ECMA 361 : 1ED 2004
Current
The latest, up-to-date edition.
CORPORATE TELECOMMUNICATION NETWORKS - SIGNALLING INTERWORKING BETWEEN QSIG AND SIP - CALL TRANSFER
12-01-2013
1 Scope
2 References
3 Terminology
4 Definitions
4.1 External definitions
4.2 Other definitions
4.2.1 User A
4.2.2 User B
4.2.3 User C
4.2.4 Call transfer
4.2.5 Single step call transfer
4.2.6 Call transfer by join
4.2.7 Call transfer by rerouteing
4.2.8 Corporate telecommunication Network (CN)
4.2.9 IP network
4.2.10 Private Integrated Services Network (PISN)
4.2.11 Private Integrated services Network eXchange (PINX)
5 Abbreviations and acronyms
6 Background and architecture
7 Procedures
7.1 Call transfers in QSIG
7.2 Call transfer in SIP
7.3 Scope of the interworking functions
7.3.1 QSIG side
7.3.2 SIP side
7.3.3 Discussion over transfer interworking functions
7.4 Mapping of numbers and URIs
7.5 UAC Processing
7.5.1 Receipt of a FACILITY message with callTransferComplete
invoke APDU
7.5.2 Receipt of a FACILITY message with callTransferUpdate
invoke APDU
7.5.3 Receipt of a FACILITY message with ssctInitiate
invoke APDU
7.5.4 Receipt of a SETUP message with ssctSetup invoke APDU
7.5.5 Receipt of a FACILITY message with subaddressTransfer
invoke APDU
7.6 UAS Processing
7.6.1 Receipt of a SIP REFER request
7.6.2 Receipt of a SIP INVITE request
7.6.3 Receipt of a SIP request with revised identity
8 Example message sequences
8.1 Call transfer by join where User B and C are SIP
participants
8.2 Call transfer where User A is a SIP participant
8.3 Call transfer where User A is a SIP participant and
where two gateways are used
8.4 Call transfer where User A and User B are SIP participants
8.5 Single step call transfer where User B is a SIP participant
8.6 Unsuccessful Single step call transfer where User A
and User C are SIP participants
8.7 Single step call transfer where User A and User B
are SIP participants
9 Security considerations
Defines call transfer interworking between the Session Initiation Protocol (SIP) and "QSIG" within corporate telecommunication networks (CN), also known as enterprise networks.
DocumentType |
Standard
|
PublisherName |
European Computer Manufacturers Association
|
Status |
Current
|
ISO/IEC 19459:2001 | Information technology Telecommunications and information exchange between systems Private Integrated Services Network Specification, functional model and information flows Single Step Call Transfer Supplementary Service |
ISO/IEC 11572:2000 | Information technology — Telecommunications and information exchange between systems — Private Integrated Services Network — Circuit mode bearer services — Inter-exchange signalling procedures and protocol |
ISO/IEC 19460:2003 | Information technology Telecommunications and information exchange between systems Private Integrated Services Network Inter-exchange signalling protocol Single Step Call Transfer supplementary service |
ISO/IEC 11582:2002 | Information technology — Telecommunications and information exchange between systems — Private Integrated Services Network — Generic functional protocol for the support of supplementary services — Inter-exchange signalling procedures and protocol |
ISO/IEC 13865:2003 | Information technology — Telecommunications and information exchange between systems — Private Integrated Services Network — Specification, functional model and information flows — Call Transfer supplementary service |
ISO/IEC 17343:2007 | Information technology — Telecommunications and information exchange between systems — Corporate telecommunication networks — Signalling interworking between QSIG and SIP — Basic services |
ECMA/TR 86 : 1ED 2003 | CORPORATE TELECOMMUNICATION NETWORKS - USER IDENTIFICATION IN A SIP/QSIG ENVIRONMENT |
ISO/IEC 13869:2003 | Information technology — Telecommunications and information exchange between systems — Private Integrated Services Network — Inter-exchange signalling protocol — Call Transfer supplementary service |
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