Embodiments of the present invention provide a method and an apparatus for transmitting media resources. The method includes: obtaining related information of media resources on a media server (101); sending an instruction message including the related information of the media resources to a telephony server, wherein the instruction message instructs the telephony server to perform session negotiation with a communication peer according to the related information of the media resources to establish a first multimedia session (102); obtaining information of a communication interface used by the telephony server to receive the media resources (103); sending an instruction message according to the information of the communication interface, wherein the instruction message instructs the media server to send the media resources to the telephony server, so that the telephony server transmits the media resources to the communication peer through the first multimedia session (104). The present invention is applicable to media resource transmission in a multimedia session.