Want users to be able to use Bonjour at home without having their systems registering with Bonjour when they’re on your network? Many environments have taken to wholesale disabling Bonjour. This can be done by augmenting the LaunchDaemon that invokes Bonjour, com.apple.mDNSResponder.plist that is located at /System/Library/LaunchDaemons. You add a -NoMulticastAdvertisements to the ProgramArguments array. This can be done with the defaults command as so: defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ProgramArguments -array-add “-NoMulticastAdvertisements” This can then be undone by writing the contents you want back into the array without the -NoMulticastAdvertisements: defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ProgramArguments -array /usr/sbin/mDNSResponder -launchd This is somewhat well documented, initially appearing as an Apple kbase article. However, we…