[  774.389531][ T7999] veth0: entered allmulticast mode
[  774.389908][ T7999] veth1: entered allmulticast mode
[  774.390155][ T7999] veth2: entered allmulticast mode
[  774.390476][ T7999] veth3: entered allmulticast mode
[  786.491680][ T7999] veth0: left allmulticast mode
[  786.491931][ T7999] veth1: left allmulticast mode
[  786.492123][ T7999] veth2: left allmulticast mode
[  786.492311][ T7999] veth3: left allmulticast mode