Methods and apparatus for routing a content request
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United States of America Patent
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-
Jan 1, 2008
Grant Date -
N/A
app pub date -
Apr 3, 2002
filing date -
Apr 3, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
Mechanisms and techniques provide a method for routing a packet that includes a content request and an Internet Protocol address and port number that identify a source transmitting the packet. The method relates to selecting a routing policy to forward the packet, based upon at least a portion of content request. The method includes a data communications device receiving a packet having a content request and an Internet Protocol address and port number that identify a source transmitting the packet. The device performs a network address translation, based upon at least a portion of the content request, to translate the Internet Protocol address and port number of the packet to a respective communications device Internet Protocol address and communications device port number. The device then selects a routing policy based upon the communications device Internet Protocol address and routes the packet to a destination according to the routing policy.
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