[ 1648.598015][ T7944] veth0: entered allmulticast mode
[ 1648.598390][ T7944] veth1: entered allmulticast mode
[ 1648.598691][ T7944] veth2: entered allmulticast mode
[ 1648.599005][ T7944] veth3: entered allmulticast mode
[ 1675.787462][ T7944] veth0: left allmulticast mode
[ 1675.787791][ T7944] veth1: left allmulticast mode
[ 1675.788043][ T7944] veth2: left allmulticast mode
[ 1675.788273][ T7944] veth3: left allmulticast mode