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:
Jul. 21, 2015

Filed:

Jun. 15, 2012
Applicants:

James Guichard, New Boston, NH (US);

David Ward, Los Gatos, CA (US);

Jan Medved, Pleasanton, CA (US);

Maciek Konstantynowicz, Haddenham, GB;

Inventors:

James Guichard, New Boston, NH (US);

David Ward, Los Gatos, CA (US);

Jan Medved, Pleasanton, CA (US);

Maciek Konstantynowicz, Haddenham, GB;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/723 (2013.01); H04L 12/46 (2006.01);
U.S. Cl.
CPC ...
H04L 45/50 (2013.01); H04L 12/4645 (2013.01);
Abstract

In one example, a network device receives a packet to be forwarded according to a label switching protocol, determines a service to be performed on the packet by a service network device, sends a label request message to the service network device, wherein the label request message indicates support for labels having a particular length, wherein the particular length is larger than twenty bits (e.g., forty bits), and wherein the label request message specifies the service to be performed on the packet, receives, in response to the label request message, a label mapping message defining a label of the particular length, appends the label to the packet to form a Multi-Protocol Label Switching (MPLS)-encapsulated packet, and forwards the MPLS-encapsulated packet according to the label switching protocol.


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