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:
Aug. 23, 2022

Filed:

Jan. 31, 2020
Applicant:

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

Inventors:

Ravi Singh, San Jose, CA (US);

Yimin Shen, Shrewsbury, MA (US);

Junan Chen, San Jose, CA (US);

Shraddha Hegde, Bangalore, IN;

Ahmed R. Darwish, San Jose, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 45/00 (2022.01); H04L 45/02 (2022.01); H04L 12/46 (2006.01); H04L 69/00 (2022.01); H04L 41/12 (2022.01); H04L 61/251 (2022.01);
U.S. Cl.
CPC ...
H04L 45/04 (2013.01); H04L 12/4633 (2013.01); H04L 41/12 (2013.01); H04L 61/251 (2013.01); H04L 69/03 (2013.01);
Abstract

Techniques are disclosed for service-based tunnel selection for forwarding network traffic. In one example, a network device obtains, based on service parameters associated with a network service, a service-specific tunnel selection scheme. The tunnel selection scheme identifies a primary mapping mode for mapping the network service to a primary transport tunnel and fallback mapping modes for mapping the network service to fallback transport tunnels. The primary mapping mode is categorized according to a first type comprising tunnel colorization, while the fallback mapping modes are categorized according to types other than tunnel colorization. In response to determining that the network service cannot be mapped to the primary transport tunnel according to the primary mapping mode, the network device, maps, based on the fallback mapping modes, the network service to the fallback transport tunnels. The network device forwards network traffic associated with the network service via the fallback transport tunnels.


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