[ 2137.163113][T20800] veth0: entered allmulticast mode
[ 2137.165260][T20800] veth1: entered allmulticast mode
[ 2137.166238][T20800] veth2: entered allmulticast mode
[ 2137.166920][T20800] veth3: entered allmulticast mode
[ 2160.061319][T20800] veth0: left allmulticast mode
[ 2160.061889][T20800] veth1: left allmulticast mode
[ 2160.062312][T20800] veth2: left allmulticast mode
[ 2160.062722][T20800] veth3: left allmulticast mode