Centos系统的单网卡绑定双ip的设立

Centos系统的单网卡绑定双ip的设置
单个网卡，一个公网，一个内网ip的设置，可以参考下面的例子。

OS Version: Centos 6.X

Ethernet example:


[root@deploy network-scripts]# pwd
/etc/sysconfig/network-scripts
[root@deploy network-scripts]# ls
ifcfg-eth0  ifdown-bnep  ifdown-ipv6  ifdown-ppp     ifdown-tunnel  ifup-bnep  ifup-ipv6  ifup-plusb  ifup-routes  ifup-wireless     network-functions
ifcfg-lo    ifdown-eth   ifdown-isdn  ifdown-routes  ifup           ifup-eth   ifup-isdn  ifup-post   ifup-sit     init.ipv6-global  network-functions-ipv6
ifdown      ifdown-ippp  ifdown-post  ifdown-sit     ifup-aliases   ifup-ippp  ifup-plip  ifup-ppp    ifup-tunnel  net.hotplug
[root@deploy network-scripts]# cat ifcfg-eth0
DEVICE="eth0"
BOOTPROTO=none
NM_CONTROLLED="yes"
ONBOOT=yes
TYPE="Ethernet"
UUID="6087c18c-519d-4a0f-b6b0-1fb89f986791"
HWADDR=44:87:FC:79:3F:62
IPADDR=******
PREFIX=29
GATEWAY=********
IPADDR2=10.12.7.109
PREFIX2=24
GATEWAY2=10.12.7.1
DNS1=************
DEFROUTE=yes
IPV4_FAILURE_FATAL=yes
IPV6INIT=no
NAME="System eth0"