bridge name	bridge id		STP enabled	interfaces
br1		8000.1ee6e22a0096	no		eth1
							vct01
							vct04
							vct07
br2		8000.121046817932	no		eth2
							vct02
							vct05
							vct08
br3		8000.a28557fa47d7	no		eth3
							vct03
							vct06
