AB-4ABBREVIATIONS

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MPDM

modular processor data module

MS/T

main satellite/tributary network

MTDM

modular trunk data module

Mbps

million bits per second

NCP

network control point (for SDN)

NID

network inward dialing

OSI

Open Systems Interconnection

PAM

pulse-amplitude modulation

PBX

private branch exchange

PC

personal computer

 

protocol converter

PCM

pulse-code modulation

PNA

Private Network Access (package)

PNI

port network interface (for SDN)

POP

point of presence

PRI

primary rate interface

PROC

procedure

PSC

permanent switched connection

RLT

release link trunk

RNX

location code

S75/S85

System 75/System 85

SAT

system access terminal

SCI/PI

switch communications interface/processor interface

SCS

system clock synchronizer

SDDN

Software-Defined Digital Network

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AT&T 7400 series Mpdm, Ms/T, Mtdm, Ncp, Nid, Osi, Pam, Pbx, Pcm, Pna, Pni, Pop, Pri, Proc, Psc, Rlt, Rnx, Sat, Sci/Pi, Scs