Centos7配置固定ip

netstat -rn

(以0.0.0.0开始的行的gateway是默认网关)vi /etc/sysconfig/network-scripts/ifcfg-enp0s3

TYPE="Ethernet"
#delete
#PROXY_METHOD="none"
#BROWSER_ONLY="no"
#update
#BOOTPROTO="dhcp"
BOOTPROTO="none"
DEFROUTE="yes"
#insert
PEERDNS="yes"
PEERROUTES="yes"
IPV4_FAILURE_FATAL="no"
IPV6INIT="yes"
IPV6_AUTOCONF="yes"
IPV6_DEFROUTE="yes"
#insert
IPV6_PEERDNS="yes"
IPV6_PEERROUTES="yes"
IPV6_FAILURE_FATAL="no"
IPV6_ADDR_GEN_MODE="stable-privacy"
NAME="enp0s3"
UUID="22e0ea2e-0c27-4f6e-9828-c9f06ce7d6e1"
DEVICE="enp0s3"
ONBOOT="yes"
#insert
IPADDR=192.168.0.130
GATEWAY=192.168.0.1
NETMASK=255.255.255.0
DNS1=114.114.114.114
DNS2=8.8.8.8

systemctl restart network.service

firewall-cmd --add-port=80/tcp --permanent

#使用wget测试
#使用yum update测试