SS-ETS-300138-1 | Integrated Services Digital Network (ISDN) - Closed User Group (CUG) supplementary service - Digital Subscriber Signalling System No. one (DSS1)protocol - Part 1: Protocol specification | Document Center, Inc.

SS-ETS-300138-1 › Complete Document History
Integrated Services Digital Network (ISDN) - Closed User Group (CUG) supplementary service - Digital Subscriber Signalling System No. one (DSS1)protocol - Part 1: Protocol specification

Obsolete Revision Information:

EDITION 2 - ENGLISH LANGUAGE EDITION - June 6, 1997
EDITION 1 - ENGLISH LANGUAGE EDITION - Nov. 16, 1992