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:
May. 09, 2023

Filed:

May. 10, 2021
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

Ijsbrand Wijnands, Leuven, BE;

Gregory J. Shepherd, Eugene, OR (US);

John H. W. Bettink, San Jose, CA (US);

Assignee:

CISCO TECHNOLOGY, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/18 (2006.01); H04L 45/74 (2022.01); H04L 45/745 (2022.01); H04L 45/16 (2022.01); H04L 45/00 (2022.01);
U.S. Cl.
CPC ...
H04L 12/1886 (2013.01); H04L 45/16 (2013.01); H04L 45/54 (2013.01); H04L 45/745 (2013.01);
Abstract

Disclosed is the generation of a bit-indexed forwarding table (BIFT) that can include a plurality of entries, each such entry corresponding to a bit position of a plurality of bit positions, where each such bit position represents an egress network node of a plurality of egress network nodes, and the generating configures the BIFT to be used in forwarding a packet to one or more of the plurality of egress network nodes, based at least in part on a bit string in the packet. The generating includes selecting a bit position of the plurality of bit positions as a selected bit position, creating an entry of the plurality of entries (where the entry corresponds to the selected bit position), identifying a neighbor node associated with the selected bit position, and updating one or more fields of the entry with neighbor information regarding the neighbor node.


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