ITU-T Q.953.5-1999
Stage 3 Description for Call Completion Supplementary Services Using DSS1: Call Completion on No Reply (CCNR) Series Q: Switching and Signalling Digital Subscriber Signalling System No. 1 - Stage 3 Description for Supplementary Services Using DSS1 (Study

Standard No.

ITU-T Q.953.5-1999

Release Date

1999

Published By

ITU-T - International Telecommunication Union/ITU Telcommunication Sector