[  623.418828][ T7708] veth0: entered allmulticast mode
[  623.419244][ T7708] veth1: entered allmulticast mode
[  623.419544][ T7708] veth2: entered allmulticast mode
[  623.419829][ T7708] veth3: entered allmulticast mode
[  634.202891][ T7708] veth0: left allmulticast mode
[  634.203190][ T7708] veth1: left allmulticast mode
[  634.203423][ T7708] veth2: left allmulticast mode
[  634.203652][ T7708] veth3: left allmulticast mode