1. 安装软件: sudo apt-get install libvirt0 libvirt-bin libvirt-dev virt-manager qemu-system 2. 配置网桥: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback # 配置和网桥组合, start auto eth0 iface eth0 inet manual auto br0 iface br0 in