virbr0
 bridge id		8000.525400f8fbc2
 designated root	8000.525400f8fbc2
 root port		   0			path cost		   0
 max age		  19.99			bridge max age		  19.99
 hello time		   1.99			bridge hello time	   1.99
 forward delay		   0.00			bridge forward delay	   0.00
 ageing time		 299.95
 hello timer		   1.02			tcn timer		   0.00
 topology change timer	   0.00			gc timer		   0.02
 hash elasticity	   4			hash max		 512
 mc last member count	   2			mc init query count	   2
 mc router		   1			mc snooping		   1
 mc last member timer	   0.99			mc membership timer	 259.96
 mc querier timer	 254.96			mc query interval	 124.98
 mc response interval	   9.99			mc init query interval	  31.24
 flags			


virbr0-nic (0)
 port id		0000			state		       disabled
 designated root	8000.525400f8fbc2	path cost		 100
 designated bridge	8000.525400f8fbc2	message age timer	   0.00
 designated port	8001			forward delay timer	   0.00
 designated cost	   0			hold timer		   0.00
 mc router		   1
 flags			

