vi /etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0
BOOTPROTO=static
IPADDR=192.168.2.115
NETMASK=255.255.255.0
GATEWAY=192.168.2.1
DNS1=8.8.8.8
DNS2=114.114.114.114
ONBOOT=yes
vi /etc/sysconfig/network
NETWORKING=yes
HOSTNAME=localhost
GATEWAY=192.168.2.1
接着执行service network start
