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:
Dec. 24, 2019
Filed:
Aug. 02, 2016
Cisco Technology, Inc., San Jose, CA (US);
Naiming Shen, Santa Clara, CA (US);
Stig I. Venaas, Oakland, CA (US);
Ashutosh Gupta, Dublin, CA (US);
Cisco Technology, Inc., San Jose, CA (US);
Abstract
Aspects of the embodiments are directed to systems, methods, and network elements executing instructions stored thereon. Aspects are directed to, for each spine node connected to a leaf node network element, identifying a spine router identifier, identifying a multicast group address, computing a plurality of hash values based on a hash function using the spine router identifier and the multicast group address, identifying a root spine node based on a highest hash value from the plurality of hash values; and transmitting an IS-IS message to root spine node indicating election of spine node as the root spine node.