[  778.251316][T20812] veth0: entered allmulticast mode
[  778.251689][T20812] veth1: entered allmulticast mode
[  778.251920][T20812] veth2: entered allmulticast mode
[  778.252145][T20812] veth3: entered allmulticast mode
[  789.514168][T20812] veth0: left allmulticast mode
[  789.514447][T20812] veth1: left allmulticast mode
[  789.514632][T20812] veth2: left allmulticast mode
[  789.514808][T20812] veth3: left allmulticast mode