Source : Free On-Line Dictionary of Computing

Appletalk
     
         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)