bridge name	bridge id		STP enabled	interfaces
br1		8000.1e0237b2c9ca	no		eth1
							vct01
							vct04
							vct07
br2		8000.2642189ce575	no		eth2
							vct02
							vct05
							vct08
br3		8000.168a442c1912	no		eth3
							vct03
							vct06
