The ZENworks installation program cannot add exceptions to a Linux server firewall. Therefore, you must manually complete this task under the following conditions:
The Primary Server will be an Imaging Server.
The Primary Server will be the parent Primary Server of an Imaging Satellite Server.
If you turn on the firewall on the Primary Server, you must configure the server to allow the following ZENworks Configuration Management Imaging applications through the firewall by adding them to the Firewall Exceptions list:
novell-pbserv.exe
novell-proxydhcp.exe
novell-tftp.exe
novell-zmgprebootpolicy.exe