[  654.969995][ T7331] veth0: entered allmulticast mode
[  654.970545][ T7331] veth1: entered allmulticast mode
[  654.970940][ T7331] veth2: entered allmulticast mode
[  654.971322][ T7331] veth3: entered allmulticast mode
[  668.737133][ T7331] veth0: left allmulticast mode
[  668.737572][ T7331] veth1: left allmulticast mode
[  668.738014][ T7331] veth2: left allmulticast mode
[  668.738362][ T7331] veth3: left allmulticast mode