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:
Mar. 28, 2017

Filed:

Mar. 24, 2014
Applicant:

Google Inc., Mountain View, CA (US);

Inventors:

Abdul Kabbani, Los Gatos, CA (US);

Jahangir Hasan, Saratoga, CA (US);

Amin Vahdat, Los Altos, CA (US);

Assignee:

Google Inc., Mountain View, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/803 (2013.01); H04L 12/743 (2013.01);
U.S. Cl.
CPC ...
H04L 47/125 (2013.01); H04L 45/7457 (2013.01);
Abstract

A method for weighted data traffic routing can include generating an integer hash value based on a header of a data packet and encoding the integer hash value to generate a search key for a content addressable memory included in the data switch. The method can also include performing a lookup in the content addressable memory to match the search key with one of a plurality of prefixes stored in the content addressable memory, the plurality of prefixes including an encoded set of routing weights associated with a plurality of egress ports of the data switch. The method can further include forwarding the data packet on an egress port of the plurality of egress ports associated with the one of the plurality of prefixes in the content addressable memory.


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