[  481.569571] br0: port 1(c1) entered blocking state
[  481.569644] br0: port 1(c1) entered disabled state
[  481.569713] c1: entered allmulticast mode
[  481.569799] c1: entered promiscuous mode
[  481.625624] br0: port 2(c2) entered blocking state
[  481.625742] br0: port 2(c2) entered disabled state
[  481.625827] c2: entered allmulticast mode
[  481.625918] c2: entered promiscuous mode
[  481.681987] br0: port 3(c3) entered blocking state
[  481.682144] br0: port 3(c3) entered disabled state
[  481.682233] c3: entered allmulticast mode
[  481.682331] c3: entered promiscuous mode
[  481.740435] br0: port 4(sender) entered blocking state
[  481.740523] br0: port 4(sender) entered disabled state
[  481.740602] sender: entered allmulticast mode
[  481.740715] sender: entered promiscuous mode
[  481.763028] br0: port 4(sender) entered blocking state
[  481.763121] br0: port 4(sender) entered forwarding state
[  481.763189] br0: port 3(c3) entered blocking state
[  481.763252] br0: port 3(c3) entered forwarding state
[  481.763308] br0: port 2(c2) entered blocking state
[  481.763371] br0: port 2(c2) entered forwarding state
[  481.763429] br0: port 1(c1) entered blocking state
[  481.763487] br0: port 1(c1) entered forwarding state
[  492.477292] br0: port 1(c1) entered disabled state
[  492.477545] c1 (unregistering): left allmulticast mode
[  492.477597] c1 (unregistering): left promiscuous mode
[  492.477637] br0: port 1(c1) entered disabled state
[  492.518301] br0: port 2(c2) entered disabled state
[  492.518566] c2 (unregistering): left allmulticast mode
[  492.518615] c2 (unregistering): left promiscuous mode
[  492.518651] br0: port 2(c2) entered disabled state
[  492.561293] br0: port 3(c3) entered disabled state
[  492.561569] c3 (unregistering): left allmulticast mode
[  492.561636] c3 (unregistering): left promiscuous mode
[  492.561680] br0: port 3(c3) entered disabled state
[  492.590267] br0: port 4(sender) entered disabled state
[  492.590495] sender (unregistering): left allmulticast mode
[  492.590570] sender (unregistering): left promiscuous mode
[  492.590607] br0: port 4(sender) entered disabled state