[  677.243057][ T4900] veth0: entered allmulticast mode
[  677.243478][ T4900] veth1: entered allmulticast mode
[  677.243793][ T4900] veth2: entered allmulticast mode
[  677.244077][ T4900] veth3: entered allmulticast mode
[  688.287912][ T4900] veth0: left allmulticast mode
[  688.288216][ T4900] veth1: left allmulticast mode
[  688.288456][ T4900] veth2: left allmulticast mode
[  688.288714][ T4900] veth3: left allmulticast mode