Ubuntu24.04怎么设置固定IP地址

1. 环境查看
   系统环境

# lsb_release -a
No LSB modules are available.
Distributor ID:Ubuntu
Description:Ubuntu 24.04.3 LTS
Release:24.04
Codename:noble
root@AiServer003088:~# uname  -a
Linux AiServer003088 6.17.0-22-generic #22~24.04.1-Ubuntu SMP PREEMPT_DYNAMIC Thu Mar 26 15:25:54 UTC 2 x86_64 x86_64 x86_64 GNU/Linux

2. 设置固定ip地址
   修改配置文件

# cat /etc/netplan/01-network-manager-all.yaml
# Let NetworkManager manage all devices on this system
network:
  version: 2
  renderer: NetworkManager
  ethernets:
    enp3s0:
      dhcp4: no
      addresses:
        - 192.168.8.90/24
      gateway4: 192.168.8.1
      nameservers:
        addresses: [192.168.8.1, 114.114.114.114]

设置生效

# 无需重启系统
netplan apply