[  970.554959][  T474] br0: port 1(c1) entered blocking state
[  970.555931][  T474] br0: port 1(c1) entered disabled state
[  970.556080][  T474] c1: entered allmulticast mode
[  970.557506][  T474] c1: entered promiscuous mode
[  970.715487][  T479] br0: port 2(c2) entered blocking state
[  970.715643][  T479] br0: port 2(c2) entered disabled state
[  970.715898][  T479] c2: entered allmulticast mode
[  970.717304][  T479] c2: entered promiscuous mode
[  970.857457][  T484] br0: port 3(c3) entered blocking state
[  970.857655][  T484] br0: port 3(c3) entered disabled state
[  970.857860][  T484] c3: entered allmulticast mode
[  970.859334][  T484] c3: entered promiscuous mode
[  971.013550][  T489] br0: port 4(sender) entered blocking state
[  971.013736][  T489] br0: port 4(sender) entered disabled state
[  971.013915][  T489] sender: entered allmulticast mode
[  971.015304][  T489] sender: entered promiscuous mode
[  971.060031][  T491] br0: port 4(sender) entered blocking state
[  971.060238][  T491] br0: port 4(sender) entered forwarding state
[  971.060528][  T491] br0: port 3(c3) entered blocking state
[  971.060663][  T491] br0: port 3(c3) entered forwarding state
[  971.060952][  T491] br0: port 2(c2) entered blocking state
[  971.061091][  T491] br0: port 2(c2) entered forwarding state
[  971.061368][  T491] br0: port 1(c1) entered blocking state
[  971.061505][  T491] br0: port 1(c1) entered forwarding state
[  981.999062][   T70] br0: port 1(c1) entered disabled state
[  982.007078][   T70] c1 (unregistering): left allmulticast mode
[  982.008322][   T70] c1 (unregistering): left promiscuous mode
[  982.008491][   T70] br0: port 1(c1) entered disabled state
[  982.116929][   T70] br0: port 2(c2) entered disabled state
[  982.120619][   T70] c2 (unregistering): left allmulticast mode
[  982.120892][   T70] c2 (unregistering): left promiscuous mode
[  982.121052][   T70] br0: port 2(c2) entered disabled state
[  982.240417][   T70] br0: port 3(c3) entered disabled state
[  982.242591][   T70] c3 (unregistering): left allmulticast mode
[  982.242762][   T70] c3 (unregistering): left promiscuous mode
[  982.242928][   T70] br0: port 3(c3) entered disabled state
[  982.335343][   T70] br0: port 4(sender) entered disabled state
[  982.337923][   T70] sender (unregistering): left allmulticast mode
[  982.338095][   T70] sender (unregistering): left promiscuous mode
[  982.338414][   T70] br0: port 4(sender) entered disabled state