vi /etc/sysconfig/network-scripts/ifcfg-eth0或ifcfg-em1
DEVICE=em1
HWADDR=54:9F:35:03:B5:E4
TYPE=Ethernet
UUID=e02bbc0b-969d-489c-9fa3-0aa2f285a9d3
ONBOOT=yes
NM_CONTROLLED=yes
#BOOTPROTO=dhcp
IPADDR=192.168.1.202
NETMASK=255.255.255.0
DNS=192.168.1.1
GATEWAY=192.168.1.1
DEVICE=em1
HWADDR=54:9F:35:03:B5:E4
TYPE=Ethernet
UUID=e02bbc0b-969d-489c-9fa3-0aa2f285a9d3
ONBOOT=yes
NM_CONTROLLED=yes
#BOOTPROTO=dhcp
IPADDR=192.168.1.202
NETMASK=255.255.255.0
DNS=192.168.1.1
GATEWAY=192.168.1.1