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:
Oct. 04, 2022

Filed:

Feb. 23, 2021
Applicant:

Gigamon Inc., Santa Clara, CA (US);

Inventors:

Rakesh Muthusamy, Sunnyvale, CA (US);

Dominick Cafarelli, Ossining, NY (US);

Tushar Jagtap, Fremont, CA (US);

Arunraj Mani, Tamil Nadu, IN;

Assignee:

Gigamon Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 69/04 (2022.01); H04L 67/02 (2022.01); H04L 45/74 (2022.01);
U.S. Cl.
CPC ...
H04L 69/04 (2013.01); H04L 45/74 (2013.01); H04L 67/02 (2013.01);
Abstract

At least one technique for distributing traffic from a visibility node to a network tool is disclosed. In certain embodiments, the visibility node has a tool port through which to receive a plurality of packets which each include a compressed header. The visibility node determines, for each packet, whether a given network tool has received the compressed header in decompressed format based on a header-to-tool mapping structure. The structure includes information indicative of which packet headers each of the plurality of network tools have received in decompressed format. If the visibility node determines that the tool previously received the decompressed header, the visibility node transmits the packet to the network tool in compressed format. If the visibility node determines that the tool has not previously received the decompressed header, the visibility node decompresses the compressed header prior to transmitting the packet to the given network tool.


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