[  917.418513][T20631] veth0: entered allmulticast mode
[  917.419075][T20631] veth1: entered allmulticast mode
[  917.419533][T20631] veth2: entered allmulticast mode
[  917.419977][T20631] veth3: entered allmulticast mode
[  929.375584][T20631] veth0: left allmulticast mode
[  929.376003][T20631] veth1: left allmulticast mode
[  929.376334][T20631] veth2: left allmulticast mode
[  929.376628][T20631] veth3: left allmulticast mode