Server communication in a multi-tier server architecture

Details Server communication in a multi-tier server architecture Server communication in a multi-tier server architecture

2011-08-02

2011-08-02

Joo, Joshua (Department: 2445)

Electrical computers and digital processing systems: multicomput

Computer network managing

Computer network monitoring

C709S203000, C709S217000, C709S223000

Reexamination Certificate

active

07991883

ABSTRACT:
A computer-implemented method including receiving, at a server, a first request for content; determining whether the content is available locally at the server; when the content is available locally at the server, retrieving the content locally at the server; and transmitting the content to at least one downstream server; and when the content is not available locally at the server, transmitting, to the at least one downstream server, a notification that the content is not available locally and that a second request for the content is being transmitted; and transmitting the second request for the content to at least one upstream server.

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