Appletalk <networking, protocol> A proprietary {local area network} {protocol} developed by {Apple Computer, Inc.} for communication between Apple products (e.g. {Macintosh}) and other computers. This protocol is independent of the {network layer} on which it runs. Current implementations exist for {Localtalk}, a 235 kilobyte per second local area network and {Ethertalk}, a 10 megabyte per second local area network. (1995-03-08)