    AST RESEARCH, INC.         TECHNICAL BULLETIN #0781                  11-02-92

                    PREMIUM 486/33E AND COGENT DATA TECHNOLOGIES
                         E/MASTER II-AT/TP ETHERNET ADAPTER

    PROBLEM:       Access to an Asynchronous Server fails using Netware
                   Asynchronous Services Interface (NASI) with a Cogent Data
                   Technologies E/Master II-AT/TP bus-mastering Ethernet adapter
                   (IPX shell version 2.32) installed in an AST Premium 486/33E
                   system.

    CAUSE:         The problem is attributed to an incompatibility with the
                   Ethernet Adapter IPX shell and the Premium 486/33E system.

    SYSTEMS
    AFFECTED:      Premium 486/33 EISA

    SOLUTION:      To resolve this problem, customers should upgrade their Cogent
                   Data Technologies E/Master II Ethernet Adapter IPX shell to
                   version 2.41.  To obtain this IPX shell contact Cogent Data
                   Technologies Technical Support at (206) 378-2929.