ETSI TS 101 909-13-1-2002 数字宽带电缆接入公共通信网络.IP多媒体关键时间服务.第13部分:中继网关控制协议.第1子部分:H.248选择权
Digital Broadband Cable Access to the Public Telecommunications Network; IP Multimedia Time Critical Services; Part 13: Trunking Gateway Control Protocol; Sub-Part 1: H.248 Option V1.1.1
The present document specifies a profile of the H.248 protocol for controlling media gateways between cable networks and the PSTN. This profile is known as Trunking Gateway Control Protocol (TGCP) version 1.