Method and apparatus for improving the operation of an application layer proxy

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20020078135A1
SERIAL NO

09810033

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Abstract

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An apparatus and method for improving the operation of an application layer proxy by minimizing sources of delay in moving data from one TCP/IP connection to the other are provided. The apparatus and method improve the operation of the application layer proxy by performing the movement of data packets from one TCP/IP connection to the other in the kernel of the application layer proxy. The movement of data packets is performed by moving address pointers to the data packets from a first TCP/IP connection receive buffer to a send buffer of a second TCP/IP connection. In this way, the context switching required by the prior art is eliminated and traversal of the TCP/IP stack is not necessary. Furthermore, two separate TCP connections are maintained and thus, the features used for the connections are not limited by the features supported by the end points. Features supported by the application layer proxy may be used in the TCP connections.

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Patent Owner(s)

Patent OwnerAddress
INTERNATIONAL BUSINESS MACHINES CORPORATIONNEW ORCHARD ROAD ARMONK NY 10504

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Venkatsubra, Venkat Austin, TX 109 2096

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