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:
Aug. 07, 2012
Filed:
Nov. 20, 2007
Hitoshi Irino, Musashino, JP;
Masaru Katayama, Musashino, JP;
Hitoshi Irino, Musashino, JP;
Masaru Katayama, Musashino, JP;
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Abstract
A Flow Record restriction apparatus is provided for restricting a transmission number of Flow Records while maintaining measurement information of the whole traffic. The Flow Record restriction apparatus includes: a flow generation unitconfigured to determine a set of packets having the same attribute to be a flow of the same communication, and to generate a Flow Record based on header information of the packets for each flow; a Flow Record number restriction function unitincluding a management buffer for temporarily storing generated Flow Records, and being configured to read the Flow Records from the management buffer and output the Flow Records; and a Flow Record transmission unitconfigured to packetize the output Flow Records to transmit packets over the measurement network, wherein, when a number of Flow Records stored in the management buffer exceeds a preset upper limit value, the Flow Record number restriction function unitaggregates a part of stored Flow Records.