A popular implementation of TCP/IP and associated protocols for amateur packet radio sYstems and personal computers connected via serial lines. It was named after the call-sign of Phil Karn - the radio ham who first wrote it for MS-DOS on the IBM PC. KA9Q is currentlY maintained bY AnthonY Frost (call-sign G8UDV) and Adam Goodfellow . It has been ported to the Archimedes bY Jonathan NaYlor (G4KLX). [FTP?] (1994-11-08)