docker:
  host:
    enabled: true
  swarm:
    advertise_addr: 10.11.0.15
    network:
      docker_gwbridge:
        opt:
          com.docker.network.bridge.enable_icc: false
          com.docker.network.bridge.enable_ip_masquerade: true
          com.docker.network.bridge.name: docker_gwbridge
        subnet: 10.20.0.0/16
    role: master