[ 1523.456844][ T4401] veth0: entered allmulticast mode
[ 1523.457392][ T4401] veth1: entered allmulticast mode
[ 1523.457697][ T4401] veth2: entered allmulticast mode
[ 1523.457999][ T4401] veth3: entered allmulticast mode
[ 1549.653146][ T4401] veth0: left allmulticast mode
[ 1549.653476][ T4401] veth1: left allmulticast mode
[ 1549.653700][ T4401] veth2: left allmulticast mode
[ 1549.653925][ T4401] veth3: left allmulticast mode