The radio system makes very efficient use of router resources in the system by creating Multicast IP groups only for the duration of a group call.

无线系统通过为群组创建多个网络协议而高效地利用了系统中的路由器资源。

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As the name implies, it is built on top of IP multicast, in which one transmitter can send one message and have it be received by more than one receiver.

顾名思义，这个协议是在ip多播之上构建的；在ip多播中，一个发送器可以发送一条消息并使多个接收器接收到该消息。

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