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:
Jun. 27, 2023

Filed:

Mar. 29, 2021
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Praveen Kumar, Bengaluru, IN;

Navdeep Sood, Bengaluru, IN;

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/50 (2022.01); H04L 45/00 (2022.01); H04L 12/46 (2006.01); H04L 101/622 (2022.01);
U.S. Cl.
CPC ...
H04L 45/502 (2013.01); H04L 12/4641 (2013.01); H04L 45/62 (2013.01); H04L 45/66 (2013.01); H04L 2101/622 (2022.05);
Abstract

Techniques for virtual private network (VPN) services over optical networks. Client data is received from a source device connected to a first node in an optical communication network. The client data is for transmission over the optical communication network to a destination device connected to a second node in the optical communication network. The client data is transmitted from the source device to the destination device using a layer 2 (L2) virtual network connection between the source device and the destination device. This includes transmitting the client data from the first node to the second node over an optical transport network (OTN) path through the optical communication network using a frame. The second node is configured to receive the frame and transmit the client data to the destination device based on an identifier in the frame.


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