如何在大业务量的网络环境下确保各设备之间协议包的正常交互，是以太网交换机设计面临的重要问题。
For design of an Ethernet switch, it is important to ensure normal interaction of protocol packets between different devices under a network environment of massive traffic.
另外，随着现代网络环境中交换机的大量使用，传统的网络嗅探器不能再监听到在其它主机之间来回传递的数据包。
Besides, with the rapid use of switches in modern network circumstances, the previously used network sniffer programs can not detect the data traffic between other hosts.
应用推荐