ubuntu server change ip address code example

Example 1: change ubuntu ip address command line

#/etc/netplan/99_config.yaml
network:
  version: 2
  renderer: networkd
  ethernets:
    eth0:
      addresses: [10.10.10.2/24]
      gateway4: 10.10.10.1
      nameservers:
          search: [mydomain, otherdomain]
          addresses: [9.9.9.9, 1.1.1.1]

Example 2: ubuntu server change ip address

# edit the file in /etc/netplan/file.yml and set the desired addresses
sudo nano /etc/netplan/01-netcfg.yaml

network:
  version: 2
  ethernets:
    eth0:
      dhcp4: no
      addresses:
        - 192.168.31.16/24
  wifis:
    wlan0:
      addresses:
        - 192.168.31.16/24
        
# run this command to apply changes
sudo netplan apply

Example 3: change ip of ubuntu

sudo ip link set dev eth0 up
sudo dhclient -v eth0