[ 1180.535104][T20900] veth0: entered allmulticast mode
[ 1180.535504][T20900] veth1: entered allmulticast mode
[ 1180.535755][T20900] veth2: entered allmulticast mode
[ 1180.535997][T20900] veth3: entered allmulticast mode
[ 1192.123236][T20900] veth0: left allmulticast mode
[ 1192.123518][T20900] veth1: left allmulticast mode
[ 1192.123737][T20900] veth2: left allmulticast mode
[ 1192.123925][T20900] veth3: left allmulticast mode