METHOD FOR ADVERTISING IN IP MULTIMEDIA SUBSYSTEM AND SERVER AND TERMINAL THEREOF

摘要

Disclosure may be to allow a Service Provider (or operator) to intercept SIP messages (e.g., SIP INVITE method, or SIP MESSAGE method) in the path of the IMS signaling link and insert advertising information therein, thereby delivering the advertising information inserted in the SIP messages to one or more end users (i.e., originating end or terminating end, or all of them).