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:
Dec. 24, 2024

Filed:

Jun. 15, 2023
Applicant:

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

Inventors:

Leandro Lisboa Penz, Dublin, IE;

Arun Ajith Surendranath, Kerala, IN;

Ganesan Rajagopal, Karnataka, IN;

Manish Singhvi, Rajasthan, IN;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 67/563 (2022.01); H04L 45/00 (2022.01); H04L 45/74 (2022.01); H04L 45/745 (2022.01);
U.S. Cl.
CPC ...
H04L 67/563 (2022.05); H04L 45/66 (2013.01); H04L 45/742 (2013.01); H04L 45/745 (2013.01); H04L 2212/00 (2013.01);
Abstract

In general, the disclosure relates to a method for redirecting a user to a captive portal. The method includes trapping an incoming frame originating from a host, where the incoming frame comprises a L2 header and a payload, wherein the payload specifies information associated with an external server, wherein the user of the host has not been authenticated by the captive portal at a time when the incoming frame is trapped, extracting the L2 header, an L3 header, and the payload from the incoming frame, forwarding the L3 header and the payload towards a redirection server executing on the network device, wherein the redirection server is configured to generate a redirection response based on the payload; encapsulating the redirection response to obtain an L3 response packet, encapsulating the L3 response packet using information from the L2 header to obtain an output frame, and transmitting the output frame towards the host.


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