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. 05, 2020

Filed:

Sep. 11, 2017
Applicant:

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

Inventors:

Mario Baldi, Brooklyn, NY (US);

Amedeo Sapio, Naples, IT;

Fulvio Giovanni Ottavio Risso, Cuneo, IT;

Narendra Anand, College Station, TX (US);

Antonio Nucci, San Jose, CA (US);

Assignee:

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

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/0817 (2016.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0817 (2013.01); H04L 67/2852 (2013.01); G06F 2212/284 (2013.01);
Abstract

In one embodiment, a device in a network receives one or more data units. The device calculates a hash value based on the one or more data units and using a hash function. Ranges of hash values generated by the hash function are assigned to different devices along the path such that any given hash value generated by the hash function is assigned to a predefined number of the devices along the path. The device determines whether the calculated hash value is within the range of hash values assigned to the device. The device stores data derived from the one or more data units, when the device determines that the calculated hash value is within the range of hash values assigned to the device.


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