A call pickup method and system based on soft switch technology, including after a business control unit receiving a pickup access code of a pickup user, determining the media property of calling party corresponding to the pickup called party; the business control unit acquiring the media property of the calling party based on a media configuration unit and performing media interaction with the media property of the pickup party generated by a media matching unit, wherein the media configuration unit is used for generating the fake media description; the media matching unit is used for finishing the ability matching of the proximal end and remote end medias; the business control unit changing the media flow of the calling party to the pickup user, and notifying the media property of the pickup user to the calling party, and answering the pickup calling originated the pickup user. The network structure is simplified, and the stability and the reliability of the communication system areimproved via applying this invention, at the same time, all interactions are finished via using the currently existed standard SIP protocol, without performing any extension to the SIP protocol.