[ 2532.351378] br0: port 1(dummy0) entered disabled state [ 2532.427682] br0: port 1(dummy0) entered listening state [ 2533.597318] br0: port 1(dummy0) entered learning state [ 2533.674114] br0: port 1(dummy0) entered forwarding state [ 2533.751216] br0: port 1(dummy0) entered forwarding state [ 2548.971253] br0: port 1(dummy0) entered disabled state [ 2548.999695] br0: port 1(dummy0) entered blocking state [ 2548.999708] br0: port 1(dummy0) entered listening state [ 2569.458993] br0: port 1(dummy0) entered learning state [ 2589.940216] br0: port 1(dummy0) entered forwarding state [ 2589.940233] br0: topology change detected, propagating [ 2609.376417] br0: port 1(dummy0) entered disabled state [ 2609.404683] device dummy0 left promiscuous mode [ 2609.404727] br0: port 1(dummy0) entered disabled state