ptx/SNA LU6.2 (APPC) V4.6.0 Release Notes


Introduction

These release notes support Version 4.6.0 of the ptx®/SNA LU6.2 (APPC) software Read this document before installing this software on your NUMA-Q® or Symmetry® system.

The software installation procedure is documented in the DYNIX/ptx® V4.6.0 and Layered Products Software Installation Release Notes. Read these release notes thoroughly before installing the ptx/SNA LU6.2 (APPC) software.


Product Compatibility

The following software products are prerequisites for the ptx/SNA LU6.2 (APPC) V4.6.0 software:



ptx/SNA LU6.2 (APPC) Software

The installation CD contains the following products:


New Features in This Release

ptx/SNA LU6.2 (APPC) V4.6.0 will now run in a threaded environment. However, the product does not support threaded operations.


Software Installation

ptx/SNA LU6.2 (APPC) is a layered software product. Layered product installations are described in the DYNIX/ptx and Layered Products Software Installation Release Notes. Perform all of the necessary steps in these release notes and also do the following steps when you install the software packages:

  1. Install the ptx/SNA LU6.2 product. The package name for this software is BrxLU62.

  2. Install the ptx/SNA APPC product, if necessary. The package name for this software is BrxAPPC.

  3. Check the following table, which lists all of the package names and the corresponding directories and files:

    Application

    Package Name

    Directory/Files

    ptx/SNA LU6.2 Server

    BrxLU6.2

    /usr/local/brixton/BrxLU6.2/* /usr/local/brixton/BMD/BCFG_msglib /usr/local/brixton/BMD/BSSP_msglib /usr/local/brixton/BMD/CSRV_msglib /usr/local/brixton/BMD/LU62_msglib /usr/local/brixton/BMD/XSVC_msglib

    ptx/SNA APPC

    BrxAPPC

    /usr/local/brixton/BrxAPPC/*


The installation procedure is now complete.


ATTENTION

Since the ptx/SNA LU6.2 Server V4.6.0 product can affect certain kernel configuration parameters, you may have to reconfigure the kernel, recompile a new kernel, and reboot the new kernel. Refer to the ptx/SNA PU2.1 Base Server V4.6.0 Release Notes for details.

During the installation of BrxLU62, you will be prompted for service names and port numbers for additional entries into /etc/services. If multiple servers will be running concurrently, these values should be supplied at this time or after the installation is complete.



Starting the ptx/SNA LU6.2 Server

The LU6.2 Server is started automatically when the PU2.1 Server is started, if LUs of Type 6.2 are present in the configuration and the -1 switch was NOT used to start the PU2.1 server.

Do not start the LU6.2 Server by itself.

As part of initialization during startup, the LU6.2 Server establishes a socket connection between itself and the PU2.1 Server for each LU of Type 6.2 that is defined in the configuration.


Starting Multiple LU6.2 Servers

Multiple LU6.2 servers will be active on the same system if and only if all of the following conditions apply:

Each LU6.2 Server is associated with one and only one PU2.1 Server. Each PU2.1 Server may be associated with one and only one LU6.2 Server.

Refer to the ptx/SNA PU2.1 Base Server V4.6.0 Release Notes for more details.


Linking User Programs with ptx/SNA APPC

Programs using the APPC library must be linked with the SVR4 switch, as in the following example:

cc -i -DSVR4 -c program.c


Related Documentation

The following manuals may contain helpful information for the ptx/SNA LU6.2 (APPC) product:


Fixed Problems in This Release

The following problem was fixed in this release of ptx/SNA LU6.2 (APPC).

237957 - BrxAPPC V4.4 Should Remove COFF Build Environment