A METHOD AND DEVICE FOR BLIND TRANSFER SERVICE

摘要

A method and device for blind transfer service is provided. The method comprises the following steps: first, user A establishes a call with user B, at the same time, user B originates call transfer request and requests to transfer the call with user A to user C, the application server of user B heads off the request and returns the accept response to user B; the application server of user B firstly originates a recall request to user C to acquire the media parameter information of user C; the application server of user B originates a recall request to user A, applies the media parameter information of user C, instructs user A to carry out media switch, and acquires the media parameter information of user A; the application server of user B applies the media parameter information of user A to user C, and instructs user C to establish a media stream connection with user A.