TS 23.231 (CT4) ★
SIP-I based
Circuit-Switched Core Network –
Stage 2

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for a better overview, the Table of Contents (ToC) is reproduced

V15.0.0 (PDF) 2018/06 73 p.

V14.0.0 2017/03 76 p.

V13.0.0 2015/12 75 p.

V12.0.0 2013/12 75 p.

V11.1.1 2012/11 75 p.

V10.0.0 2011/04 75 p.

V9.0.0 2009/12 75 p.

V8.4.0 2009/06 75 p.

Rapporteur: Mrs. Biondic, Nevenka
See also:

SIP-I-related TS/TR

This TS defines the stage 2 description for the SIP-I based CS core network. The logical architecture for the SIP-I based CS core network is defined in TS 23.205.

This stage 2 shall cover the information flows between the GMSC server, MSC server and media gateways that are required to support a SIP-I based Nc interface. For the purposes of the present document, the Nc interface profile is based on ITU-T Q.1912.5 SIP-I profile C and is specified in TS 29.231. The Mc interface profile is based on ITU-T H.248.1 and is specified in TS 29.232. Local Call Local Switch (LCLS) functionality is further specified in TS 23.284.