tools/ironic/templates/brbm.xml - devstack - Gitiles

 <network>
   <name>brbm</name>
   <forward mode='bridge'/>
   <bridge name='brbm'/>
   <virtualport type='openvswitch'/>
 </network>
	<network>
	<name>brbm</name>
	<forward mode='bridge'/>
	<bridge name='brbm'/>
	<virtualport type='openvswitch'/>
	</network>