unprinted frame orders | |
| UFT Unitized facility terminals | |
| UI Unnumbered information (LAP-D command) | |
| UIC U-interface unit | |
| UIC User identification code | |
| UID User id | |
| UINTF The ANSI standard U interface is down. | |
| UITP Universal information transport plan | |
| ULCU User level control/command unit | |
| UMC Unassigned multiplexer code | |
| UNDRN Underrange | |
| UNISTAR Universal single call telecommunications answering & repair | |
| UNKN Unknown | |
| UOA U interface only activation (in EOC) | |
| UP User part | |
| UPC Update ccs vs. class of service table | |
| UPDT Update | |
| UPS Uninterruptable power systems | |
| UQL Unequipped label received (outgoing) | |
| US USOC | |
| US Unit separator | |
| USART Universal synchrounous/asynchrounous receiver/transmitter | |
| USB Upper side band | |
| USITA United states independent telephone association | |
| USL List USOC (us) file data | |
| USO Univeral service order | |
| USO Universal service order | |
| USOC Universal service order code | |
| USP Universal sampling plan | |
| USR User-to-user information (SS7: in ISUP) | |
| UTC Unable to comply ack (in eoc) | |
| UTC Unacknowledged (unnumbered) information transfer control (IOS) | |
| UTC Update table for concentrator redesign | |
| UTD Universal tone decoder | |
| UTG Universal tone generator | |
| UTM Universal transaction monitor | |
| UTS Umbilical time slot | |
| UUCICO Unix to unix copy incoming copy outgoing | |
| UUCP Unix to unix copy program | |
| UUCP Unix-system to unix-system copy | |
| UUID Universal user identification | |
| UUS User-to-user signaling (i.257 a) | |
| UUT User to user signaling | |
| UVC Universal voice channel | |
| UWAL Universal wats (wide area telephone service) access line | |
| UXS Unexpected stop | |
| UXS Unexpected stop (MDII) | |
| V Volts | |
| V(R) Receive sequence counter | |
| V(S) Transmit sequence counter | |
| VAC Vacuumschmelze (produces cores and transformers) | |
| VAL Minimum valid hours for entity data | |
| VAN Value added network | |
| VANS Value added network service | |
| VAP Value added process | |
| VAP Videotext access point | |
| VAR Value added retailer | |
| VC Virtual call | |
| VC Virtual circuit | |
| VCA Vacant code | |
| VCB Virtual circuit bearer | |
| VCS Virtual circuit switch (as in Datakit) | |
| VCS Virtual circuit switching | |
| VCS Virtual circuit system | |
| VDC Unk? (On service order) | |
| VDT Video display terminal | |
| VERS Version | |
| VF Commercial television (full time) INTER/TRA blocal 1-26 | |
| VF Voice frequency | |
| VFAC Verified and forced account codes | |
| VFD Verify display | |
| VFG Virtual facility group | |
| VFN Vendor feature node | |
| VFS Verify status | |
| VFY Verfy | |
| VFY Verify | |
| VG Voice grade | |
| VGB Voice grade budget | |
| VGF Voice grade facility | |
| VGT Boltage test | |
| VGT Voltage test (SARTS command) | |
| VH Commercial television (part time) INTER/TRA blocal 1-26 | |
| VHDL Very high scale ic description language (DOD) | |
| VHF Very high frequency | |
| VINES Virtual network software | |
| VIU Voiceband interface unit | |
| VL (Ger) connecting cable | |
| VLD Validity | |
| VLSI Very large-scale integrated circuitry | |
| VLT Voltage | |
| VM Control/remote metering-voice grade INTER/TRA blocal 1-26 | |
| VM/SP Virtual machine/system product | |
| VMC Vender marketing center | |
| VMCF Virtual machine communications facility | |
| VMR Volt-meter reverse | |
| VMRS Voice message relay system | |
| VMS Virtual memory operating system | |
| VMS Voice mail system | |
| VMS Voice management system | |
| VMS Voltage Monitor error Summary | |
| VNF Virtual network feature | |
| VNL Via net loss plan | |
| VNLF Via net loss factor | |
| VO International overseas television INTER/TRA blocal 1-26 | |
| VODAS Voice over data access station | |
| VPA Voice path assurance timeout (outgoing) | |
| VPN Virtual private network | |
| VR Non-commercial television | |
| VRMS Voltage remote mean square | |
| VRS Voice response system | |
| VSAM Virtual storage access method | |
| VSAT Very small aperature terminal | |
| VSAT Very small aperture terminal (for satellite communication) | |
| VSB Vestigial sideband modulation | |
| VSC Vendor service center | |
| VSE Virtual storage extended | |
| VSP (ger) full frame storage | |
| VSR Voice storage and retrieval | |
| VSRTP Voice service remote test port | |
| VSS Voice storage system | |
| VSSP Voice switch signaling point | |
| VSt (ger) exchange unit | |
| VT Vertical tabulator | |
| VT Virtual terminal | |
| VTAM Virtual telecom access method | |
| VTAM Virtual telecommunications access method | |
| VTI Virtual terminal interface | |
| VTOC Volume table of contents | |
| VTS Video teleconferencing system | |
| VUA Virtual user agent | |
| W Date and time this ticket is closed. | |
| W With | |
| WADS Wide area data service | |
| WAN Wide area network | |
| WATS Wide area telecommunications service | |
| WATS Wide area telephone service | |
| WB Wideband digital 19.2 kb/s-service code for LATA access | |
| WC Special 800 surface trunk INTER/TRA blocal 1-26 | |
| WC Wire center | |
| WCC Change wire center - COSMOS command | |
| WCI Write controller interface (IOM2 monitor command) | |
| WCPC Wire center planning center | |
| WCT Worksheet for cable throw orders | |
| WD Special wats trunk (out) INTER/TRA blocal 1-26 | |
| WDCS Wideband digital cross-connect system | |
| WDFHP Recursive high pass filter + decimation filter | |
| WDFLP Recursive low pass filter + decimation filter | |
| WDM Wavelength division multiplex | |
| WDM Wavelength division multiplexing | |
| WDT Watch dog timer | |
| WE Wideband digital 50 kb/s-service code for LATA access | |
| WEBS Wells electronic banking system | |
| WF Wideband digital 230.4 kb/s-service code for LATA access | |
| WFA Work and force administration | |
| WFA-CMSA Work and force administration - common module for | |
| systems administration | |
| WFA/DO Work and force administration/dispatch out | |
| WFL Working frame location | |
| WG Switch group | |
| WH Wideband digital 56 kb/s-service code for LATA access | |
| WI 800 surface trunk INTER/TRA blocal 1-26 | |
| WI Wink start | |
| WIP Workcenter information package | |
| WJ Wideband analog 60-108 khz-service code for LATA access | |
| WL Wideband analog 312-552 khz-service code for LATA access | |
| WM Work manager | |
| WN Wideband analog 10hz-20 khz-service code for LATA access | |
| WO Wats line (out) INTER/TRA blocal 1-26 | |
| WOI Work order inquiry | |
| WOL Work order listing | |
| WORD Work order and record detail | |
| WORD Work order record and details | |
| WP Wideband analog 29-44 khz-service code for LATA access | |
| WPN Work package number | |
| WPT Work package table | |
| WPT Work package type | |
| WR Wideband analog 564-3064 khz-service code for LATA access | |
| WS Wats trunk (out) INTER/TRA blocal 1-26 | |
| WSL Work status list | |
| WSO Wats service office | |
| WUL Work unit report for subscriber line | |
| WX 800 service line INTER/TRA blocal 1-26 | |
| WY Wats trunk (2-way) INTER/TRA blocal 1-26 | |
| WZ Wats line (2-way) INTER/TRA blocal 1-26 | |
| X Check t for trouble | |
| X-bar Crossbar | |
| XA Dedicated digital 2.4 kb/s-service code for LATA access | |
| XAD Transmit adress | |
| XB Dedicated digital 4.8 kb/s-service code for LATA access | |
| XB X-bar | |
| XBT X-bar tandem | |
| XFE X-front end | |
| XFIFO Transmit fifo | |
| XG Dedicated digital 9.6 kb/s-service code for LATA access | |
| XH Dedecated digital 56. kb/s-service code for LATA access | |
| XID Exchange identification (LAP-D command/response) | |
| XMS Extended multiprocessor operating system | |
| XN X | |
| XN X number | |
| XOFF Transmission off (dc1) | |
| XON Transmission on (dc3) | |
| XPL Cross reference protocol listing (PCT) | |
| XST Expected stop time-out | |
| XTC Extended test controller | |
| XTC Extended test controllers | |
| XTC Extened test controller | |
| Y Initials of person to whom ticket is dispatched | |
| Z Redispatch information. | |
| Z Transmit level point z | |
| ZA Alarm circuts INTER/TRA blocal 1-26 | |
| ZC Call and talk circuts INTER/TRA blocal 1-26 | |
| ZCS Zero code suppression | |
| ZCS Zero code suppression encoding (ds-1) | |
| ZE Emergency patching circuts INTER/TRA blocal 1-26 | |
| ZF Order circuts- facility INTER/TRA blocal 1-26 | |
| ZM Measurement and recording circuts INTER/TRA blocal 1-26 | |
| ZN Zone location | |
| ZP Test circut- plant service center INTER/TRA blocal 1-26 | |
| ZQ Quality and management circuts INTER/TRA blocal 1-26 | |
| ZS Switching- control and transfer circuts INTER/TRA blocal 1-26 | |
| ZT Test circuts- central office INTER/TRA blocal 1-26 | |
| ZV Order circuts- service INTER/TRA blocal 1-26 | |
| kHz Kilohertz-one thoughand hertz | |
| ----------------------EOF------EOF-------EOF------EOF---------------------- | |