AT&T DS1/DMi/ISDN-PRI manual AB-4ABBREVIATIONS

AB-4ABBREVIATIONS

PDS

P R I

RBS

REC

RFA

RGI RMATS SAO SCS SDN S/DTT

SID

SLC

SLIM

SMT

S S 7

TCM

TEG

TMS

TSI

TTL

TTTN

TVC

TVS

UDP

U U I VMAAP V N L

V VBR W WATS Z C S

premises distribution system primary rate interface robbed-bit signaling Regional Engineering Center remote frame alarm Remote Group Interface

Remote Maintenance, Administration, and Traffic System special-access office

system clock synchronizer (TN463) Software Defined Network

ISL digital tie trunk

station identification number subscriber link code subscriber loop interface module system-management terminal signaling system number 7 traveling class mark terminating extension group time-multiplexed switch time-slot interchanger terminating test line

tandem tie-trunk network trunk verification by customer trunk verification by station Uniform Dial Plan user-to-user information

visual maintenance and administration panel via-net loss

v o l t

variable bit robbed w a t t

Wide Area Telecommunications Service zero code supression