The phone is marked as Unregistered on the initial Call Manager in VNQM when it is moved from one Cisco Call Manager to another.
VNQM 4.0 and later
Moving a phone from one call manager to another deletes the initial Call Manager and adds the second Call Manager as Registered.
VNQM does not delete the data of the phone when it is moved from one Call Manager to another.
Within VNQM, the phone is marked as Unregistered on the first Call Manager and is registered on the cfirsurrent Call Manager.
Both statuses are shown on the Web console with the relevant Call Manager.
The phone is shown as Unregistered on the first Call Manager.
The phone is shown as Registered on the second Call Manager.