By using the ZENworks 23.4 ISO you will only be able to add a new Primary Server to an existing zone. However, if you are planning to deploy the ZENworks Appliance, then you can create a new Management Zone or add a new Primary Server to an existing zone.
For more information on ZENworks Appliance, see ZENworks Appliance Deployment and Administration Reference.
The following sections provides a step-by-step procedure to add a new Primary Servers (secondary) to an existing ZENworks Management Zone.