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:
Apr. 08, 2008

Filed:

Aug. 16, 2002
Applicant:

Ning Xiang LI, Sequim, WA (US);

Inventor:

Ning Xiang Li, Sequim, WA (US);

Assignee:

F5 Networks, Inc., Seattle, WA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and system for creating and maintaining an allocation table that associates allocation buckets with corresponding target identifiers. Each target identifier has a corresponding weighting value. The allocation table has a number of allocation buckets, each associated with a target identifier. When one or more weighting values change, one or more buckets are reassigned to different target identifiers. A number of factors are considered in determining whether to delay modification of the allocation table, in order to further reduce disruption. The allocation table may be used to distribute packets among network devices, or more generally, to route packets along paths in a network.


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