001-network-config

ubuntu server wifi

Connect to Wi-Fi From Terminal on Ubuntu 22.04/20.04 with WPA Supplicant

sudo systemctl stop NetworkManager
systemctl list-unit-files  --type=service | grep enabled

netplan dhcp

echo "
network:
  ethernets:
    eth0:
      dhcp4: true
  version: 2
" | sudo tee /etc/netplan/00-installer-config.yaml

netplan static ip

echo "
network:
  ethernets:
    eth0:
      addresses:
        - 192.168.1.11/24
      gateway4: 192.168.1.1
      nameservers:
        addresses: [192.168.1.1]
  version: 2
" | sudo tee /etc/netplan/00-installer-config.yaml

netplan wifi

network:
  version: 2
  wifis:
    wlp2s0:
      access-points:
        wifi-ssid:
          password: passw0rd
      dhcp4: true

netplan wifi

network:
  version: 2
  wifis:
    wlp2s0:
      access-points:
        wifi-ssid:
          password: passw0rd
      dhcp4: false
      addresses:
        - 192.168.1.12/24
      routes:
        - to: default
          via: 192.168.1.1
      nameservers:
        addresses: [192.168.1.1]

multiplue network config

      routes:
        - to: 192.168.1.0/24
          via: 192.168.1.1

connect

sudo netplan --debug apply
sudo dmesg