例如，互联网包交换协议标榜其服务是“公共互联网领域更快、更安全、更可靠的选择。”

PacketExchange, for example, trumpets it s service as a "faster, safer and more reliable alternative to the public Internet".

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所有的信号和语音通信交换机之间的交换和提供者是通过IP使用SIP和RTP协议包网络。

All signaling and voice traffic between the PBX and the provider is exchanged using SIP and RTP protocol packets over the IP network.

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提出了一种采用伸缩缓冲流量控制方法、缓冲虫洞路由交换机制、支持可变长度数据包传输的链路控制协议。

We designed and implemented a simplified link-level protocol with elastic buffered flow-control and buffered wormhole routing switching, it can support to transmit variable-length packet.

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