By default the Xplat agent service for Linux will not be available in the list of services. To enable the service:
Open the Host file. Change the hostname associated with 127.0.0.1 to the hostname that is present on the certificate for the Linux server.
Open the file /etc/init.d/novell-zenworks-xplatzmd. Change the value associated with Djava.rmi.server.hostname to hostname that is present on the certificate for the Linux server.
Restart the /etc/init.d/novell-zenworks-xplatzmd restart.service with
Set checkXplatAgent=true in the diagnostics.conf file located in ZENWORKS_HOME/share/tomcat/webapps/zenworks/WEB-INF/conf on the server from where ZENworks Control Center is launched.