Netplan Bonding

Netplan example

network:
  version: 2
  renderer: networkd
  bonds:
    bond0:
      interfaces: [ens3f0, ens3f1]
      addresses: [10.10.110.2/24]
      gateway4: 10.10.110.1
      nameservers:
        search: [local]
        addresses: [10.10.110.1]
      parameters:
        mode: active-backup
        primary: ens3f0

network:
  version: 2
  renderer: networkd
  bonds:
    bond0:
      interfaces:
        - ens3f0
        - ens3f1
      parameters:
        mode: active-backup
        primary: ens3f0
   bond-wan:
      interfaces: [enp1s0, enp4s0]
      addresses: [192.168.1.252/24]
      gateway4: 192.168.1.1
      nameservers:
        search: [local]
        addresses: [8.8.8.8, 8.8.4.4]
      parameters:
        mode: active-backup
        primary: enp1s0

https://netplan.io/examples

LACP bonding. Ref: https://www.snel.com/support/how-to-set-up-lacp-bonding-on-ubuntu-18-04-with-netplan/

network:
  version: 2
  renderer: networkd
  bonds:
    bond0:
      interfaces:
        - ens3f0
        - ens3f1
      parameters:
        mode: active-backup
        primary: ens3f0
   bond-wan:
      interfaces: [enp1s0, enp4s0]
      addresses: [192.168.1.252/24]
      gateway4: 192.168.1.1
      nameservers:
        search: [local]
        addresses: [8.8.8.8, 8.8.4.4]
      parameters:
        mode: 802.3ad
        lacp-rate: fast
        mii-monitor-interval: 100

• cat /proc/net/bonding/bond0

See also

• Netplan: netplan try, netplan apply, examples, networkd
• Bonding
• ip [link, route], ifconfig netstat ss lsof ping ethtool mii-tool arping nmcli(RHEL) route networkctl, netplan, tc
• Ethernet: MII, MDI, bonding, etherchannel, STP, ARP, MAC, STP, Jumbo frames, 802.1X, MTU, Ethernet In-Band Access (IBA), LACP, Multicast, Broadcast, SPI