Setting up a fixed IP in a Debian VM

Homelab note

To assign a fixed IP to a Debian VM in Proxmox:

Update the file /etc/netplan/50-cloud-init.yaml from

network:
  version: 2
  ethernets:
    ens18:
      dhcp4: yes

to

network:
  version: 2
  ethernets:
    ens18:
      dhcp4: no
      addresses: [192.168.x.x/24]
      routes:
        - to: default
          via: 192.168.x.1

Then restart the network interface:

ifdown ens18
ifup ens18