Netplan two-port Ethernet link with round-robin fault tolerance and load balancing

01-bonds.yaml

# based on: https://www.hughesportal.com/blog.php?article=setup-network-bonding-using-netplan
network:
  version: 2
  ethernets:
    enp2s0f0:
      dhcp4: no
      dhcp6: no
    enp2s0f1:
      dhcp4: no
      dhcp6: no
  bonds:
    bond0:
      dhcp4: no
      dhcp6: no
      interfaces:
        - enp2s0f0
        - enp2s0f1
      addresses: [192.168.1.140/24]
      routes:
        - to: default
          via: 192.168.1.1
      nameservers:
         addresses: [1.1.1.1, 9.9.9.9]
      parameters:
        mode: balance-rr
        lacp-rate: fast
        primary: enp2s0f0
        mii-monitor-interval: 100

Still don't know why:

bond0: reverting custom parameters for bridges and bonds is not supported