METHOD, DEVICE AND SYSTEM FOR MEDIA SESSION NEGOTIATION

摘要

A method, a device and a system for media session negotiation are disclosed in the present invention. The method includes: receiving a first media description sent from a telephony server (TS), where the first media description includes a media session parameter of the TS at a local area network LAN side (101); forwarding the first media description to a telephony client (TC) (102); receiving a second media description which is generated by the TC according to the first media description, where the second media description includes a media session parameter of the TC (103); and forwarding the second media description to the TS (104). Through the present invention, negotiation of media session parameters between a TS and a TC in a home network may be achieved.