[  981.705664][T31501] br0: port 1(c1) entered blocking state
[  981.705993][T31501] br0: port 1(c1) entered disabled state
[  981.706303][T31501] c1: entered allmulticast mode
[  981.708440][T31501] c1: entered promiscuous mode
[  981.874752][T31506] br0: port 2(c2) entered blocking state
[  981.874943][T31506] br0: port 2(c2) entered disabled state
[  981.875134][T31506] c2: entered allmulticast mode
[  981.876601][T31506] c2: entered promiscuous mode
[  982.031802][T31511] br0: port 3(c3) entered blocking state
[  982.032048][T31511] br0: port 3(c3) entered disabled state
[  982.032283][T31511] c3: entered allmulticast mode
[  982.033822][T31511] c3: entered promiscuous mode
[  982.201921][T31516] br0: port 4(sender) entered blocking state
[  982.202194][T31516] br0: port 4(sender) entered disabled state
[  982.202426][T31516] sender: entered allmulticast mode
[  982.203993][T31516] sender: entered promiscuous mode
[  982.250343][T31518] br0: port 4(sender) entered blocking state
[  982.250586][T31518] br0: port 4(sender) entered forwarding state
[  982.250925][T31518] br0: port 3(c3) entered blocking state
[  982.251076][T31518] br0: port 3(c3) entered forwarding state
[  982.251380][T31518] br0: port 2(c2) entered blocking state
[  982.251536][T31518] br0: port 2(c2) entered forwarding state
[  982.251823][T31518] br0: port 1(c1) entered blocking state
[  982.251987][T31518] br0: port 1(c1) entered forwarding state
[  993.393827][   T12] br0: port 1(c1) entered disabled state
[  993.406092][   T12] c1 (unregistering): left allmulticast mode
[  993.406334][   T12] c1 (unregistering): left promiscuous mode
[  993.406522][   T12] br0: port 1(c1) entered disabled state
[  993.552180][   T12] br0: port 2(c2) entered disabled state
[  993.563698][   T12] c2 (unregistering): left allmulticast mode
[  993.564268][   T12] c2 (unregistering): left promiscuous mode
[  993.564451][   T12] br0: port 2(c2) entered disabled state
[  993.706392][   T12] br0: port 3(c3) entered disabled state
[  993.718201][   T12] c3 (unregistering): left allmulticast mode
[  993.718419][   T12] c3 (unregistering): left promiscuous mode
[  993.718606][   T12] br0: port 3(c3) entered disabled state
[  993.883770][   T12] br0: port 4(sender) entered disabled state
[  993.896327][   T12] sender (unregistering): left allmulticast mode
[  993.896625][   T12] sender (unregistering): left promiscuous mode
[  993.897028][   T12] br0: port 4(sender) entered disabled state