AST RESEARCH TECHNICAL BULLETIN TB-0158                  04-01-86


          AST FOURPORT/XN & 30 MBYTE IBM-AT INCOMPATIBILITY


The  AST-FourPort/XN  product supports only IBM's  XENIX  version 
1.00 on a 20 Mbyte hard drive.

AST  does not support the AST-FourPort/XN on any other version of 
XENIX.