Here are the most common telecom acronyms starting with P from the world of computer networking.
← Back to Full Telecom Acronyms| P | Profile dispersion parameter |
| P(RRIMA) | Probability of a Reliability Related Ineffective Machine Attempt |
| P.L. | Public Law |
| P/AR | Peak to Average Ratio |
| P/M | Price/Multiple |
| P3 | Primavera Project Planner |
| PA | Product Assurance |
| PABX | Private Automatic Branch Exchange |
| PACE | Program for Arrangement of Cables and Equipment |
| PAD | Packet Assembler/Disassembler |
| PAF | Personnel Action Form (HR) |
| PAL | Phase Alternation by Line |
| PAL | Programmable Array Logic |
| PAL | Purpose, Agenda, Limit |
| PAM | Pulse Amplitude Modulation |
| PAMA | Pulse Address Multiple Access |
| PAMS | Plant Assignment Management System |
| PAMS | Preselected Alternate Master Slave |
| PAQS | Provisioning and Quotation System |
| PAR | Peak to Average Ratio |
| PAR | Personalized Address Response (VMX system) |
| PARB | Problem Assistance and Reports Branch |
| PARIS | Personalized Audio Routing and Information System |
| PAT | Precedence Access Threshold |
| PATX | Private Automatic Telex Exchange |
| PAX | Private Automatic Exchange |
| PBH | Peak Busy Hour |
| PBHC | Peak Busy Hour Call |
| PBS | Public Building Service |
| PBT | Piggyback twister |
| PBX | Private Branch Exchange |
| PC | Peg Count |
| PC | Peripheral Control subsystem |
| PC | Peripheral Control(ler) |
| PC | Personal Computer |
| PC | Phase Corrector |
| PC | Primary center |
| PC | Process Check |
| PCA | Protective Connecting Arrangement |
| PCB | Polychlorinated biphenyls |
| PCB | Printed Circuit Board |
| PCB | Printed Circuit Board (MFG) |
| PCB | Process Control Block |
| PCBX | Private Computerized Branch Exchange |
| PCC (or PCCA) | Processor Control Cabinet |
| PCDU | Power Control and Distribution Unit |
| PCFD | Power Distribution |
| PCI | Panel Call Indicator (pulsing) |
| PCI | Panel Control Indicator |
| PCI | Protocol Computers, Inc. |
| PCID | Power Control, Interface, and Display |
| PCM | Plug Compatible Mainframe |
| PCM | Pulse Code Modulation |
| PCN | Project Completion Notice |
| PCP | Principal Circuit Pack |
| PCP | Printed Circuit Pack |
| PCS | Plastic Clad Silica |
| PCSR | Parallel Channels Signaling Rate |
| PCSS | Process Control Support Systems (IPF) |
| PCTCOC | Pentagon Consolidated Telecommunications Center Operation Center |
| PCU | Packet Control Unit |
| PD | Partial Dial |
| PD | Post Distributing Frame Circuit |
| PD | Program Description |
| PD | Pulse-Dial |
| PDA | Parameter Data Area |
| PDC | Power Distribution Center |
| P-D-C-A | Plan-Do-Check-Act |
| PDE | Partial Differential Equation |
| Personal Data Form (HR) | |
| PDG | Project Development Guide |
| PDIT | Prefix/feature Digit Interpreter Table |
| PDL | Page Description Language |
| PDLs | Patent Depository Libraries |
| PDM | Product Development Manager |
| PDM | Pulse Duration Modulation |
| PDN | Public Data Network |
| PDP | Programmed Data Processor |
| PDP | Project Development Process |
| PDR | Planned Deviation Request (MFG) |
| PDRB | Product Development Review Board |
| PDS | Premises Distribution System |
| PDS | Program Documentation Standard |
| PDS | Protected Distribution System |
| PDSC | Packet Data Service Center |
| PDT | Programmable Data Terminal |
| PDU | Protocol Data Unit |
| PEC | Planning Engineering Construction |
| PECC | Product Engineering Control Center |
| PEL | Plant Engineering Letter |
| PERPH | Peripherals |
| PERT | Program Evaluation and Review Technique |
| PF | Program Flowchart |
| PFA | Private Facility Access |
| PFS | Party Fully Selective |
| PG | Program Document Index |
| PGM | Program |
| PGS | Pair Gain System |
| PGTC | Pair Gain Test Controller |
| PH | Packet Handler |
| PH | Protocol Handler |
| PHS | Public Health Service |
| PI | Packet Interface |
| PIAR | Post Installation Analysis Report |
| PIAR | Post Installation Audit Report (IS) |
| PIC | Peripheral Interface Cabinet |
| PIC | Peripheral Interface Controller |
| PIC | Primary Interexchange Carrier |
| PIC cable | Polyethylene Insulated Cable |
| PIC2 | Peripheral Interface Controller – Model 2 |
| PICB | Peripheral Interface Control Bus |
| PICS | Plug-in Inventory Control System |
| PIDB | Peripheral Interface Data Bus |
| Pident | Program identification |
| PIN | Personal Identification Number |
| PIN | Personal Identification Number |
| PIN | Positive Intrinsic Negative |
| PIR | PTAT-1 Incident Report |
| PITAP | PDN-Integrated T1 Access Partitioning |
| PIU | Path Information Unit |
| PIU | Percent of Interstate Usage |
| PIU | Peripheral Interface Unit |
| Pixel | Picture Element |
| PL | Private Line |
| PL | Private Line |
| PL/1 | Programming Language 1 |
| PLA | Programmable Logic Array |
| PLAMS | Private Line Alarm Monitoring System |
| PLATO | Programmed Logic for Automatic Teaching Operation |
| PLBS | Private Line Billing System |
| PLCP | Physical Layer Convergence Protocol |
| PLL | Permanent Logical Link |
| PLL | Phase Locked Loop |
| PLM | Private Line Model |
| PLM | Project Logical Model (IS) |
| PLN | Private Line Network |
| PLOL | Peak Largest Output Level |
| PLP | Plug Up |
| PLR | Pulse Loop Repeater |
| PLS | Premises Lightwave System |
| PLS | Private Line Service (NOCC) |
| PLSC | Private Line Service Center |
| PLSC | Private Line Service Center (NOCC) |
| PLSD | Private Line Service Development (NOCC) |
| PM | Performance Monitoring |
| PM | Peripheral Module |
| PM | Peripheral Module |
| PM | Phase Modulation |
| PM | Preventive Maintenance |
| PM | Proposal Manager |
| PM | Provisioning Manager |
| PMA | Primary Multiplex Analyzer |
| PMBX | Private Manual Branch Exchange |
| PMEA | Program Management Engineering Administration |
| PMF | Process & Methods Facilitator |
| PMG | Production Management Recovery Group |
| PM-MS | Performance Monitoring Management System |
| PMO | Program Manager’s Office |
| PMOS | Positive Metal-Oxide Semiconductor |
| PMS | Phone Meeting Service |
| PMS | Processor-Memory-Switch |
| PMS | Program Management System |
| PMS | Project Management System |
| PMS | Prospect Management System |
| PMS | Public Message Service (telegrams) |
| PMSC | Property Management Service Center |
| PMU | Precision Measurement Unit |
| PMU | Product Marketing Unit |
| PMX | Private Message Exchange |
| PNC | Private Network Code |
| PND | Present Next Digit |
| PNI | Private Network Interface |
| PNID | Precedence Network Inward Dialing |
| PNO | Prefix Network Resource Selector Outbound |
| PNOD | Precedence Network Outward Dialing |
| PO | Purchase Order |
| POB | Peripheral Order Buffer |
| POC | Purchase Option Credit |
| POF | Pending Order File |
| POI | Point of Interface |
| POL | Procedure-Oriented Language (or Problem-Oriented Language) |
| POP | Performance Oriented Practices (Northern Telecom Inc.) |
| POP | Point of Presence |
| POR | Plan of Reorganization |
| PORTS | Portable Recovery Test Set |
| POS | Point of Sale |
| POS | Point of Service |
| POSIX | Portable Operating System Interacting Executive |
| POT | Point of Termination |
| POTS | Plain Ordinary Telephone Service (or Plain Old Telephone Service) |
| POTS | Purchase of Telephone and Services (contract) |
| PP | Peripheral Processor |
| PP | Precedence and Preemption |
| PP&I | Product Planning & Implementation |
| PPA | Planning Project Authorization |
| PPA | Planning Project Authorization |
| PPA | Promotional Pricing Arrangement |
| PPC | Pump Peripheral Controllers |
| PPD | Prompt Payment Discount |
| P-Phone | Proprietary telephone (also Proprietary set) (Usage: P-2009 set, P-2112 set, P-2018 set, and P-36 Add-on Module) |
| PPL | Polymorphic Programming Language |
| PPM | Principal Period of Maintenance |
| PPM | Pulse-Position Modulation |
| PPP | Point to Point Protocol |
| PPS | Packets per Second |
| PPS | Pulses per Second |
| PPSN | Public Packet Switching (or Switched) Network |
| PR | Program Record |
| PR | Purchase Requisition |
| PRA | Prorated Adjustment |
| PRB | Package Ready Billing |
| PRBS | Psuedo-Random Binary Sequence |
| PRC | Postal Rate Commission |
| PRD | Problem Resolution Desk |
| PRE | Protective Reservation Equipment (Northern Telecom Inc. DMS-200) |
| PRE-IS | Pre-In-Service |
| PRF | Pulse Repetition Frequency |
| PRI | Primary Rate Interface |
| PRIMOS | Prime Operating System |
| PRM | Performance Report Message |
| PRMD | Private Domain Name |
| PRMD | Private Management Domain |
| PROC | Processor Circuit |
| PROM | Programmable Read-Only Memory |
| PROM | Prompt Remotely Operated Memory |
| PROMUS | Prompt Remotely Operated Memory Updating System |
| PROTEL | Procedure Oriented Type Enforcing Language |
| PRP | Preroute Peg Count |
| PRS | Problem Reporting System |
| PRTM | Printing Response Time Monitor |
| PS | Permanent Signal |
| PS | Processing Services |
| PS | Program Store |
| PS | Protection Switch |
| PSA | Pushdown Stack Automaton |
| PSC | Packet Switched Cluster |
| PSC | Public Service Commission |
| PSD | Packet-Switched Data |
| PSD | Port Sharing Device |
| PSDS | Public Switched Digital Service |
| PSE | Packet Switching Exchange |
| PSI | PBX Switching Interface |
| PSIU | Packet Switch Interface Unit |
| PSK | Phase Shift Keying |
| PSL/PSA | Problem Statement Language/Problem Specification Analyzer |
| PSM | Power Switch Monitor |
| PSN | Public Switched Network |
| PSPD | Permanent Signal Partial Dial |
| PSPDN | Public Switched Packet Data Network |
| PSS | Packet Switching Service |
| PSS | Packet Switching System |
| PSS | Party Semi-Selective |
| PST | Pair-Selected Ternary |
| PST | Programmed Scan Testing |
| PSTN | Public Switched Telephone Network |
| PSU | Packet Switching Unit |
| PSU | Power Supply Unit |
| PSUCOM | Packet Switching Unit Common Controller |
| PSW | Program Status Word |
| PTAT | Private Transatlantic Telecommunications |
| PTAT-1 | Private Transatlantic Telecommunications Cable #1 (NOCC) |
| PTF | Production Testing Facility |
| PTM | Pulse Time Modulation |
| PTN | Public Telephone Network |
| PTO | Patents and Trademarks Office (U.S. Department of Commerce) |
| PTP | Point-to-Point |
| PTS | Per Trunk Signaling |
| PTS | Public Telephone Service |
| PTT | Post, Telephone & Telegraph |
| PTU | Program Tape Unit (circuit) |
| PTY | Party |
| PUC | Peripheral Unit Controller |
| PUC | Public Utility Commission |
| PUFFT | Purdue University Fast Fortran Compiler |
| PV | PrimaVision (Primavera software) |
| PVC | Permanent Virtual Circuit |
| PVLCC | Present Value Life Cycle Cost |
| PVOL | Peak Virtual Output Level |
| pW | Picowatt |
| PWM | Pulse Width Modulation |
| PWR | Power |
| PX | Private Exchange |
