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:
Aug. 22, 2023
Filed:
Aug. 31, 2021
Arista Networks, Inc., Santa Clara, CA (US);
Sriram Sellappa, Santa Clara, CA (US);
Anil Joshi, Santa Clara, CA (US);
Arista Networks, Inc., Santa Clara, CA (US);
Abstract
A method for network traffic forwarding using multi-virtual routing and forwarding instances forwarding lookups is provided. The method includes: receiving network traffic on an interface of a network device associated with a first virtual routing and forwarding instance (VRF) fallback policy specifying a first set of rules; making a first determination that the network traffic includes network traffic information matching the first set of rules; initiating execution of VRF lookups in a plurality of VRFs programmed in the network device to obtain a set of VRF lookup results; making a second determination, using the set of VRF lookup results and the first VRF fallback policy, that the network traffic is to be forwarded using a first VRF among the plurality of VRFs; and initiating, based on the second determination, forwarding of the network traffic using the first VRF.