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:
Jul. 16, 2019

Filed:

Jan. 10, 2017
Applicant:

Avago Technologies International Sales Pte, Limited, Singapore, SG;

Inventors:

Amit Kumar Ray, Milpitas, CA (US);

Phanidhar Koganti, Fremont, CA (US);

Shunjia Yu, San Jose, CA (US);

Vardarajan Venkatesh, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/46 (2006.01); H04L 12/751 (2013.01); H04L 12/741 (2013.01);
U.S. Cl.
CPC ...
H04L 12/4633 (2013.01); H04L 12/4641 (2013.01); H04L 45/026 (2013.01); H04L 45/745 (2013.01); H04L 2212/00 (2013.01);
Abstract

One embodiment of the present invention provides a switch that is a member of a fabric switch. The switch includes a keepalive response module that identifies a keepalive response packet that does not correspond to any keepalive packet previously transmitted by the switch. The switch also includes a switch identifier extraction module that extracts a switch identifier from a payload of the keepalive response packet, where the switch identifier corresponds to another member switch in the fabric switch. The switch further includes a forwarding module that constructs a packet that includes the payload and is destined to the other member switch.


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