S-flow in a network device

Details S-flow in a network device S-flow in a network device

2006-07-06

2011-12-27

Sol, Anthony (Department: 2465)

Multiplex communications

Pathfinding or routing

Switching a message which includes an address header

C370S390000, C370S392000

Reexamination Certificate

active

08085766

ABSTRACT:
A network device for providing statistical sampling of packet at a port. The network device includes an ingress module for randomly selecting a packet at one of a plurality of ports for statistical sampling and an egress module for randomly selecting a packet at one of a plurality of ports for statistical sampling. The network device also includes a processing module for receiving a copy of a selected packet from at least one of the ingress module or egress module and for performing statistical flow processing on the packet.

REFERENCES:
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patent: 6480471 (2002-11-01), VanZante et al.
patent: 2005/0013300 (2005-01-01), Akahane et al.
patent: 2005/0190695 (2005-09-01), Phaal
patent: 2005/0210533 (2005-09-01), Copeland et al.
patent: 2007/0180191 (2007-08-01), Satoyama et al.
Network Working Group Request for Comments 3176 (RFC 3176), P. Phall, InMon Corportation's sFlow: A Method for Monitoring Traffic in Switched and Routed Networks, The Internet Society, Sep. 2001, pp. 1-31.

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