Right-click the virtual machine and select Edit Settings.
To locate a virtual machine, select a datacenter, folder, cluster, resource pool, host, or vApp.
Click the Related Objects tab and click Virtual Machines.
On the Virtual Hardware tab, expand CD/DVD and from the drop-down menu select Host Device.
If more than one type of CD/DVD media is available on the host, select the media.
Click OK.
Next Steps
You can now download the ISO to the virtual server using the DVD Primary Server option in the IP Office Web Manager menus. See Downloading the ISO from the primary DVD.