ETSI TS 124 405-2008
数字蜂窝通信系统(第2+阶段).全球移动通信系统(UMTS).TISPAN.PSTN/ISDN仿真业务:会议(CONF).协议规范(版本7.0.0).3GPP TS 24.405(版本7.0.0,第7次发布)

Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); TISPAN; PSTN/ISDN simulation services: Conference (CONF); Protocol specification

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标准号

ETSI TS 124 405-2008

发布日期

2008年04月01日

实施日期

废止日期

无

中国标准分类号

M21

发布单位

IX-ETSI

适用范围

The present document specifies the, stage three, Protocol Description of the Conference (CONF) service based on stage one and two of the ISDN CONF supplementary service. Within the Next Generation Network (NGN) the stage 3 is specified using the IP-Multimedia Call Control Protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP). The present document specifies centralized conferencing, using a conference focus, distributed conferencing is out of scope. The present document does not cover the cases of: a) cascading conference services; and b) the support of the PSTN/ISDN conference service hosted in the PSTN.