SS-ETS-300359-1 | Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCB) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification | Document Center, Inc.

SS-ETS-300359-1 › Complete Document History
Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCB) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification

Obsolete Revision Information:

EDITION 1 - ENGLISH LANGUAGE EDITION - Nov. 10, 1995