摘要 |
<p>Information, such as advertising, is presented to VoIP us ers (12) via a combination of telephone and data streams dur ing session initiation via an IP phone or a personal computer (18). A proxy server (20) that receives the call request coor- dinates with a media server (30) to transmit targeted adver tising to the caller during the post dial delay interval. Af ter the advertisement concludes, the call continues normally.</p> |