pub-gw:
  interfaces:
    core:
      type: veth
    pub:
      type: phys

serv-gw:
  interfaces:
    core:
      type: veth

priv1-gw:
  interfaces:
    core:
      type: veth

priv2-gw:
  interfaces:
    core:
      type: veth

upstream1:
  interfaces:
    core:
      type: veth

anon1:
  interfaces:
    core:
      type: veth