Comment 38 for bug 1763608

Verification-done for disco:

ubuntu@right-elf:~$ lsb_release -cs
disco
ubuntu@right-elf:~$ dpkg -l netplan.io | grep ii
ii netplan.io 0.97-0ubuntu1~19.04.1 amd64 YAML network configuration abstraction for various backends
ubuntu@right-elf:~$ cat /etc/netplan/50-cloud-init.yaml
# This file is generated from information provided by
# the datasource. Changes to it will not persist across an instance.
# To disable cloud-init's network configuration capabilities, write a file
# /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg with the following:
# network: {config: disabled}
network:
    ethernets:
        ens4:
            match:
                macaddress: 52:54:00:8d:47:9e
            mtu: 1500
            set-name: ens4
            dhcp4: yes
        ens7: {}
    version: 2
ubuntu@right-elf:~$ ip link
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: ens4: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP mode DEFAULT group default qlen 1000
    link/ether 52:54:00:8d:47:9e brd ff:ff:ff:ff:ff:ff
3: ens7: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP mode DEFAULT group default qlen 1000
    link/ether 52:54:00:73:09:2e brd ff:ff:ff:ff:ff:ff