Signaling System No. 7
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... Session Initiation Protocol
SS7 Signaling System No. 7
SUS Suspend Message
TTC Telecommunication ...
... International Telecommunications Union, "Application of the ISDN user part of CCITT Signaling System No. 7 for international ISDN interconnection", ITU-T Q.767, February 1991, <http://www.itu.int ...
... International Telecommunications Union, "Specifications of Signaling System No. 7 - ISDN supplementary services", ITU-T ...
... International Telecommunications Union, "Usage of cause location in the Digital Subscriber Signaling System No. 1 and the Signaling System No. 7 ISDN User Part", ITU-T ...
... International Telecommunications Union, "Formats and codes of the ISDN User Part of Signaling System No. 7", ITU-T Q.763, December 1999, <http://www.itu.int>. ...