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:
Jan. 31, 2023

Filed:

Jul. 20, 2020
Applicant:

Juniper Networks, Inc., Sunnyvale, CA (US);

Inventors:

Ashish Suresh Ghule, Bangalore, IN;

Swamy Sadashivaiah Renu Kananda, Sunnyvale, CA (US);

Jagadish Narasimha Grandhi, Hyderabad, IN;

Assignee:

Juniper Networks, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 69/166 (2022.01); H04L 69/22 (2022.01); H04L 45/741 (2022.01); H04L 9/40 (2022.01);
U.S. Cl.
CPC ...
H04L 69/166 (2013.01); H04L 45/741 (2013.01); H04L 63/1483 (2013.01); H04L 69/22 (2013.01);
Abstract

A network device may receive, from a first network, a network packet of a first network packet type that encapsulates a fragment of a second network packet of a second network packet type, where the network packet includes an extension header that indicates a source port and a destination port for the second network packet. The network device may perform an anti-spoof check on the fragment of the second network packet based at least in part on at least one of: the source port or the destination port for the second network packet that is indicated by the extension header. The network device may, based on the fragment passing the anti-spoof check, forward the fragment of the second network packet to a second network.


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