[  831.083517][T20879] veth0: entered allmulticast mode
[  831.083928][T20879] veth1: entered allmulticast mode
[  831.084211][T20879] veth2: entered allmulticast mode
[  831.084481][T20879] veth3: entered allmulticast mode
[  842.810445][T20879] veth0: left allmulticast mode
[  842.810723][T20879] veth1: left allmulticast mode
[  842.810927][T20879] veth2: left allmulticast mode
[  842.811135][T20879] veth3: left allmulticast mode