W3C Workshop on Push Technology
Directory Channel
- Advertising channels directly to end-users.
 - based on Session Announcment Protocol (SAP) and Session Description Protocol
(SDP).
 - SDP extensions for push channels.
 - low bit-rate announcments on a well-known group address.
 - dispatching.
 - filtering.
 
WebCanal: Multicast Based Push (Tie Liao)