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.
Patent No.:
Date of Patent:
Sep. 09, 2014
Filed:
Feb. 15, 2012
Christian Sasso, Milpitas, CA (US);
Siddharth Kasat, San Jose, CA (US);
Ankur Goyal, San Jose, CA (US);
Amitkumar Patel, Fremont, CA (US);
Kishan Kumar Kotari Uppunda, Bangalore, IN;
Christian Sasso, Milpitas, CA (US);
Siddharth Kasat, San Jose, CA (US);
Ankur Goyal, San Jose, CA (US);
Amitkumar Patel, Fremont, CA (US);
Kishan Kumar Kotari Uppunda, Bangalore, IN;
Cisco Technology, Inc., San Jose, CA (US);
Abstract
According to one aspect, a Fiber Channel (FC) switch that is currently serving as a Principal Switch among a plurality of FC switches in a FC Fabric sends an Exchange Fabric Parameters (EFP) frame having an empty domain identifier list to neighboring FC switches during a first portion a Principal Switch Selection phase. During a second portion of the Principal Switch Selection phase that is after the first portion, the first Fiber Channel switch sends to neighboring FC switches an EFP frame having a non-empty domain identifier list to indicate to the neighboring FC switches that the first FC switch is to remain serving as the Principal Switch in the FC Fabric.