| 摘要 |
<p>This invention relates to a method, a computer program product, devices, a system and a session description protocol for transferring data ( 101, 106 ) and information on associated data asset information, comprising providing ( 307 ) session description information ( 110 ) that at least partially contains the information on the data asset information, wherein the session description information ( 110 ) obeys a first protocol, transferring ( 309 ) the session description information ( 110 ) to a destination instance ( 301 ) based on a second protocol ( 107, 109, 102 ), and transferring ( 313 ) the data ( 101, 106 ) between a source instance ( 305 ) and the destination instance ( 301 ) within a transfer session and based on a third protocol ( 102 ). The first, second ( 107, 109, 102 ) and third ( 102 ) protocols are preferably the Session Description, Real-time Streaming and Real-time Transport Protocol in a 3G Packet-Switched Streaming Services context.</p> |
