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. 07, 2018

Filed:

Jun. 23, 2015
Applicant:

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

Inventors:

Prasad Chigurupati, Bangalore, IN;

Sarvesh K. Batta, Bangalore, IN;

Venkatesh Br Gota, Bangalore, IN;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 11/00 (2006.01); G06F 11/18 (2006.01);
U.S. Cl.
CPC ...
G06F 11/181 (2013.01);
Abstract

In some examples, techniques are directed to applying one or more corrective actions that cause the network device to bypass the failed service node of the service chain. In some examples, method includes determining that a failure has occurred at a service node included in a plurality of service nodes, the plurality of service nodes configured to apply one or more stateful services of a primary service chain to packet flows from a plurality of subscriber devices; in response to determining that the failure has occurred, configuring forwarding state of the network device to process the packet flows from the plurality of subscriber devices based on a corrective action that bypasses the service node of the primary service chain; and in response to receiving a subscriber packet in the packet flows, processing the packet flows from the plurality of subscriber devices based on the corrective action.


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