If you have
internally developed Windows Phone 8 apps (.xap) or Windows Phone 8 apps that
you have licensed to distribute, you can upload those apps directly to the
Device Manager database and then deploy those apps.
In the Device
Manager web console, select the Applications tab.
New > New
In the Import
an application into the XenMobile MDM database dialog box, click
file and click
In the XAP
parameters section, enter a description, and then click