Installation instructions are provided in the Installation Guide.
Upgrading is described in Section 3.5.10, Checking for Novell ZENworks Network Access Control Upgrades.
IMPORTANT:Installing third-party software on the Novell ZENworks Network Access Control server is not supported. If you install additional software on the Novell ZENworks Network Access Control server, you need to remove it in order to troubleshoot any Novell ZENworks Network Access Control issues, and it will likely be partially or fully overwritten during Novell ZENworks Network Access Control release upgrades or patch installs, compromising the third-party software functionality. Additionally, installing third-party software and/or modifying the Novell ZENworks Network Access Control software can violate your license agreement. Please refer to the Novell EULA: Licenses.