Key feature: server tries to presends the contents of ALL linked items. Order and history statistics can be used to limit the presender's actions. Client cache hits are forwarded to presender to loosely couple the interaction.
Key feature: server tries to presends the contents of linked items based on prior request history.
Key feature: Server-side presending using Markov chains to model the prediction stream.
Key feature: Geographical push caching.
Key feature: Optimize time per traditional request/response interaction, by aggregating requests and caching connections.
Key feature: Supports Internet Cache Protocol (ICP) (QUERY, HIT, and MISS), also supports "catalyst mode", in which separates the prefetching proxy from the primary caching proxy.
Key feature: Third-party prefetching, at a "broker" that manages cache coherence and updates when items are stale. Uses statistical usage information.
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Last modified May 7, 1998.