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. 30, 2021

Filed:

Jan. 25, 2019
Applicant:

Keysight Technologies, Inc., Santa Rosa, CA (US);

Inventor:

Alon Regev, Woodland Hills, CA (US);

Assignee:

KEYSIGHT TECHNOLOGIES, INC., Santa Rosa, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 3/06 (2006.01); H04L 12/26 (2006.01); H04L 12/933 (2013.01);
U.S. Cl.
CPC ...
H04J 3/0673 (2013.01); H04J 3/0658 (2013.01); H04J 3/0661 (2013.01); H04J 3/0667 (2013.01); H04J 3/0682 (2013.01); H04L 43/106 (2013.01); H04L 43/12 (2013.01); H04L 49/109 (2013.01);
Abstract

A method for providing a network tap supporting time sensitive network standards includes scanning, by an active network tap, received frames on a network port of the active network tap to identify timing synchronization messages of targeted message types. The method further includes identifying a timing synchronization message of the targeted message type. The method further includes modifying a timing value in the timing synchronization message to account for delay introduced by the active network tap. The method further includes forwarding the timing synchronization message with the modifying timing value to a destination time sensitive network node via an egress network port of the active network tap.


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