Apparently Apple is moving back on it's strategy, and for privacy reasons is removing Bonjour stuff from the OS core.That's a very odd way to put things. Bonjour has always been about advertising services, not devices. iOS has no services to advertise by default, and thus it does not appear to Bonjour. This is expected behaviour.OTOH, if you register a Bonjour service from within an app that you run on the device, it shows up in Bonjour just fine.Remember that the goal of Bonjour is to help users connect to services, not to provide a network management protocol.1) To be sure I have understood everything right, and if it is realy impossible to discover iDevices with bonjour ?Correct.2) To know any other way to discover an iDevice and more generaly a Smartphone connected on the local WiFi network.In general there's no good way to do this. You can ping every IP address but...3) To know how to ping a iDevice when it is in sleep mode, all my ping requests fail 30 seconds after the iDevice enters in sleep mode.To s