vim /etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0
BOOTPROTO=static
IPADDR=20.0.20.42
NETMASK=255.255.255.0
HWADDR=5C:F3:FC:E2:60:44
GATEWAY=20.0.20.203
ONBOOT=yes
/etc/init.d/network restart //重启网络
vim /etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0
BOOTPROTO=static
IPADDR=20.0.20.42
NETMASK=255.255.255.0
HWADDR=5C:F3:FC:E2:60:44
GATEWAY=20.0.20.203
ONBOOT=yes
/etc/init.d/network restart //重启网络