| 摘要 |
According to the invention, a content exchange apparatus for cacheing content objects is disclosed. Included in the content exchange apparatus are a content store, a content tracker, an origin server database, and a catalog of content objects. The content store includes a plurality of content objects. A determination is made by the content tracker determines as to which content objects are stored in the content store. The origin server database includes a list of origin servers associated with the content exchange. The catalog of content objects stored in the content store is maintained. |
