Presence-based call switching

Details Presence-based call switching Presence-based call switching

H - Electricity

04

W

H04W 76/02 (2009.01) H04W 80/10 (2009.01) H04W 88/06 (2009.01) H04L 29/06 (2006.01)

Patent

CA 2646039

To facilitate establishment of connections between dual-mode mobile wireless devices within a local wireless data network, at a network gateway for the local wireless data network, receiving from a first dual-mode mobile wireless device following entry of the first dual-mode mobile wireless device to the local wireless data network a registration request, a first dual-mode mobile wireless device telephone directory number (DN), and a first dual-mode mobile wireless device session initiation protocol (SIP) uniform resource identifier (URI). A first device dynamic data network address is assigned to the first dual-mode mobile wireless device. The first device DN and the first device SIP URI are forwarded to a database for storage so that the first device SIP URI is associated with the first device DN in the database. The first dual-mode mobile wireless device is returned a network SIP URI for the wireless data network.

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