This product is certified on the following reference environment:
The command(s) used to gather the information is given following each entry.

Operating System
----------------
Linux 2.6.18-53.el5 s390x
Red Hat Enterprise Linux Server release 5.1 (Tikanga)

uname -s
uname -r
uname -m
cat /etc/redhat-release

C Compiler
----------
cc gcc version 4.1.2 20070626 (Red Hat 4.1.2-14)

gcc -v 2>&1 | tail -1

C++ Compiler
------------
/usr/bin/g++ gcc version 4.1.2 20070626 (Red Hat 4.1.2-14)

g++ -v 2>&1 | tail -1

Assembler
---------
as GNU assembler version 2.17.50.0.6-5.el5 (s390x-redhat-linux) using BFD version 2.17.50.0.6-5.el5 20061020

as -v 2>&1 < /dev/null

Linker
------
ld GNU ld version 2.17.50.0.6-5.el5 20061020

ld -V 2>&1 | head -1

Supported versions of Java
--------------------------
Java version = 1.5.0
Java vendor = IBM Corporation
Java OS name = Linux
Java OS arch = s390
Java OS version = 2.6.18-53.el5

Java version = 1.5.0
Java vendor = IBM Corporation
Java OS name = Linux
Java OS arch = s390x
Java OS version = 2.6.18-53.el5

$JAVA_HOME/bin/java -classpath $COBDIR/lib  WhatJava

Unicode
-------
Unicode mapping tables must be installed for J2EE and Web Services to
function correctly. These tables are required for converting between
any combination of UTF-16/UCS-2, UTF-8 and other installed locales.

COBOL/J2EE Connectivity
-----------------------
COBOL/J2EE connectivity is supported on this Reference Environment with the 
following Application Server products.  :-

o JBoss 3.2.8
o JBoss 4.0.2
o Oracle 10.1.3.0
o IBM WebSphere 6.1

See the on-disk readme, $COBDIR/docs/readme.txt, for further information.