ITU SERIES Q SUPP 17:1999
ITU SERIES Q SUPP 17:1999 Technical Report Trq.2200 Specifies the signalling requirements for the basic call control capability. The call control functional entity actions are defined in terms of information flows.
Table of Contents
1Scope2References
3Definitions
4Abbreviations
5InformationflowsusedinthisSupplement
6Overviewofcallcontrollevelpeer-to-peerfunctional
entityactions
7Callestablishment
7.1Two-partycallestablishment
7.2Establishmentofacallwiththreeormoreparties
8Additionofoneormorepartiestoacall
8.1Additionofonepartytoacall
8.2Additionoftwoormorepartiestoacall
9Releaseofapartyfromanexistingcall
9.1Generalrulesforreleaseofaparty
9.2Releaseofapartyfromanexistingtwo-partycall
9.3Releaseofapartyfromanexistingmultipartycall
10Releaseofacall
10.1Generalrulesforreleasingacall
10.2Releaseofacallrequestedbythecallowner
10.3Releaseofacallrequestedbyanon-callowner