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.
Patent No.:
Date of Patent:
May. 17, 2016
Filed:
Apr. 18, 2013
Applicant:
Cisco Technology, Inc., San Jose, CA (US);
Inventors:
Rex Fernando, Dublin, CA (US);
Dhananjaya Rao, Milpitas, CA (US);
Jim Guichard, New Boston, NH (US);
Paul Quinn, San Francisco, CA (US);
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); H04L 12/751 (2013.01); H04L 12/931 (2013.01);
U.S. Cl.
CPC ...
H04L 45/02 (2013.01); H04L 49/70 (2013.01);
Abstract
In one embodiment, a method includes storing a service topology route at a network device interconnecting at least two zones comprising a plurality of hosts, and propagating the service topology route to create a service chain comprising a service node in communication with the network device. The service topology route creates a forwarding state at network devices in the service chain for use in inter-zone routing in a virtual private network. An apparatus and logic are also disclosed herein.