Glossary:

ATIS Telecom Glossary

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RX

Abbreviation for receive, receiver.

RZ

Abbreviation for return-to-zero.

s

Abbreviation for yysecond.

S interface

For basic rate access in an Integrated Services Digital Network (ISDN) environment, a user-to-network interface reference point that (a) is characterized by a 4-wire, 144-kb/s (2B+D) user rate, (b) serves as a universal interface between ISDN terminals or terminal adapters and the network channel termination, (c) allows a variety of terminal types and subscriber networks, such as PBXs, local area… (Read More →)

S reference point

The conceptual reference point dividing the TEI (terminal endpoint identifier) and the NT2 (network termination 2) in a particular ISDN access arrangement. [T1.615-1992]

S-CSCF

Serving-Call Session Control Function

S-F

Abbreviation for store-and-forward.

SA

Services & System Aspects

SaaS

Services & System Aspects

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