Centos 7静态IP设置

一 配置方法

http://blog.csdn.net/johnnycode/article/details/50184073

二 配置实战

1、规划网络配置

master：192.168.0.110

slave1：192.168.0.111

slave2：192.168.0.112

2、配置脚步

master：192.168.0.110

[root@localhost ~]# cd /etc/sysconfig/network-scripts

[root@localhost network-scripts]# cat ifcfg-enp0s3

TYPE=Ethernet

#BOOTPROTO=dhcp

DEFROUTE=yes

IPV4_FAILURE_FATAL=no

IPV6INIT=yes

IPV6_AUTOCONF=yes

IPV6_DEFROUTE=yes

IPV6_FAILURE_FATAL=no

NAME=enp0s3

UUID=656b9ed6-92e5-4bac-90a1-57c00720094f

DEVICE=enp0s3

ONBOOT=yes

DNS1=223.5.5.5

PEERDNS=yes

PEERROUTES=yes

IPV6_PEERDNS=yes

IPV6_PEERROUTES=yes

IPV6_PRIVACY=no

#static assignment

ONBOOT=yes #开机启动

BOOTPROTO=static #静态IP

IPADDR=192.168.0.110 #本机地址

NETMASK=255.255.255.0 #子网掩码

GATEWAY=192.168.0.1 #默认网关

[root@localhost network-scripts]# service network restart

slave1：192.168.0.111

[root@localhost network-scripts]# cat ifcfg-enp0s3

TYPE=Ethernet

#BOOTPROTO=dhcp

DEFROUTE=yes

IPV4_FAILURE_FATAL=no

IPV6INIT=yes

IPV6_AUTOCONF=yes

IPV6_DEFROUTE=yes

IPV6_FAILURE_FATAL=no

NAME=enp0s3

UUID=656b9ed6-92e5-4bac-90a1-57c00720094f

DEVICE=enp0s3

ONBOOT=yes

DNS1=223.5.5.5

PEERDNS=yes

PEERROUTES=yes

IPV6_PEERDNS=yes

IPV6_PEERROUTES=yes

IPV6_PRIVACY=no

#static assignment

ONBOOT=yes #开机启动

BOOTPROTO=static #静态IP

IPADDR=192.168.0.111 #本机地址

NETMASK=255.255.255.0 #子网掩码

GATEWAY=192.168.0.1 #默认网关

[root@localhost network-scripts]# cat /etc/sysconfig/network

# Created by anaconda

# Created by anaconda

DNS1=192.168.0.1

DNS2=8.8.8.8

[root@localhost network-scripts]#service network restart

slave2：192.168.0.112

[root@localhost ~]# cd /etc/sysconfig/network-scripts

[root@localhost network-scripts]# cat ifcfg-enp0s3

TYPE=Ethernet

#BOOTPROTO=dhcp

DEFROUTE=yes

IPV4_FAILURE_FATAL=no

IPV6INIT=yes

IPV6_AUTOCONF=yes

IPV6_DEFROUTE=yes

IPV6_FAILURE_FATAL=no

NAME=enp0s3

UUID=656b9ed6-92e5-4bac-90a1-57c00720094f

DEVICE=enp0s3

ONBOOT=yes

DNS1=223.5.5.5

PEERDNS=yes

PEERROUTES=yes

IPV6_PEERDNS=yes

IPV6_PEERROUTES=yes

IPV6_PRIVACY=no

#static assignment

ONBOOT=yes #开机启动

BOOTPROTO=static #静态IP

IPADDR=192.168.0.112 #本机地址

NETMASK=255.255.255.0 #子网掩码

GATEWAY=192.168.0.1 #默认网关

[root@localhost network-scripts]# cat /etc/sysconfig/network

# Created by anaconda

DNS1=192.168.0.1

DNS2=8.8.8.8

[root@localhost network-scripts]#service network restart