ITU-T Q.953.3
Stage 3 Description for Call Completion Supplementary Services Using DSS 1: Completion of Calls to Busy Subscribers (CCBS) - Series Q: Switching and Signalling Digital Subscriber Signalling System No. 1 - Stage 3 Description for Supplementary Services Using DSS 1
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| Organization: | ITU-T |
| Publication Date: | 1 June 1997 |
| Status: | active |
| Page Count: | 107 |
Document History
ITU-T Q.953.3
June 1, 1997
Stage 3 Description for Call Completion Supplementary Services Using DSS 1: Completion of Calls to Busy Subscribers (CCBS) - Series Q: Switching and Signalling Digital Subscriber Signalling System No. 1 - Stage 3 Description for Supplementary Services Using DSS 1
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