[  335.399650][ T4450] veth0: entered allmulticast mode
[  335.400025][ T4450] veth1: entered allmulticast mode
[  335.400286][ T4450] veth2: entered allmulticast mode
[  335.400578][ T4450] veth3: entered allmulticast mode
[  346.901731][ T4450] veth0: left allmulticast mode
[  346.901995][ T4450] veth1: left allmulticast mode
[  346.902189][ T4450] veth2: left allmulticast mode
[  346.902387][ T4450] veth3: left allmulticast mode