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TS 23.517 (SA2)
TISPAN – IP Multimedia Subsystem (IMS) – Functional architecture

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(P) V8.0.0    2007/12    27 p.


Rapporteur:  Mr. Bertenyi, Balazs
See also:  ETSI (TISPAN) ES 282 007     TS 23.417    


This TS describes the IP Multimedia Subsystem (IMS) core component of the TISPAN NGN functional architecture and its relationships to other subsystems and components.



 

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1 Scope    2 References    3 Definitions and abbreviations    3.1 Definitions    3.2 Abbreviations    4 Overall architecture    5 Overview    6 Functional entities    6.1 Call Session Control Function (CSCF)    6.2 Media Gateway Control Function (MGCF)    6.3 Multimedia Resource Function Controller (MRFC)    6.4 Breakout Gateway Control Function (BGCF)    6.5 Interconnection Border Control Function (IBCF)    7 Internal reference points    7.1 Reference point MGCF - CSCF (Mg reference point)    7.2 Reference point CSCF - MRFC (Mr reference point)    7.3 Reference point CSCF - CSCF (Mw reference point)    7.4 Reference point CSCF - BGCF (Mi reference point)    7.5 Reference point BGCF - MGCF (Mj reference point)    7.6 Reference point BGCF - BGCF (Mk reference point)    7.7 Reference point CSCF or BGCF - IBCF (Mx Reference Point)    8 Value added services architecture    8.1 Overview    8.2 Reference points    9 External reference points    9.1 Interfaces with entities in the transfer plane    9.2 Interface with the UE    9.3 Interfaces with the user profile    9.4 Interfaces with Charging Functions    10 Interconnection with other networks    10.1 Interfaces with the PSTN/ISDN    10.2 Interfaces with other IP-based service subsystems    11 Interface with the Network Attachment Subsystem (NASS)    12 Interface with the Resource and Admission Control Subsystem (RACS)    A IMS Access scenarios    B IMS interconnection scenarios    ZZ Change history   

 

1   Scope   PDF-p. 6
2   References
3   Definitions and abbreviations   PDF-p. 7
4   Overall architecture   PDF-p. 8
5   Overview   PDF-p. 9
6   Functional entities   PDF-p. 10
7   Internal reference points
8   Value added services architecture
9   External reference points
10   Interconnection with other networks
11   Interface with the Network Attachment Subsystem (NASS)   PDF-p. 19
12   Interface with the Resource and Admission Control Subsystem (RACS)   PDF-p. 20
A   IMS Access scenarios   PDF-p. 21
B   IMS interconnection scenarios   PDF-p. 22
ZZ   Change history   PDF-p. 25

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