Configure the call forwarding settings
You must configure the rerouting calling search space for the devices so that BlackBerry Mobile Voice System users can forward calls.
To make the changes, in the Cisco Unified Communications Manager UI, click Device > Phone and select the BlackBerry MVS user that you want to set up for call forwarding.
|Field||Suggested setting||Settings for your organization's PBX|
|Protocol Specific Information|
|Rerouting Calling Search Space||Set this field to match the device CSS or a CSS that you have already set up for call forwarding.
Make sure that you do not select a CSS that allows users to forward calls internationally.