[  713.440687][ T9900] veth0: entered allmulticast mode
[  713.441043][ T9900] veth1: entered allmulticast mode
[  713.441293][ T9900] veth2: entered allmulticast mode
[  713.441531][ T9900] veth3: entered allmulticast mode
[  723.886645][ T9900] veth0: left allmulticast mode
[  723.886964][ T9900] veth1: left allmulticast mode
[  723.887220][ T9900] veth2: left allmulticast mode
[  723.887464][ T9900] veth3: left allmulticast mode