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:
Jun. 19, 2018
Filed:
Jan. 23, 2015
Applicant:
Cisco Technology, Inc., San Jose, CA (US);
Inventors:
Ijsbrand Wijnands, Leuven, BE;
Gregory J. Shepherd, Eugene, OR (US);
Christian J. Martin, Rumson, NJ (US);
Rajiv Asati, Morrisville, NC (US);
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/18 (2006.01); H04L 12/24 (2006.01); H04L 12/761 (2013.01); H04L 12/707 (2013.01); H04L 12/703 (2013.01); H04L 12/741 (2013.01);
U.S. Cl.
CPC ...
H04L 41/0668 (2013.01); H04L 12/18 (2013.01); H04L 12/1863 (2013.01); H04L 45/16 (2013.01); H04L 45/22 (2013.01); H04L 45/28 (2013.01); H04L 45/54 (2013.01); H04L 45/74 (2013.01);
Abstract
Various systems and methods for performing bit indexed explicit replication (BIER). For example, one method involves receiving a packet at a node. The packet includes a bit string includes information identifying a plurality of destinations. The node selects an entry in a bit indexed forwarding table (BIFT). The BIFT includes both a primary path entry and a backup path entry. The node forwards the packet based on information in the entry.