1 network:

     2   version: 2

     3 

     4   ethernets:

     5     enp84s0:

     6       dhcp4: false

     7       dhcp6: false

     8       accept-ra: false

     9 

    10   bridges:

    11     br0:

    12       interfaces: [enp84s0, eth0]

    13       addresses:

    14         - 192.168.1.101/24

    15       gateway4: 192.168.1.1

    16       nameservers:

    17         addresses:

    18           - 192.168.1.10

    19           - 192.168.1.11

    20       mtu: 1500

    21       parameters:

    22         stp: true

    23         forward-delay: 4

    24       dhcp4: false

    25       dhcp6: false

    26       accept-ra: false