9. 静态配置网卡IP，centos/ubuntu实现

centos7.9网卡配置静态IP

[root@centos7 network-scripts]#cat ifcfg-eth0
DEVICE=eth0
NAME=eth0
BOOTPROTO=static
IPADDR=192.168.100.11
PREFIX=24
GATEWAY=192.168.100.2
DNS1=114.114.114.114
DNS2=8.8.8.8

[root@centos7 network-scripts]#systemctl restart netwokr

ubuntu22.04网卡配置静态IP

[root@ubuntu2204:/etc/netplan]#cat 00-installer-config.yaml 
# This is the network config written by 'subiquity'
network:
  ethernets:
    eth0:
      addresses:
      - 192.168.100.13/24
      gateway4: 192.168.100.2
      nameservers:
        addresses:
        - 114.114.114.114
        - 8.8.8.8
        search: []
  version: 2
 
[root@ubuntu2204:/etc/netplan]#netplan apply