Trunking Media Gateway transmits media stream between IP and circuit switching networks, implements interworking of IP and circuit switching networks with signaling gateway in Softswitch network.
在软交换网络体系中，IP中继媒体网关完成电路交换网侧与IP分组网络侧媒体流的转换，同信令网关一起完成电路交换网与IP网络的互通。
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