Patent ID: 7480289

Claim:
A system comprising: a call control entity comprising: a first device to: receive a first Session Initiation Protocol (SIP) invite request for a first called party, determine whether the first SIP invite request is associated with an intelligent network service, and send a second SIP invite request when the first SIP invite request is associated with an intelligent network service, and a second device to: receive an H.323 call establishment request for a second called party, determine whether the H.323 call establishment request is associated with an intelligent network service, and send a third SIP invite request when the H.323 call establishment request is associated with an intelligent network service; and a location manager to: receive the second SIP invite request, acquire a first address for the first called party, send the first address to the first device, receive the third SIP invite request, acquire a second address for the second called party, and send the second address to the second device.