The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 17, 2011

Filed:

Oct. 21, 2008
Applicants:

Xu Zhou, Milpitas, CA (US);

David Chen, San Jose, CA (US);

Lin Huang, Fremont, CA (US);

Guansong Zhang, Mountain View, CA (US);

Inventors:

Xu Zhou, Milpitas, CA (US);

David Chen, San Jose, CA (US);

Lin Huang, Fremont, CA (US);

Guansong Zhang, Mountain View, CA (US);

Assignee:

Fortinet, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/56 (2006.01);
U.S. Cl.
CPC ...
Abstract

Methods and systems for a more efficient transmission of network traffic are provided. According to one embodiment, a method is provided for performing segmentation offloading, such as TCP segmentation offloading (TSO). An interface performs direct virtual memory addressing of a user memory space of a system memory on behalf of a network processor to fetch payload data originated by a user process running on a host processor. Then, the network processor segments the payload data across one or more packets.


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