classes/cluster/k8s-ha-calico/kubernetes/networking/virtual.yml

# Virtual node default networking template
#
parameters:
  linux:
    network:
      interface:
        deploy_interface:
          name: ${_param:primary_interface}
          enabled: true
          type: eth
          proto: dhcp
        control_interface:
          name: ${_param:control_interface}
          enabled: true
          type: eth
          proto: static
          address: ${_param:single_address}
          netmask: 255.255.255.0
          ipflush_onchange: true
          restart_on_ipflush: true
          post_up_cmds:
            - ip r rep 10.254.0.0/16 via ${_param:single_address}