Patent ID: 7664495

Claim:
In an enterprise wireless local area network (WLAN), a method for redirecting an incoming call to a dual mode device, the method comprising: receiving, at a first subscriber database in the enterprise WLAN, a registration update indicating that the dual mode device is registered in a wireless telecom network, the registration update being received from a second subscriber database in the wireless telecom network in response to the dual mode device being registered with the wireless telecom network, and the registration update comprising temporary routing information used to route incoming calls received at the enterprise WLAN via an enterprise switching system to the dual mode device; updating the first subscriber database with the temporary routing information, in response to receiving the registration update; receiving, at the enterprise switching system, notification of an incoming call directed to the dual mode device; retrieving the temporary routing information from the first subscriber database; and connecting the incoming call to the dual mode device in the wireless telecom network using the temporary routing information.