先好看网卡,
centos7的网络IP地址配置文件在 /etc/sysconfig/network-scripts 文件夹下,
然后使用service network restart命令即可配置静态IP地址
修改前
TYPE="Ethernet"
PROXY_METHOD="none"
BROWSER_ONLY="no"
BOOTPROTO="dhcp"
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="eth0"
UUID="a2f15cd8-86ed-4894-b2a4-4ffd97bc7e94"
DEVICE="eth0"
ONBOOT="yes"
修改后
TYPE="Ethernet"
PROXY_METHOD="none"
BROWSER_ONLY="no"
#由dhcp改为static
BOOTPROTO="static"
#设置ip
IPADDR="192.168.139.5"
#设置掩码
NETMASK="255.255.255.0"
#网关
GATEWAY="192.168.139.1"
#DNS
DNS1="192.168.139.1"
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="eth0"
UUID="a2f15cd8-86ed-4894-b2a4-4ffd97bc7e94"
DEVICE="eth0"
#no改为yes
ONBOOT="yes"