centos7的网卡配置

外网ip10.7.23.19 、内网ip10.2.7.128为例

1.配置外网

vi /etc/sysconfig/network-scripts/ifcfg-eno1

TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=none
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
NAME=eno1
UUID=01b7c08d-b55b-4c3d-b732-2f1ebf256588
DEVICE=eno1
ONBOOT=yes

IPADDR=10.7.23.19
PREFIX=24
GATEWAY=10.70.23.254

重启网络:systemctl restart network
测试:ping baidu.com

2.配置内网

vi /etc/sysconfig/network-scripts/ifcfg-eno2

TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=none
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
NAME=eno2
UUID=a2abbeb8-4e9c-4634-a3a4-495680f1e273
DEVICE=eno2
ONBOOT=yes

IPADDR=10.2.7.128
NETMASK=255.255.0.0

重启网络:systemctl restart network
测试:ping 10.2.7.128