centos6单网卡设置多个IP

centos6单网卡设置多个IP
进入cd /etc/sysconfig/network-scripts，查看ifcfg-eth0配置文件：

# cd /etc/sysconfig/network-scripts# cat ifcfg-eth0

DEVICE=eth0IPADDR=172.27.9.252TMASK=255.255.252.0ONBOOT=yesGATEWAY=172.27.8.1DNS1=61.139.2.69

修改ifcfg-eth0:0

# cp ifcfg-eth0 ifcfg-eth0:0# vi ifcfg-eth0:0

DEVICE=eth0:0IPADDR=172.27.9.253NETMASK=255.255.252.0ONBOOT=yesGATEWAY=172.27.8.1DNS1=61.139.2.69

修改ifcfg-eth0:1

# cp ifcfg-eth0 ifcfg-eth0:1# vi ifcfg-eth0:1

DEVICE=eth0:1IPADDR=172.27.9.254NETMASK=255.255.252.0ONBOOT=yesGATEWAY=172.27.8.1DNS1=61.139.2.69

检查网卡IP配置：

# ifconfig