virte. This is a software-simulated ETH network card device driver. After loading the driver, two devices, veth0 and veth1, will be generated. 一个软件模拟的ETH网卡设备驱动，加载驱动后，会产生veth0和veth1两个设备，不同的应用程序分别打开这两个网卡设备可以互相通信。该项目的姐妹篇：virts:https://github.com/QQxiaoming/virts