[  756.094752][ T3306] veth0: entered allmulticast mode
[  756.095140][ T3306] veth1: entered allmulticast mode
[  756.095493][ T3306] veth2: entered allmulticast mode
[  756.095858][ T3306] veth3: entered allmulticast mode
[  783.268610][ T3306] veth0: left allmulticast mode
[  783.268953][ T3306] veth1: left allmulticast mode
[  783.269187][ T3306] veth2: left allmulticast mode
[  783.269440][ T3306] veth3: left allmulticast mode