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P
P-SRAM - pseudo-static random access memory
P-MUX - Promina multiplexer
P-Bus - On a Promina 800, handles module and system control and provides for communication between cards (similar to the CBus).
P-MUX - Promina multiplexer
P - Priority
p-p - peak-to-peak
P - positive
P - DN page down
P - UP page up
P/N - part number
P/O - part of
P/P - patch panel
P3 - preplanning package
P3I - preplanned product improvement
PA - Privacy Act/power amplifier when used in radio configurations
PA - public announce
PA - parent relay
PAA - policy approving authorities
PAB - personal address book
PABX - private area branch exchange
PABX - private automatic branch exchange
PAC - privilege attribute certificate
PAC - Pacific
PAC - Personnel and Administrative Center
PACA - Priority Access and Channel Assignment
PACAF - Pacific Air Forces
PACCS - post-attack command and control system
PACI - partnership for advanced computational infrastructure
Packet - A sequence of data, with associated control information, that is switched and transmitted as a whole; refers mainly to the field structure and format defined within the CCITT X.25 recommendation. A short block of data prefixed with addressing and other control information and carried between nodes. There are two general packet categories: datagram packets (DGP) and virtual circuit packets.
Packet Switching - A data transmission technique whereby user information is segmented and routed in discrete data envelopes called packets, each with its own appended control information for routing, sequencing, and error checking.
Packetized - Voice - Digitized voice technology that lends itself to T1 and ISDN applications.
PACMERS - Pacific mobile emergency radio system
PACS - picture archiving and communication system
PAD - packet assembler disassembler
PAIDS - Pacific area imagery distribution system
PAL - phase-alternation line
PAL - process asset library
PAL - programmable array logic
PAL - Preaffiliation List
PAM - (Pulse Amplitude Modulation) - A modulation scheme wherein the modulating waveshape is caused to modulate the amplitude of a pulse stream.
PAMA - pulse-address multiple access
PAMS - patent automated management system
PAN - personal area network
PanaVue - The PanaVue Management Platform is a set of SNMP-based network management tools that monitor and manage networks composed of N.E.T. equipment including Promina 800 Series and IDNX nodes, Promina 2000 ATM Network Multiplexers, and Promina 4000 ATM Switches.
PanaVue NMS - See PanaVue.
PAP - passwork authentication protocol
para - paragraph
Parallel - Data - The transfer of data simultaneously over two or more wires or transmission links.
Parameters - Any of the allowable, programmable states that can be configured by the user are defined through the software on a per node, card, or port basis. These states consist of fields that are selectable during configuration and are usually described within an online menu.
Partition - A feature used to group nodes and limit the access operators have to the group of nodes.
PAS - Priority Access Service
PASCAL - programming language named for Blaise Pascal
Pass-through - In this mode, a data circuit is clocked at the frequency of the connected device, timing while the node operates at a different frequency. The circuit is passed through the node without data loss due to frequency slippage. This mode is useful when a node is connected to two different carrier services, for example Dataphone Digital Services (DDS) and MCI. Pass-through timing is available on the USD module.
PAT - process action team
PAT - Patriot
Path - Path is the route a call takes through the nodes to reach its destination. Also see optimal path.
PATRIOT - Phased Array Tracking to Intercept of Target
PAVE - PAWS submarine launched ballistic missile phased array radar system
PAWS - protection against wrapped sequence numbers
Payload - The 192 bits of information in a DS1 frame.
PBOOK - phone book
PBX - Private Branch Exchange: A privately owned switch. Basically a PBX is a private "business" telephone system which also interfaces to the telephone network. Many PBX's can now offer ISDN BRI service, usually over the S Interface. A few vendors are now offering BRI over the U interface as well. Be wary of these ISDN protocols since they have not been as well tested. They may or may not work with a given piece of CPE.
PBX/Channel Bank Interface Module - This module links a node and a channel bank or a PBX. It accepts two T1 lines, each containing 24 voice channels in the standard D3 frame format.
PBXM - Private Branch Exchange Module
PBXM - Private Branch Exchange Module
PC - personal computer
PC - printed circuit
PC - program counter
PCA - policy certification authority
PCA - policy creation authority
PCA - printed card assembly
PCB - program control block
PCB - printed circuit board
PCCIP - PresidentÕs Commission on Critical Infrastructure Projection
PCE - Programmable Crypto Engine
PCERT - Purdue Computer Emergency Response Team
PCI - peripheral component interconnect
PCIS - portable common interface set
PCL - process control language
PCL - preprogrammed conference list
PCM - plug compatible module
PCM - (Pulse Code Modulation) - The process of converting an analog signal to a digital signal or a digital signal to an analog signal.
PCMCIA - Personal Computer Memory Card Interface Association
PCMCIA - People CanÕt Memorize Computer Industry Acronyms
PCMIM - personal computer media interface module
PCMM - People Capability Maturity Model
PCN - personal communications network
PCN - personal computer network
PCNFS - personal computer network file system
PCR - peak cell rate
PCS - personal communications systems (services)
PCS - process control systems
PCS - personal conferencing specification
PCS - Program Counter Store
PCS - Processor-Controlled Strapping
PCSR - parallel channels signaling rate
PCT - picture (file name extension)
PCTE - portable common tool(s) environment
PCTSS - provisioning, cataloging, and technical support system
PCU - portable computer unit
PCX - picture image (file name extension)
PD - public domain
PDA - personal digital assistant
PDC - primary domain controller
PDC - program designator code
PDD - physical device driver
PDENS - projected energy neutralization system
PDES - product data exchange (using STEP)
PDF - portable document format
PDIA - process-driven information automation
PDL - page description language
PDL - program design language
PDM - product data management
PDM - pulse delta (duration) modulation
PDMSS - programmed depot maintenance scheduling system
PDN - public data net (network)
PDS - packet driver specification
PDS - partitioned data set
PDS - processor-direct slot
PDS - processing and display system
PDS - program data source
PDS - protected distribution system
PDSN - public data switched network
PDSO - packet data security overlay
PDSS - post deployment software support
PDT - programmable data terminal
PDU - protocol data unit
PDU - power distribution unit
PE - phase encoded
PE - peripheral equipment
PEA - pocket Ethernet adapter
PEBES - Personal Earnings and Benefits Statement (SSA)
PECL - positive emitter-coupled-logic
PEEL - programmable electrically erasable logic
PEIP - Programmable Embedded INFOSEC Product (NRL)
PEM - privacy enhanced mail
PEO - program executive officer
PEP - peak envelope power
Per-Channel Signaling - Transmission of signaling information in binary codes for each channel.
Permanent Virtual Circuit - A virtual circuit resembling a leased line in that invariant logical channel numbers allow it to be dedicated to a single user.
PERMS - personnel electronic records management system
Personality Module - Plug-in modules on the quad analog voice port 4-wire analog interface card that support E&M 4-wire signaling types I through V.
PEX - PHIGS extension to X Windows
PFIAB - PresidentÕs Foreign Intelligence Advisory Board
PFM - passport files miniaturization
PFM - pulse-phase modulation
PGA - pin grid array
PGE - power generation equipment
PGWS - primary groupware server
ph - telephone
Phase - The time or angle that a signal is delayed with respect to some reference position.
PHIC - Portable Human Computer Interface (DARPA)
PHID - positive hostile identification
PHIGS - programmerÕs hierarchical interactive graphics system
PHILLS - Portable Hyperspectral Images for Low Light Spectroscopy
PHOTINT - Photographic Intelligence
PHP - personal handy phone (Japan)
PHS - primary HMMWV Shelter
Physical Slots - The actual slot on a card shelf that a module occupies. Also see card shelf and logical slots.
PIA - peripheral interface adapter
PIC - personal information carrier (Army)
PIC - Personal Intelligent Communicator
PIC - priority interrupt controller
PIC - programmable interconnect component
PIC - Primary Interexchange Carrier. This is your default "1+" carrier used for interLATA calls. In some areas you may have two PICs, one for interLATA calls, and one for intraLATA long distance calls (in which case it stands for Primary Intraexchange Carrier). In some areas intraLATA long distance calls are still handled by your RBOC, in others you now have a choice.
PIC - peripheral interface controller
PICS - platform for internet content selection
PICS - protocol implementation conformance statement
PIDP - programmable indicator data processor
PIE - protected information environment (Navy)
PIF - picture interchange format file
PIM - personal information manager
PIM - processor-in-memory
PIM - protocol independent multicast
PIN - personal identification number
PIN - processor independent netware
PING - (Packet Internet Groper) - A program in the Internet used to test the ability to reach destinations by sending them an ICMP echo request.
PIP - Primary Injection Point
PIR - priority information requirements (Army)
PIR - personnel information roster
PIU - path information units
PIX - private Internet exchange
PIXEL - picture element
PKAF - Public Key Authentication Framework
PKC - public key cryptography
PKCS - public key cryptography standards
PKE - public key encryption
PKI - public key infrastructure
pkt - packet
PLA - programmable logic-array
PLA - plain language address
PLAD - plain language address directory
PLAID - Precision Location and Identification system (USAF)
PLC - programmable logic controller
PLC - power line conditioner
PLCP - physical layer and convergence protocol
PLD - programmable logic device
Plesiochronous - A condition in a synchronized digital network where communicating devices are each synchronized to a different timing source of the same accuracy and stability. Two signals are plesiochronous if their corresponding significant instants occur at nominally the same rate, but not necessarily in the same phase, with any variation in rate constrained within specified limits.
PLGR - precision lightweight GPS receiver
PLI - private line interface
PLI - position location information
PLL - phase locked loop
PLL - prescribed load list
PLN - private line network
PLR - pulse link repeater
PLRS - position location and reporting system
PLRSMAN - PLRS manager
PLS - physical layer signaling
plt - platoon
PLT - program library tape
PM - phase modulation
PM - program manager
PM - pulse modulation
PMAC - packet media access controller
PMCS - Preventive Maintenance Checks and Services
PMD - physical-layer media-dependent
PMM - Power Management Module
PMMU - paged memory management unit
PMO - program management office
PMO - Project Management Officer
PMP - AT&T "Custom Point to Point" Custom ISDN Protocol. See Custom ISDN and ISDN Protocol.
PMSP - pre message security protocol
PN - processing node
PN - pseudo noise
PN - public network
PN - pseudorandom noise
PNCS - primary net control station
PNG - Portable Network Graphics
PNI - primary network interface
PNID - Precedence Network In Dialing
PNID - precedence network inward dial
PNL - panel
PNMC - Packet Network Management Center
PNNI - Private Network to Network Interface
PNS - primary node switch
POC - point of contact
POCSAG - Post Office Code Standardization Advisory Group
POES - Polar-Operational Environmental Satellite
Point-to-Point Networks - Simple networks that interconnect two points directly with no intermediate processing nodes, computers, or branched circuits.
pol - polarization
POL - petroleum, oil, and lubricants
Polarity - Any condition in which there are two opposing voltage levels or charges, such as positive and negative.
Polling - The individual selection of multiple terminals by a controller to allow transmission of traffic to/from all terminals on a multidrop line in an orderly manner.
POP - Point Of Presence. The local facility where your IEC maintains a switch. This is where your long distance calls get routed so that your IEC can handle them.
POP - Post Office Protocol
Port - A physical interface between the node and customer equipment. Each call has an origination and destination port. Port also refers to a user-configured port on an SDMS card, which can be the bundle port 0 or a subrate port. Also see channel.
Port ID - Ports are identified through the Operator Interface by a one- or two-digit number preceded by a P, the card ID, and an optional node ID (for example, N50C10P0). Some port IDs also have an optional digroup ID (for example, N2C26.1P0). To specify all ports, enter a card ID only. Also see virtual call ID.
Port Parameters - See parameters.
Port Routing Requirements - Port routing requirements bias calls toward or away from trunks configured with specific trunk attributes (Required, Preferred, Prefer Not, and Don't Care). Trunk attributes are Terrestrial, Satellite, Encrypted, and DSI.
PORTS - portable receiver/transmit system
POS - point of sale
POS - packet over SONET
POS/NAV - position location/navigation
POSIX - portable operating system interface exchange
POSNAV - position navigation
POST - passive optical seeker technology
POT - point of termination
POT - Plain Old Telephone. A black, rotary-dial desk phone. Usually a Western Electric model 500 set. Outdated term.
POTS - plain old telephone service
POTS - Purchase of Telecommunications Services (GSA/FTS)
POTS - Plain Old Telephone Service. Regular old-fashioned analog loop start phone service.
Power Requirements - The power requirements of each module must be considered when configuring a shelf.
Power Supplies - The power source on the node.
PP - patch panel
PPBES - programming, planning, budgeting and execution system
PPBS - planning, programming and budgeting system
PPI - plan position indicator
PPI - Processor-to-Processor Interface
PPK - preplaced keys
PPL - preferred products list
PPM - pages per minute
PPM - pulse position modulation
ppm - pulses per minute
PPO - preferred provider organization
PPP - Program Protection Planning (Navy)
PPP - primary patch panel
PPP - Point-to-Point Protocol
PPPoE - Point-to-Point Protocol over Ethernet
PPS - packets per second
pps - pulses per second
PPSN - public packet switched network
PPTP - Point-to-Point Tunneling Protocol
PQS - parellel query server
PR - Premise Router
pr - pair
PR - pulse repeater
PR/SL - Primary Regional Switch Location
PRA - Paperwork Reduction Act
PRA - primary rate access
PRACSA - Public Remote Access Computer Standards Association
PRAM - Parallel Random-Access Machine
PRAM - Parameter Random Access Memory
PRAM - Programmable Random Access Memory
PRAMS - Passenger Reservation and Manifesting System
PRBG - pseudo-random bit generator
PRBS - pseudo random binary sequence
PRC - (Primary Rate Card) Module - This module can be used as a two-digroup clear-channel interface in Native mode or as a DS1 front card replacement in Emulation mode. (In its PRC INTL software configuration, the module cannot be used as a DS1 replacement).
PRC/TMCP Proprietary Bundle - A group of one or more DS0s installed on a TRK-3 tandem-mode card. PRC/TMCP proprietary bundles provide connectivity between the IDNX node and off-net PRC/TMCP ports.
Preempt Priority - A number from 0 through 15 that is assigned to each port. Calls with a lower priority are disconnected to fulfill a call request with the higher priority. The default is 0.
PREP - programmable electronics performance
PRF - Pulse Repetition Frequency
PRI - Primary Rate Interface. A form of ISDN with 23 "B Channels" and one "D channel." All 24 channels are on a single cable. Functionally related to T1 telephone circuits. In Europe PRI has 30 "B Channels" and one "D Channel".
PRI - progressive RI
Primary Channel - A name for the T1 line that is formatted in the ISDN method of 23B or information (64 kbps) time slots plus one D or signaling channel.
PRIME - Precision Range Integrated Maneuver Exercise Laser Range
PRISM - portable, reusable, integrated software modules
Private Network - A network established and operated by a private organization or corporation for users within that organization or corporation. Can be operated in concert with a public network. Also see public network.
PRM - protocol reference model
PRM - pulse rate modulation
PRML - partial-response maximum-likelihood
PROC - processor
Processor - Module - See PPM and PLM modules.
Prolog Procedure Menu - This menu of the Operator Interface lets you manage operators, set up terminal options, send messages to other operators, and move to the Functional Area menu.
PROM - programmable read-only memory
Promina 200 - Small multiservice access platform, supporting internodal T3/T1 trunks and CellXpress ATM trunks. It is compatible with and offers the same functionality as larger Promina multiservice access platforms. It is used by users who require smaller networks that do not need high bandwidth capacity, or who require remote, low traffic sites found in large networks. Available in an 8-slot configuration. Also see node.
Promina 400 - Medium size high performance multiservice access platform, supporting internodal T3/T1 trunks and CellXpress ATM trunks. It is compatible with and offers the same functionality as larger Promina multiservice access platforms. Available in 12-slot and 24-slot configurations. Also see node.
Promina 800 - N.E.T's largest high performance multiservice access platform, supporting internodal T3/T1 trunks and CellXpress ATM trunks. Comprised of one high speed shelf and one standard or expansion shelf with a combination of additional STS or EXS shelves for a maximum of up to eight shelves. Also see node.
Promina Logic Module (PLM) - This module consists of a PLM front card and an interface (PLMI) and provides the processor control, clock, and switch matrix functionality for Promina 400 and 200 nodes. It uses a Motorola 68LC040 microprocessor operating at 25 MHz. The PLM's flash memory provides data storage of the boot code, system runtime code, and configuration database. The PLM's DRAM memory provides all normal run-time code execution space, stack space, and scratch pad storage. The PLMI has two serial ports for modem and console connectivity and one internal Ethernet port for intranodal communication when an optional PSM is installed.
Promina Processor Module (PPM) - This module consists of a PPM front card and an interface card (PPMI) and serves as the controller module for Promina 800 nodes. It uses a Motorola 68LC060 microprocessor operating at 50 MHz and contains sufficient flash and DRAM memory to load all system software, including the configuration database. This module resides on the HSS and provides an internal Ethernet port for intranodal communication and a console port for connection to a console.
Promina Server Module (PSM) - This module consists of a PSM front card and an interface (PSMI) and serves as the node file system manager and the focal point for local network management and remote access administrative and service communications for Promina 800, 400, and 200 nodes. It uses a Motorola 68LC040 microprocessor operating at 25 MHz and includes a hard disk drive for storage of system code, configuration database, event logs, and feature module code. The PSMI has two serial ports for modem and console connectivity, one internal Ethernet port for intranodal communication, and one external Ethernet port for connection to a NMS workstation or an LAN.
Proprietary Bundle - A group of one or more DS0s installed on a TRK-3 span-mode card. Proprietary bundles provide fractional service between TRK-3 cards within the Promina or IDNX network.
Protocol - A formal set of communications conventions and rules setting the format and control of inputs and outputs between two communicating devices or processes.
Protocol Converter - A device for translating the data transmission code of one computer or peripheral to the data transmission code of another computer or peripheral, thus enabling equipment with different data formats to communicate with one another.
Provisioning - The act of configuring an ISDN line. Also refers to the complete line configuration information.
PRR - pulse repetition rate
PRS - primary reference source
PRSL - primary region switch location
PRSL - primary zone switch location
PRSW - Promina Switching Card
PS - packet switch
PS - processing subsystem
PS2 Power - Power provided on pins 7 and 8 of the "S" interface cable. This power is used so that an NT-1 can provide power to a terminal (usually a phone). In some cases it is used to allow a terminal to power an NT1.
PSAP - public safety answering points
PSC - print server command
PSC - (Primary Signaling Channel) - PSC is associated with the Signaling Channel Link Protocol (SCLP) channels. The PSC/SCLP designation emphasizes that this is the primary channel for transmitting signaling and control information between nodes for Promina and IDNX nodes. See also SCLP and SSC.
PSC - Power Supply Cabinet
PSDD - Preliminary Software Design Document
PSDN - packet-switched data network
PSDN - public switched data network
PSDS - packet-switched data service
PSEP - protected signal entry panel
PSH - push flag, TCP header
PSHTI - Packet Switch Host Trunk Interface
PSI - process to support interoperability (NATO)
PSID - PostScript image data
PSK - phase-shift keying
PSN - public switched network
PSN - packet switch network, packet switch node
PSPDN - Packet-Switched Public Data Network
PSS - portable security system
PSTAR - portable search and tracking acquisition radar
PSTN - public switched telephone network
PSWN - Public Safety Wireless Network
PSYOP - psychological operations
PT - plain text
PTADSS - portable tactical automated dependent surveillance system
PTC - patch
PTCS - plain text clear to send
PTD - parallel transfer disk drive
PTDM - plain text data mode
PTF - patch and test facility
PTLL - plain text local loopback
PTM - Point-To-Multipoint
PTM - pulse-time modulation
PTMON - plain text monitor
PTOCA - presentation text object content architecture
PTP - Point-To-Point
PTP - AT&T "Custom Point to Point" Custom ISDN Protocol. Point-to-Point lines have only one incoming phone number which must be dialed twice to connect to both lines. See Custom ISDN and ISDN Protocol.
PTR - preliminary technical review
PTRL - plain text remote loopback
PTRR - plain text receiver ready
PTRS - plain text request to send
PTS - parellel transaction server
PTT - push-to-talk, postal telephone and telegraph
PTTI - precise time and time interface (interval)
PTTM - plain text test mode
PTTR - plain text terminal ready
PTTT - plain text terminal timing
PTW - precision targeting work station
PTX - Practical Training Exercise
PU - Participating Unit
PU - physical unit
PU - purpose and use
PUA - profiling user agent
PUB - Publication
Public Network - A network operated by common carriers or telecommunications administrations for the provision of circuit-switched, packet-switched, and leased-line circuits to the public. Also see private network.
Pulse Density - A measure of the ones (marks, pulses) in relation to the total number of digit time slots transmitted. Current Bell specifications require no more than 15 consecutive zeros, with an average of 12.5 percent pulse density on T-1 facilities. Also see zero suppression.
PUS - processor upgrade socket
PVA - prime voice analog
PVC - permanent virtual circuit
PVM - parallel virtual machine
PVSEC - prime voice secure card
PVT - private
PWA - printed wiring assembly
PWB - printed wiring board
PWDS - protected wireline distribution system
PWG - permanent working group
PWM - pulse width modulation
PWR - power
PX - private exchange
PX Platform Module - This module provides packet-switched services over a wide-area-network and supports these networking applications: LWX, FRX, and ISDNX.
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