การตั้งค่า IP ALIAS บน NETPLAN

#sudo vi /etc/netplan/01-netcfg.yaml
network:
  version: 2
  renderer: networkd
  ethernets:
    eno1:
      addresses:
              - IP1/24
              - IP2/24
              - IP3/24
      gateway4: IPGATEWAY
      nameservers:
          search: [ domain ]
          addresses:
              - "IPDNS1"
              - "IPDNS1"

ทำการ restart network
#ip -4 addr list
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
2: eno1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
    inet IP1/24 brd ......
       valid_lft forever preferred_lft forever
    inet IP2/24 brd ......
       valid_lft forever preferred_lft forever
    inet IP3/24 brd ......
       valid_lft forever preferred_lft forever