[  974.326912][T31006] br0: port 1(c1) entered blocking state
[  974.327120][T31006] br0: port 1(c1) entered disabled state
[  974.327828][T31006] c1: entered allmulticast mode
[  974.329346][T31006] c1: entered promiscuous mode
[  974.468105][T31011] br0: port 2(c2) entered blocking state
[  974.468300][T31011] br0: port 2(c2) entered disabled state
[  974.468462][T31011] c2: entered allmulticast mode
[  974.469939][T31011] c2: entered promiscuous mode
[  974.623467][T31016] br0: port 3(c3) entered blocking state
[  974.623650][T31016] br0: port 3(c3) entered disabled state
[  974.623818][T31016] c3: entered allmulticast mode
[  974.626079][T31016] c3: entered promiscuous mode
[  974.777331][T31021] br0: port 4(sender) entered blocking state
[  974.777553][T31021] br0: port 4(sender) entered disabled state
[  974.777761][T31021] sender: entered allmulticast mode
[  974.779310][T31021] sender: entered promiscuous mode
[  974.830777][T31023] br0: port 4(sender) entered blocking state
[  974.831015][T31023] br0: port 4(sender) entered forwarding state
[  974.831409][T31023] br0: port 3(c3) entered blocking state
[  974.831568][T31023] br0: port 3(c3) entered forwarding state
[  974.831874][T31023] br0: port 2(c2) entered blocking state
[  974.832023][T31023] br0: port 2(c2) entered forwarding state
[  974.832385][T31023] br0: port 1(c1) entered blocking state
[  974.832534][T31023] br0: port 1(c1) entered forwarding state
[  986.037407][   T12] br0: port 1(c1) entered disabled state
[  986.049389][   T12] c1 (unregistering): left allmulticast mode
[  986.049642][   T12] c1 (unregistering): left promiscuous mode
[  986.049873][   T12] br0: port 1(c1) entered disabled state
[  986.202122][   T12] br0: port 2(c2) entered disabled state
[  986.213505][   T12] c2 (unregistering): left allmulticast mode
[  986.213747][   T12] c2 (unregistering): left promiscuous mode
[  986.213977][   T12] br0: port 2(c2) entered disabled state
[  986.345219][   T12] br0: port 3(c3) entered disabled state
[  986.356171][   T12] c3 (unregistering): left allmulticast mode
[  986.356422][   T12] c3 (unregistering): left promiscuous mode
[  986.356646][   T12] br0: port 3(c3) entered disabled state
[  986.485650][   T12] br0: port 4(sender) entered disabled state
[  986.496560][   T12] sender (unregistering): left allmulticast mode
[  986.496802][   T12] sender (unregistering): left promiscuous mode
[  986.497032][   T12] br0: port 4(sender) entered disabled state