OS X - Turn Bonjour off or on via the command line
Published: 04-06-2013 | Author: Remy van Elst | Text only version of this article
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This little snippet switches off Bonjour on OS X via the command line or AppleRemote Desktop. This is useful when you want to disable iChat or Messageschatting on the local network.
Bonjour is Apple's implementation of Zero configuration networking (Zeroconf),a group of technologies that includes service discovery, address assignment, andhostname resolution. Bonjour locates devices such as printers, other computers,and the services that those devices offer on a local network using multicastDomain Name System (mDNS) service records.
To turn it off execute this command:
defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ProgramArguments -array-add "-NoMulticastAdvertisements"
To turn it on again:
Tags: apple, apple-remote-desktop, ard, bonjour, dns, mac, mdns, os-x, rendezvous, snippets
defaults write /System/Library/LaunchDaemons/com.apple.mDNSResponder ProgramArguments -array "/usr/sbin/mDNSResponder" "-launchd"