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:
Feb. 07, 2017

Filed:

May. 27, 2015
Applicant:

Arista Networks, Inc., Santa Clara, CA (US);

Inventors:

Siva Narayanan, San Jose, CA (US);

Akshay Gattani, Mountain View, CA (US);

Ian McCloghrie, Santa Clara, CA (US);

Assignee:

Arista Netwroks, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); H04L 12/721 (2013.01); H04L 12/947 (2013.01); H04L 29/12 (2006.01);
U.S. Cl.
CPC ...
H04L 45/38 (2013.01); H04L 49/25 (2013.01); H04L 61/103 (2013.01); H04L 61/2007 (2013.01);
Abstract

A method for initializing the border gateway protocol (BGP) on network devices. The method includes predicting, by the network device, using a set of prediction heuristics, a first possible internet protocol version 6 (IPv6) address of a first peer network device. The method further includes sending, by the network device, a first neighbor discovery protocol (NDP) request for the first possible IPv6 address, and receiving, by the network device, from the first peer network device, in response to the NDP request, a first media access control (MAC) address. The method also includes establishing, after receiving the first MAC address, a BGP session with the first peer network device and exchanging route updates with the first peer network device, and processing a packet. The processing of the packet is delayed until the first MAC address is received.


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