1.sudo vi /etc/network/interfaces加入以下内容: auto eth2 iface eth2 inet static address 192.168.18.55 gateway 192.168.18.250 netmask 255.255.255.0
2.sudo vi /etc/resolv.conf加入以下内容: nameserver 192.168.1.250
3.sudo /etc/init.d/networking restart 重启网络服务
