Network usage analysis system and method for updating statistical models

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US007506046B2

(12) United States Patent

Rhodes

(io) Patent No.: (45) Date of Patent:

US 7,506,046 B2 Mar. 17, 2009

(54) NETWORK USAGE ANALYSIS SYSTEM AND METHOD FOR UPDATING STATISTICAL MODELS

(75) Inventor: N. Lee Rhodes, Los Altos, CA (US)

(73) Assignee: Hewlett-Packard Development

Company, L.P., Houston, TX (US)

( * ) Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by 1059 days.

(21) Appl.No.: 09/919,527

(22) Filed: Jul. 31, 2001

(65) Prior Publication Data

US 2003/0028631 Al Feb. 6, 2003

(51) Int. CI.

G06F15/173 (2006.01)

(52) U.S. CI 709/224; 709/223; 709/231;

705/10; 705/11; 705/52

(58) Field of Classification Search 709/223 226,

709/231; 705/10-11, 52 See application file for complete search history.

(56) References Cited

U.S. PATENT DOCUMENTS

.30

INTERNET

OTHER PUBLICATIONS

Hewlett-Packard: "hp dynamic netvalue analyzer 1.0—an hp netaction product" HP-Invent, 'Online! May 2001, XP002219757 Retrieved from the Internet: <URL:http://www.hp.com.au.malaysia/ voip/08.pdf> 'retrieved on Oct. 31, 2002! * p. 2, left-hand column, paragraph 1 *.

Stefan Stapelberg, et al: "http-analyze (8L)" Internet Citation, Mar. 2, 1998, XP002213786 Description* p. 1 * Regular Invocation via cron *p. 17.

Greenhalgh, C. et al.: "Predicting network traffic for collaborative virtual environments" Computer Networks and ISDN Systems, North Holland Publishing. Amsterdam, NL, vol. 30, No. 16-18, Sep. 30, 1998, pp. 1677-1685, XP004138700 ISSN: 0169-7552 *p. 1678, left-hand column, paragraph 3—right-hand column, paragraph 1 * * p. 1679, right-hand column, paragraph 4.* *p. 1682, right-hand column, pargraph 4.3.*

Mogul J. C: "Efficient Use of Workstations for Passive Monitoring of Local Area Networks" Computer Communications Review, Association for Computing Machinery. New York, US, vol. 20, No. 4, Sep. 1, 1990, pp. 253-263, XP000168059 ISSN: 0146-4833 *p. 257, righthand column, line 1—p. 258, right-hand column, line 4 *. Anonymous: "Communications Statistical Network Analysis Program" IBM Lechnical Disclosure Bulletin, IBM Corp. New York, US, vol. 23, No. 9, Feb. 1, 1981, pp. 4282-4288, XP002012076 ISSN: 0018-8689 * the whole document *.

Hewlett-Packard: "hp internet usage manager 3.1—an hp netaction product" Hp-Invent, 'Online! May 2001, pp. 1-4, XP002219758 Retrieved from the Internet: <URL:http://www.hp.com/communications/usage/infolibrary/prodinfo/ium product brief 3. lpdf> 'retrieved on Oct. 29, 2002! *the whole document*.

* cited by examiner