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:
Apr. 02, 2019

Filed:

Dec. 13, 2016
Applicant:

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

Inventors:

Harsha Srinath, Fremont, CA (US);

Gregory M. Dalle, Charlestown, MA (US);

Dhiraj D. Ballal, Santa Clara, CA (US);

Manas Pal, Sunnyvale, CA (US);

Jacopo Pianigiani, Cupertino, CA (US);

Sanjay Agrawal, San Ramon, CA (US);

Sandesh Kumar Sodhi, Sunnyvale, CA (US);

Saravanadas P. Subramanian, San Jose, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 63/0263 (2013.01); H04L 63/0209 (2013.01);
Abstract

A system and method for handling critical events in service gateways. Configuration information is received in a service gateway, the configuration information defining a redundancy set having a master redundancy state and a standby redundancy state, the configuration information including one or more redundancy policies associated with the redundancy set, a service redundancy policy defining changes to be made in a service when a transition occurs in the state of the redundancy set. The service gateway receives further configuration information defining events that cause a transition between the master and standby redundancy states in the redundancy set. In response to detecting a redundancy event in the service gateway, the service gateway transitions the redundancy set, within the service gateway, from the master redundancy state to the standby redundancy state, modifies a first signal-route state associated with the redundancy set and modifies the service based on the service redundancy policy.


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