2 - cluster.virtual-mcp-ocata-common.openstack_gateway
3 - service.neutron.gateway.single
4 - cluster.virtual-mcp-ocata-ovs
12 mtu: ${_param:interface_mtu}
14 address: ${_param:tenant_address}
15 netmask: 255.255.255.0
17 - ${_param:tenant_interface}