+ description: >
+ The OVS logical->physical bridge mappings to use. See the Neutron
+ documentation for details. Defaults to mapping br-ex - the external
+ bridge on hosts - to a physical name 'datacentre' which can be used
+ to create provider networks (and we use this for the default floating
+ network) - if changing this either use different post-install network
+ scripts or be sure to keep 'datacentre' as a mapping network name.
+ type: string
+ default: "datacentre:br-ex"
+ NeutronNetworkVLANRanges:
+ default: 'datacentre'
+ description: >
+ The Neutron ML2 and OpenVSwitch vlan mapping range to support. See the
+ Neutron documentation for permitted values. Defaults to permitting any
+ VLAN on the 'datacentre' physical network (See NeutronBridgeMappings).