==Phrack Magazine== Volume Four, Issue Forty-Three, File 24 of 27 {Acronyms Part IV} N Estimated time to complete this ticket. N No corrective action N(R) (NR) receive sequence number N(S) (NS) transmit sequence number NA CSACC link (EPSCS) INTER/TRA blocal 1-26 NA Next address NA Normal alignment NAAP New affirmative action program NAB Network analysis bureau NAC Network administration center NAC Network application center NAC Non-area code NACK No ground acknowledgment received on a ground start private facility (FX) trunk NAFMAP Network administration force management and productivity NAG Network architecture group NAI Telephone number assignment inquiry NAK Negative acknowledge NAM Number assignment module NAND Not-and gate NANP North american numbering plan NAP Network access pricing NAP Network analysis program (BTL) NAR Nac assignment review NARS National yellow pages services accounts receivable system NAS Network analysis system NAS Numerical and atmospheric sciences network NAS/CARS Network analysis system/central analysis report system NAS/SRS Network analysis system/subscriber recording system (MBT) NASS Network adminstration support system NATL National code (NTI) NAUG Network administration user group NB Narrow band NBSY Number of busy (trunks) (NTI) NC CNCC link (SPSCS) INTER/TRA blocal 1-26 NC Network channel NC No circuit NCA No circuit announcement NCAT Network cost analysis tool NCC National coordinating center (national emergency) NCC Network control center NCC Notify corrupted CRC (in EOC) NCCF Network communication control facility (IBM vtam/mcp option) NCCF Network communications control facility NCD Network call denial NCDAFTA NCD denied after answer NCDAFTA Network call denial (NCD) denied after answer NCDBEFA NCD denied before answer NCDBLKD NCD returned blocked NCDCCBL NCD code control blocked NCDDBOV NCD data base overload NCDDBOV NCD database overload NCDDENY NCD deny received NCDDSBL NCD direct signaling blocked NCDNOXL NCD returned no translation NCDOVLD NCD returned overload NCDUNEQ NCD returned unequipped NCH Noch NCI Network channel interface NCI No card issue NCLK Network clock NCLS Non-capitalized lease system NCMASTER No circuit master NCOO Network central office operations NCOS Dms 100 class of service NCOSC Network clock 2 oscillator NCOSS Network communication and operations support system NCP National control point NCP Network control point NCP Network control point (in a SDN) NCP Network control program (IBM3725 software) NCR- Sclrnetwork completion report-system called line report system NCRPAB Network cost results plan NCS National communications system NCS National communicatons system NCSPC Non-conforming stored program control NCT Network control and timing NCT (CP) Network control and timing call processing NCT LINKS Network control and timing links NCTE Digital network channel equipment NCTE Network channel terminating equipment NCTE Network channel terminating equipment (FCC NT1) NCTLNK Network control and timing link NCU Network control unit ND Network data line INTER/TRA blocal 1-26 NDA Network data analyzer NDA Network delivery access NDBS Network data base system NDC National destination code (i.e. area code) NDC Network data collection NDC Node data collection NDCC Network data collection center NDIS National dial-it services NDPCC Network data processing coordination center NDRAS Network distribution resource administration system NDS Network data system NDS Network distribution services NDS-TIDE Network data system-traffic information distributor and NDS/ANN Announcement system - System/36 NDS/BMR Bmrbudget morning report - System 36 NDS/CONAD Conadcontract administration system - System 36 NDS/FLEXNDS Flexible reporting NDS/FORMS Mechanized forms - System 36 NDS/MT Mechanized tool interface - System 36 NDS/PDB Personnel database - System 36 NDU Network data unit NE Near end NE Network element NE Network elements NEAS Non-optional extended area service NEBE Near end block error (IOM2 monitor message) NEBS Network equipment-building system NEBS Network equlpment-building system NEBS New equipment-building system NECA National exchange carrier association NECC National emergency coordination center (bellcore) NEG Negative NEON Nonmanagement employee opportunity network NERC National emergency relocation center NESAC National electronic switching assistance center NESC National electric safety code NET (ec) european standards of telecommunication NETPARS Network performance analysis reporting system (IBM Vtam) NETPRT Netprt NETS Nationwide emergency telecommunications system NETTIMS Nettims NETWORK Sidethe segment of the time slot interchanger (TSI) that is NEXT Near end cross (x) talk NEXT Near end crosstalk NEXT Node exhaust tool system NFID Non-fielded id NFM Network force management NFS Network file system NFT Network file transfer NG No good NGF Number group frame NGF Number group frame for 5 Cross Bar NHLS Next higher level support NHR Non hierarchial routing NHR Not hard to reach NI Network interface NI/NC Network interface/network channel NID Network in dialing NID Network information database NIP Nucleus initialization program NIPA Net income and productivity analysis NIRS National yellow pages services invoice receiving system NIS Operation system-intelligent network elements NIS(FLEXCOM) Network interface system - OPS/INE NKP No key pulse NKP No key pulse (MDII) NL-PG Line number page NLD Nonlinear distortion NLD-SN Nonlinear distortion signal/noise NLDM Network logical data manager (IBM VTAM option) NLP Network layer protocol NM Network maintenance NM Network management NM Network management. NM Network module NMA Network management applique NMA Network monitoring and analysis NMAT Nonmanagement attendance tracking system NMB Network management busy (NTI) NMC Network management center NMC Network mondule controller (NTI) NMDT Network management display terminal (AT&T) NMMPEN Network maintenance management planing NMOS Network management operations support NMPR Network management printer (AT&T) NMS Network management services NMS Network management system NN Two digit number NNN Three digit number NNNN Four digit number NNX Central office code designating the customer exchange NNX Network numbering exchange NNX Telephone exchange code NO Number NOC National operations center at Bedminister N.J. NOC Network operations center NOC Normalized office code NOCS Network operations center system NOD Network out dialing NODAL Network operations forum NOE Number of oes to be assigned NOL Nac service order listing NOMAD No-op instruction NOPS Network operations plan system NOR/TADS North region/testing and development system NORAD North american air defense command NORGEN Network operation report generating NORGEN Network operations report generator NORGEN Network operations report generator system NORM Normal NORM Return to normal (IOM2 monitor command/message) NOS Network operating system NOTIS Network operations trouble information system NOW Network optical warehouse NP Non-published NPA Area code and exchange number NPA Network peformance analyzer (IBM) NPA No power alarm NPA Numbering plan area (area code) NPAP Nonmangement performance appraisal plan NPC Network processor circuit NPC No parameter choices NPDA Network problem determination applicator (IBM) NPH Network protocol handler NPM Network performance monitoring system NPS Network planning system NPSI Ncp packet switching interface NPUMP Normal pump NPV Net present value NQ Telegraph customized-service code for LATA access NR No response. NRAS Nova/rider awards system NRC Non-recurring charge NRG Number of rings NRM Normal response mode (hscx) NRM Normalizing ccs value NRODD Non-redundant ODD NRRI National regulatory research institute data NRRT Non-reroutable traffic NRS Network routing system (MBT) NRT No response while in test mode. NRZ Non return to zero NRZC Nrz change NRZI Nrz inverted NRZM Nrz mark NSA National security agency NSAC Network service administration center NSACGCOMP NS SCP ACG component NSBADRESP NS SCP response message with invalid data NSC Network service center NSCMP Network service center multi (dddcservice bureau) NSCS Network service center system NSD No start dial NSD Number summary display NSDB/IA Network and service data base/interface administration NSE Network switching engineering NSE Noise NSEC Network switching engineering center NSEP National security emergency preparedness NSFNET National science foundation network NSN Network services node NSNONRTEMSG NS reject message NSP Network service part (SS7: SCCP+MTP) NSP Non sent paid (coin) NSPEC Node spec file NSPMP Network service performance measurement plan NSPMP Network switching performance measurement plan NSPRR Network switching performance results report NSQRYFAIL NS query fail NSS Network support system NSSD Network switched services district NSSNCOMP NS SCP response message with a send notification NSSNCOMP NS SCP response message with a send notification received at the switch NSTAC National security telecommunications advisory committee NSTNMSG NS termination notification message sent from the switch to the SCP NSTS Network services test system NSU Network support utilities NSs Network system (i.e. DACS; SDACSL CDACSL OSU; CSU... etc) NStA (Ger) PBX NT Network termination NT Northern telecom NT Protection alarm-metalic-service code for LATA access NT/S NT simulator SIPB7020 NT01 Network frame unable to switch off line after fault detection NT02 Network path trouble trunk to line - 1AESS network trouble NT03 Network path trouble line to line - 1AESS network trouble NT04 Network path trouble trunk to trunk - 1AESS network trouble NT06 Hourly report of network frames made busy - 1AESS network trouble NT1 NT serving layer 1 (NCTE) NT10 Network path failed to restore -1AESS network trouble NT2 NT serving layer 1 to 3 (subscriber interface of nt NTC National trunk congestion NTD Normal direction NTDACT Network termination (NT) is deactivated. NTE Network terminal equipment NTE Network terminating equipment NTEC Network technical equipment center NTEC Network terminal equipment center NTEC Networkbterminal equipment center NTI Northern telcom inc. NTIA National telecommunications and information agency NTM Nt test mode (IOM2 monitor message) NTN Number of tns to be assigned NTO Network terminal option (IBM) NTOFN NT off normal. NTP Northern telecom practice (NTI) NTPWR NT lost power. NTRAP Network trouble analysis plan NTS Network technical support NTS Network test system NTT No test trunk NTTMP Network trunk transmission measurement plan NTWRK Network NU Protection alarm-service code for LATA access NUA (international) network user address NUA Network user address NUA Network utilization analysis NUC Nailed-up connection NUI Network user identification NUL Null NUP National user part NV Protective relaying/telegraph grade-service code for LATA access NVM Non volatile memory (eeprom) NW Telegraph grade facility-75 baud-service code for LATA access NWB Network-busy (NTI) NWK Adminnetwork administration budgets system NWM Network management (NTI) NWPK Network packs NXX Refers to the central office designation of the telephone NY Telegraph grade facility- 150 baud-service code for LATA access NYNEX NYNEX corporation NYNEX New york NYPS National yellow pages services NYPSA National yellow pages services association O Priority. O+I Originating plus incoming calls to a switching module. O-LTM Optical line terminating multiplexer O/S Operating system OA Line equipment assignment option OA Out of alignment OA&M Operations OA&M Operations administration and maintance OAM Office data administration system OAP Operator services position system administrative processor OASIS Office automation strategy for information systems OASIS Overseas accounting settlement and information OASYS Office automation system OATQ OSPS ANSI TCAP query and reply OATS Operator assistance tracking system OBA Out of band announcement OBF Ordering and billing forum OBH Office busy hour OBS Observed data rate OC Office communication OC Operating company OC Operator centralization OC&C Other charges and credits OCAS OSPS customer account services OCAS7 OSPS customer account services CCSS7/international CC validation OCC Other common carrier OCC Other common carriers OCC Usage occupancy OCCH Outgoing connections per circuit per hour OCCS OSPS common channel signaling OCCS Order control and coordination system (BTL) OCE Other common carrier channel equipment OCN Operating company number OCOIN OSPS coin OCP Optional calling plan OCP Origination point code (SS7) OCPDG Ocp data gathering OCR Optical character reader (auerbach computer technology report) OCR Optical character recognition (IBM) OCRS Optical character recognition system OCS Offical communication services OCS Old class of service OCS/CTS Official communications services installation and OCS/CTS Official communications services installation and maintenance cos OCSDSELR OCS data station equipment location report OCSOLRM Official communications services (OCS) on-line reference OCTD OSPS centralized automatic message accounting tone decoder OCU Office channel unit ODA Office data administration ODA Office data assembler ODA Office document architecture ODAC Operations distribution administration center ODACCIN OSPS directory assistance (DA) call completion and intercept ODB On-demand B-channel counts. ODB Operations divestiture board ODCS Official data communications service ODD Office dependent data ODD Operator distance dialing ODDBU Office dependent data backup ODDD Operator direct distance dialing ODDS Order data distribution system ODIN Online data integrity system ODP Office dialing plan ODP Organization development program ODP Organizational design program ODS Overhead data stream ODS Tnds on-line demand servicing OE Office equipment OE Office equipment / office equipment number OE Office equpiment number OEC Other exchange carrier OEC Outside plant equivalence codes OEIC Optoelectronic integrated circiut OEIS OSPS external information system OEM Original equipment manufacture OEM Original equipment manufacturer OF Official (telco owned) OF Overflow OFA OSPS facility administration OFC Office OFF OSPS fast features OFF HK Off hook OFFN Off-normal OFL Overflow(s) OFNPS Outstate facility network planning system OFRD Offered (calls [peg count])(NTI) OFRT Office route (NTI) OFT Optical fiber tube OGO Outgoing only trunk OGT Outgoing trunk OI Off premises intercommunication station line INTER/TRA blocal 1-2 OI Optical interface OIJ Orders in jeopardy OINTA OSPS interflow listing services/C-ACD measures OIRCV OSPS interflow T&A calls received OISNT OSPS interflow T&A calls sent OKMDT Oklahoma management development training OKP Operational kernel process OKRA Operator keyed trouble report OLCP Optional local calling plan OLIDB OSPS line information data base OLIPD Online invoice payment data OLRM Online reference material OLS Originating line screening OLTEP Online test executive program OLTS Optical loss test set OM Operational measurement (NTI) OM Operational measurements OM Output mux OMAP Operations and maintanance application part OMAT Operations maintenance and administration team OMC Operating and maintainance center OMD Out messages - day OMDB Output message data base OMDB Output message database OMISC OSPS miscellaneous call OML Outgoing matching loss OMM Output message manual OMNI Online marketing networked information system OMP SS7 fe operation management protocol OMPF Operation and maintenance processor frame ON Off network access line INTER/TRA blocal 1-26 ON HK On hook ONA Open network architecture ONA Open network architecture (FCC computer inquiry iii) ONAC Operations network administration center in K.C. (AT&T) ONAL Off network access line ONALS Off-net access lines ONC On line COSMOS ONDDBOV OSPS NCD message received indicating database overload ONDDBUN OSPS NCD message returned data base unable to process ONDGMSG OSPS NCD message received garbled ONDIRPY OSPS NCD message received with an inconsistent reply ONDNBLK OSPS NCD message returned because of network blockage ONDNCON OSPS NCD message returned because of network congestion ONDNRTE OSPS NCD message returned because of no routing data ONDTOUT OSPS NCD message returned because of timeout ONDUNEQ OSPS NCD message returned ONDURPY OSPS NCD message received with an unexpected reply ONI Operator number identification ONP Open network provision ONPA Originating numbering plan area ONS On line switch ONSITE Urban decisions system ONTC Office network and timing complex ONTC Office network and timing complex (CM2 offices only) ONTCCOM Office network and timing common units OOB Out-of-band OOC Originating office code OOC Out-of-chain OOF Out-of-frame OP Off premises extension INTER/TRA blocal 1-26 OP Operation OP Outside plant OP ALL Option all OPC Originating point code OPC Originating point codes OPCDB Operations common database OPDU Operations protocol data unit (x.411: p3) OPEOS Outside plant planning OPH Operator handled OPM Outage performance monitoring OPM Outside plant module OPN Open-of-day report OPNOXL3 OSPS position no level 3 protocol. OPR Operator OPS Off-premises station OPS Outside plant study system OPSM Outside plant subscriber module OPT Optional OPU Outside plant cable usage OPX Off-premises extension OR Originating register OR & RG Operating rate and route guide ORB Office repeater bay ORBIT Osp rehabilitation budget information tracker ORC Originating rate center ORD Service or work order ORD Work order ORD# Order number ORDN Order number. ORDNO Service order number ORE Order edit ORE-G Order edit global ORI Order input ORIG Allows originating ORLF Originating register link frame ORLMF Originating register line memory frame ORM Optical remote module ORM Optical remote switching module ORM Optically remote switching module ORMC Originating register marker connector ORP Operational review plan ORR Overflow reroute ORRS Online records and reporting system (TNDS) ORS Order send ORTN Orientation ORTR OSPS real-time rating OS Off premises PBX station line INTER/TRA blocal 1-26 OS Operations systems (operations support systems) (OSS) OS Operator service OS Origination scanning OS Out of service OS Out sender OS Outstate OS/D Operator services/deaf OSAC Operator services assistance center OSAC Operator services of answer consistency OSAM Overflow sequential access method (IBM) OSAP Operations systems architecture plan OSC Operator services center OSC Oscillator OSCAS Operator service control access system OSDS Operating system for distributed switching OSDS-C Operating system for distributed switching in the conection OSDS-M Operating system for distributed in the switching module. OSE Oscillator error flip-flop OSI Open system interconnection OSI Open systems interconnection OSLF Out sender link frame OSM1 Optional services menu screen number 1 OSN Operations systems network OSO Originating screening office OSO Originating signaling office OSPE Outside plant engineer OSPI Operator services planning information OSPRE/CON Outside plant reconciliation OSPS Operator service position system OSPS Operator services position system OSPS Outside plant studies OSPS-DL OSPSystem data links OSR Ongoing support request OSS Operation support system OSS Operations support system OSS Operations support system (BTL) OSS Operator service signalling OSS Operator services system OSSGR Operator services system generic requirements OSSP Operations systems strategic plan OSSS Operator services support system OSTC Operations systems technical center OT Originating traffic OT Other type OT Overtime OTA OSPS toll and assistance OTC Operating telephone company (in bell system) OTDR Optical time domain reflectometers OTER Operator team efficiency ratio OTG Outgoing trunk group OTH Other OTO Office-to-office OTR Operational trouble report OTSS Off the shelf system OTTS Outgoing trunk transmission system OUC Orgination unit code OUT Outgoing trunk groups OUTWATS Outward wats OUTWATS Outward wide area telecommunications service OVF Overflow (NTI) OVLT Overvoltage protection OVLY Overlay scheduling OVOEQ OSPS call volume and equipment usage OVRLD Overload or congestion control OVRRNG Overrange OVS Overseas OVW Equipment class overwrite OW Over-write OWG Optical wave guide OWT Outwats [code 024(5500-5600)] OXPRESS Zero express P Commitment time for having this trouble repaired. P-tone Pseudo tone P/AR Peak-to-average ratio P/F Poll/final bit PA Power allarm PA Program address PA Program application PA Protective alarm (AC) INTER/TRA blocal 1-26 PABX Private automatic branch echange PABX Private automatic branch exchange PAC Percent access chargeable PACE Program for arrangement of cables and equipment PACK Peripheral equipment packs PACT Prefix access code translator PAD Packet assembler/dissasembler PADDLE Program for administering data bases in the lfacs PADS Planning analysis and decision support PADSX Partially automated digital signal cross-connect PAK Work packages PAL Pre-service action limit PAL Price analysis list PAL Pricing and loading (mcauto) PAL Purchasing authorization letter PAM Pass along method (SS7: in ISUP) PAM Primary access method PAM Pulse amplitude modulation PAN Panel PAN Personal account number PANDS Purchase & sales PANS Pretty advanced new stuff PAP Publications' accounts payable PAQS-10 Provisioning and quotation system PARMS Parameters PARTS Tvcom electronic parts inventory PAS Protocol architecture specification for IOS (PCT) PAS Public announcement service PAT Position attached signal time-out PAT Position attached signal time-out (MDII) PAT Power alarm test PATROL Old version of 'esscoer' PAX Private automatic exchange PAYRO1IC Payroll-information center PB Lajga PB Placement bureau PB Sdga PBC Peripheral board controller PBC Peripheral bus computer PBC Peripheral bus. computer PBC Processor bus controller PBD Pacific bell directory PBG Packet business group PBHC Peak busy hour calls PBM LTG = 0 ho/mo msg reg (no ANI) PBO Paperless business office PBOD Pac bell order dist. PBVS Pacific bell verification system PBX Private branch exchange PBXC Private branch exchange center PBXWL Private branch exchange wiring list PC Peg count PC Peripheral control (software) PC Power controller PC Primary center PC Process controller PC Switched digital-access line INTER/TRA blocal 1-26 PCA Philip crosby associates PCB Program communications block-IMS (IBM) PCC Peg count converters PCDA Program controlled data acquisition PCF-II Programming control facility-II (IBM) PCH Parallel channel PCI Panel call indicator PCID Primary circuit identification PCL Payroll change list PCL Pcm data clock PCM Program control module PCM Pulse code modulation PCN Personal communication network (UK) PCN Product change notices PCO Peg count and overflow PCO Plant control office PCP Primary control program PCR Preventive cyclic retransmission (SS7 in MTP) PCSN Public circuit switched network PCT IOS program coding tools (SDL oriented) PCTF Per-call test failure PCTF Per-call test failure. PCTV Program controlled transverters PD Peripheral decoder PDA Parameteredatanassembler PDA Partial dial abandon PDA Partial dial abandon (MDII) PDC Primary digital carrier PDF Power distribution frame PDI Power and data interface PDIT Prefix/feature digit interpreter PDM Power down mode PDN Public data network PDSP Peripheral data storage processor PDT Partial dial time-out PDT Partial dial time-out (MDII) PDU Protocol data unit (x.400) PE Peripheral equipment PE Program audio 200-3500 hz-service code for LATA access PECC Product engineering control center PEP Position establishment for parties PER For each.. or according to PER Protocol error record PF Printout follows PF Program audio 100-5000 hz-service code for LATA access PFM Pulse frequency modulation PFOFF Power feed off (C/I channel code) PFPU Processor frame power unit PFR Party line fill report PFR Polarity failure PFR Polarity failure (MDII) PFS Page format selection (teletex) PFS Pcm frame synchronisation signal PG Page PG Paging INTER/TRA blocal 1-26 PG Program document index PG Program frequency weighting PGTC Pair gain test controller PH Packet handler PH Parity high bit PH Pending header PH Protocol handler PH JTR Phase jitter PH- Physical- PHY Physical PIA Plug-in administrator PIC PCM interface controller PIC Plastic-insulated cable (plant) PIC Polyolefin insulated cables (plant) PIC Primary independent carrier (switching) PICB Peripheral interface control bus PICS Plug-in inventory control system PICS Plug-in inventory control system (PICS/DCPR) PICS/DCPR PICS/detailed continuing property records PID Personal ID PIDB Peripheral interface data bus PIINT Allow packet interface interrupt PIN Personal identification number PIOCS Physical i/o system PIP PCM interface port PIP Packet interface port PIU PCM interface unit PJ Program audio 50-8000 hz-service code for LATA access PK Program audio 50-15000 hz-service code for LATA access PKC Package category PKT Package type PL Parity low bit PL Private line PL Private line circuit number PL Private line-voice INTER/TRA blocal 1-26 PLAR Private line automatic ringdown PLC Physical link control (IOS) PLD Partial line down (teletex) PLGUP Plug-up (currently no affect). PLIC Pcm line interface PLL Phase locked loop PLU Partial line up (teletex) PM Peripheral module PM Peripheral modules PM Phase modulation PM Plant management PM Preventive maintenance PM Protective monitoring INTER/TRA blocal 1-26 PM01 Daily report - 1AESS plant measurments PM02 Monthly report - 1AESS plant measurments PM03 Response to a request for a specific section of report - 1AESS PM04 Daily summary of iC/Iec irregularities - 1AESS plant measurments PMAC Peripheral module access controller PMB LTG = 1 ho/mo regular ANI6 PMI Plant managementninstruction PMS Peripheral maintenance system pack PMS Peripheral maintenance system packs PMS Plant measurements system PMS HUB Picture phone meeting service hub PMU Precision measurement unit PN Pseudo noise (code) PNB Pacific northwest bell PNL Premis number list for TN PNP Private numbering plan (i.255 b) PNPN Positive-negative-positive-negative devices POB Periphal order buffer POF Programmable operator facility POP Point of presence PORT Remote access test ports POS Centralized automatic message accounting positions (NTI) POS Position POS TOPS (DMS) position (NTI) POSN-P Posn-p POSNOB OSPS position no B-channel. POSNRSP OSPS position no response. POT Point of termination POTS Plain old telephone service POVT Provisioning on-site verification testing PP Post pay PPC Pump peripheral controller PPD Peripheral pulse distributor PPG Precedence and preemption group PPM Periodic pulse metering. PPN Public packet switching PPS Product performance surveys PPS Public packet switching network PPS Pulse per second PPSN Public packet switched network PPSRV Pre-post service. PPU Power providing unit PP_D_M Point-to-point data maintenance PQ Program grade customized-service code for LATA access PR Cable pair id PR Pair normally tip and ring PR Protective relaying-voice grade INTER/TRA blocal 1-26 PRA Primary rate access PRCA Puerto rico communications authority PRE Previous PREMIS Premises information system PRFX Prefix PRFX Prefix translations PRI Frame priority PRI Primary rate interface PROC Processor PROG Program PROM Programmable read-only memory PROMATS Programmable magnetic tape system PROT Protection PROTEL Procedure oriented type enforcing language PROTO Protocol circuit PRP Periodic purging of remarks PRP Permanent cable pair remarks PRS Personal response system PRT Print PRTC Puerto rico telephone company PRZ Preferred rate zone PS Msc constructed spare facility INTER/TRA blocal 1-26 PS Packet switching PS Previously published/non-published facility indicator PS Program store PSAP Public safety answering point PSC Prime service contractor PSC Public safety calling system PSC Public service commission PSD Programmable scanner distribution PSDC Public switched digital capability PSDN Packed-switched data network (t.70) PSDS Public switched digital service PSE Packet switch exchange PSF Packet switching facility PSGRP Packet switching groups PSHF Peripheral equipment shelf PSIU Packet switch interface unit PSK Phase shift keying PSK Phase-shift keying PSL IOS protocol source library PSM Packet service module PSM Position switching module PSN Packet switched network PSN Public switched network PSO Pending service order PSODB Packet switching on-demand B-channel PSOFC Packet switching office (ISDN) PSPDN Packed-switched public data network PSPH Packet switching PH/DSLG (ISDN) PSPORT packet switching protocol handler (PH) port (ISDN) PSR Phase shift register PSS Packet switch stream PSS Packet switched services PSSM Packet switching per switching module (ISDN) PST Permanent signal time-out PST Permanent signal time-out (MDII) PST Pre-service testing PST Sides protocol software development PSTG Packet switching trunk group PSTLT Pre-service transmission action limit table PSTN Public switched telephone network PSTN Public switched telephone network (t.70) PSU Packet switch unit PSU Packet switch unit. PSU Program storage unit PSUPH Packet switch unit protocol handler PSW Program status word PSWD Password access PT Package time PT Point PT Program timer PTAT Private trans atlantic telecommunications PTCL Protocol PTD Plant test date PTR Printer PTT Postal telephone and telegraph PTW Primary translation word PTY Party indicator PTY Party number or position PU Power units PU Power up (C/I channel code) PUC Peripheral unit controller PUC Public utilities commission PULS Message-rate pulsing table (AMA NTI) PULS Pulse PULSG Pulsing PUM Pu mode PUMPHW Pump hardware errors PV Protective relaying-telegraph grade INTER/TRA blocal 1-26 PVC Permanent virtual circuit PVC Permanent virtual circuit (x.25 network) PVC Permanent virtual circuits PVN Private virtual network PVT Private PW Protective relaying-signal grade INTER/TRA blocal 1-26 PWC Premis wire center PX Pbx station line INTER/TRA blocal 1-26 PX Power cross. PZ Msc constructed circut INTER/TRA blocal 1-26 Q Report class. see table 5-1. Q-CIF Quarter cif (for ISDN low end video) QAM Quadrature-amplitude modulation QANN Announcements for queuing (MLHG) QAS Quasi-associated signaling QEX Question an execution QMLHG Queuing for multi-line hunt group QMP Quality measurement plan QPA Quality program analysis QRSS Quasi random signal source QS Packet synchronous access line INTER/TRA blocal 1-26 QSC Quad s interface circuit peb2084 QSF Queuing for simulated facility QSS Quality surveillance system QTAM Queued telecom access method QTG Queuing for trunk groups QU Packet asyncronous access line INTER/TRA blocal 1-26 QUE Queue R Initials and location of person reporting this trouble. R Review pending dispatch R Ring R&R Rate & route R&SE Research & systems engineering R-GRD Ring-to-ground R-T Ring-to-tip R/O Read/only R/W Read write R/WM Read/write memory R1 Regional signaling system 1 (based on CCITT SS5 (2600)) R2 Regional signaling system 2 (based on CCITT SS4 (2400)) RA Rate adaption RA Ready access RA Remote attendant INTER/TRA blocal 1-26 RACF Remote activated call forwarding RAD Receive adress RAF Recorded announcement facility RAF Recorded announcement function RAF Recorded announcement function (DSU2) RAL Relay assignment list RAM Random access memory RAM Random-access memory RAND Rural area network design RAO Regional accounting office RAO Revenue account office RAO Revenue accounting office RAP Recorded announcement port. RAP Relay assignment parameters RAP Rotary assignment priority RAR Return address register RAS Release sequence number lists and related TN/OE RAS Remote access services RASC Residence account service center RAT Rating RATDBOV RATE message received indicating data base overload RATDBUN RATE message returned because data base unable to process RATGMSG RATE message received garbled RATNBLK RATE message returned because of network blockage RATNCON RATE message returned because of network congestion RATNRTE RATE message returned because of no routing data RATTOUT RATE message returned because of timeout RATUNEQ RATE message returned because of unequipped destination RATURPY RATE message received with an unexpected reply RAU RSM alarm RBEF Read block error counter for far end (IOM2 monitor command) RBEN Read block error counter for near end (IOM2 monitor command) RBHC Regional bell holding company RBOC Regional bell operating company RBOC Regional boc RBOR Request basic output report RBS Print tbs relays assignment record RC Rate center (NTI) RC Recent change RC Regional center RC Resistance-capacitance RC/V Recent change and verify RC18 Rc message response - 1AESS RC RCC Radio common carrier RCC Remote cluster controller RCC Request corrupted CRC (in EOC) RCC Reverse command channel RCD Received RCE Ring Counter Error RCF Remote call forward RCF Remote call forwarding RCFA Remote call forwarding appearance (NTI) RCI Read controller interface (IOM2 monitor command) RCL Route clock RCLDN Retrieval of calling line directory number RCLK Remote clock RCM Remote carrier module RCMAC Recent change memory administration center RCMG Recent change message generator RCOSC Remote clock oscillator RCOXC Remote clock oscillator cross couple RCP Recent change packager RCP Remote copy RCR Recent change report RCRE Receive corrected reference equivalent RCREF Remote clock reference RCS Recent change summary RCSC Remote spooling communications subsystem RCT Remote concentrator terminal RCU Radio channel unit RCU Repeater control unit (i.e. ASIC between two IEC-q2s) RCV Receive RCVR Receiver RCW Recent change keyword RCXC Remote clock cross couple RDATE Release date (update database date) RDB/RDR Recent Disconnect bussiness/resid. RDBM Relational data base management RDES Remote data entry system RDFI RSM digital facilities interface RDG Message register reading RDS Radio digital system RDS Reference distribution system RDS Running digital sum RDSN Region digital switched network RDT Radio digital terminal RDT Remote digital terminal RDY Resynchonisation indication after loss of framing (C/I channel CO) RE Lajrr RE Radiated emission (EME) REACC Reaccess REC Record REC Recreate (display) REC Regional engineering center RED Recent change message text editor REH Recovered history REJ Reject (LAP-D command/response) REL Release (i.451) REL Release non-intercepted numbers by release date REM Remote equipment module REM Remove frame locations REMOBS Remote observation system REMSH Remote shell REN Ring equivalence number REOC Real estate operations center REP Reprint option REPT# Report number REQ Required RES Reset (C/I channel code) RES Resistance RES Resume (i.451) RES Send a solicited response RES1 Reset receiver (C/I channel code) RET Retermination of frame locations REV Reverse charging (i.256 c) REV Reversed REW Rework status REX Reexecute a service order REX Routine exercise. REX Routine exerciser. REXX Restructred extended executer language RF Radio frequency RFI Radio frequency interference RID Read identification (IOM2 monitor command) RID Remote isolation device RISLU Remote integrated services line unit RJ Reject RJDT Reject date RJR Remove jeopardy reason codes RJR Valid reject reasons RKW (ger pcm30) fas RL Repeat later RL Resistance lamp RL Retry later RL Return loss RLC Release complete msg. (SS7: in SCCP) RLCM Remote line concentrating module RLDT Release date RLF Re-using dips upper bound load factor RLG Release guard on unstable call (outgoing) RLI Remote link interface RLM Remote line module RLO Automatic relay assignment present RLOGIN Remote login RLS Release RLSD Released msg. (SS7: in SCCP) RLST Release status RLT Remote line test RLT Remote loop test RLY Miscellaneous relay RM Remark RMA Request for manual assistance RMAC Remote memory administration center RMAS Recent message automatic system RMAS Remote memory administration RMAS Remote memory administration system RMK Hunt group remarks RMK Remarks RMK Remarks on cable pair RMK Remarks on office equipment RMK Remarks on orders RMK Remarks on telephone number RMM Remote maintenance module RMP Recent change punctuation table RMPK Remote shelf RMR Remote message registers RMS Remote mean square RMS Root-mean-square RMS-D Remote measurment system-digital RMS-D1 Remote measurment system-digital signal level one RMS-D1A Remote measurment system-digital signal level one access RMS-M Remote measurment system-metallic (through SMAS) RMS-MS Remote measurment system-metallic small (through SMAS) RMV Remove RMV Removed from service - 1AESS remove RN Reference noise RN Ring node RNA Release telephone numbers for assignment RNG Ringing RNGS Rings RNMC Remote network management center RNO Rss subentity number RNOC Regional network operations center RNR Receive not ready (LAP-D command/response) RO Receive only RO Routine other. ROB Remote order buffer ROC Regional operating company RODD Redundant ODD ROE Reservation order establishment ROE Rss's office equipment ROH Receiver off hook ROI Reservation order inquiry ROK Republic of korea ROM Read-only memory ROOT System manager for some unix os and COSMOS ROP Receive-only printer ROSE Remote operation service element (TCAP subset) ROTF Operational trouble. ROTL Remote office test line ROTLS Remote office testline system ROUT Routes ROW Reservation order withdrawal RP Repeater RPFC Read power feed current value (IOM2 monitor command) RPM Recent change parameters RPO Regional procurement organization RPOA Recognized private operating agency RPT Repeated RPT Report RQ Rpntr RQS Rate/quote system RQSM Regional quality service management RQST Request RR Receive ready (LAP-D command/response) RRCLK Remote clock circuit pack RRO Reports receiving office RS Radiated susceptibiltiy (EMS) RS Record separator (ascii control) RS Repair service RS Reset RSA Repair service attendant RSAT Reliability and system architecture testing RSB Repair service bureau RSB Repair servicenbureauem RSC Remote switching center RSC Reset confirm (SS7: in SCCP and ISUP) RSC Residence service center RSCS Remote source control system RSE Remote service equipment RSHF Remote concentration line shelf RSIT Remote site RSLC Remote subscriber line module controller RSLE Remote subscriber line equipment RSLM Remote subscriber line module RSM Remote switching module RSS Remote switching system RST Reset received (outgoing) RST Resistance test RST Resistance test (SARTS command) RST Restore RST Restored to service status - 1AESS restore RSTS/E Resource system time sharing/enhanced RSU Remote switching unit RSY Resynchronizing (C/I channel code) RSYD Rsy downstream RSYU Rsy upstream RT Radio landline INTER/TRA blocal 1-26 RT Remote terminal RT Remote terminal (opposite to cot) RT04 Status of monitors - ringing and tone plant-1AESS RTA Remote trunk arrangement RTA Remote trunking arrangement RTAC Regonal Technical Assitance Center RTAC Remote a trunk assembler center RTB Retransmission buffer RTCA Radio technical commission of aeronautics RTEST Tops remote test RTF Release timeout failure RTH Report transaction to count spare and diped line equipment RTI Route index RTIME Release time (update database time) RTL Resistor-transistor logic RTM Regional telecommunications management RTM Remote test module RTN Return to normal (in EOC) RTOC Resident telephone order center RTP Rate treatment package RTP Remote test point (RTS-5A) RTPP Remote test port panel RTR Route TReatment (GTE) RTRV Retrieve RTS Relay and telephone number status report RTS Remote test unit RTS Remote testing system RTS Request to send RTS SMAS remote test system located in central offices RTSE Reliable transfer service element RTSI Receive time slot interchanger RTU Remote trunking unit RTU Right to use RTZ Rate zone RU Receive unit RUM Remote user multiplex RUP Request unsolicited processing RV Review RVDT Review date and time RVPT Revertive pulsing transceiver RVPT Revertive pulsing transceivers RW Read/write permission RWC Remote work center RX Remote exchange RZ Resistance zone RZ Return to zero RxSD Receive serial data