CentOS 给一个网卡分配多个IP

1、查看IP

ip addr

2、添加IP

vim /etc/sysconfig/network-scripts/ifcfg-em1

DEVICE=em1
TYPE=Ethernet
UUID=18631022-3f8c-4aaa-8ff1-8eb9ffdddcd0
ONBOOT=yes
NM_CONTROLLED=yes
BOOTPROTO=none
HWADDR=C8:1F:66:DA:D9:AB
IPADDR0=192.168.110.71
IPADDR1=192.168.110.103
IPADDR2=192.168.110.104
PREFIX=24
GATEWAY=192.168.110.1
DNS1=202.106.0.20
DNS2=8.8.8.8
DEFROUTE=yes
IPV4_FAILURE_FATAL=yes
IPV6INIT=no
NAME="System em1"

3、重启网络服务

systemctl restart network