DE69825531T2 - Mehrfach-Verkehrsstromemulator - Google Patents

Mehrfach-Verkehrsstromemulator Download PDF

Info

Publication number
DE69825531T2
DE69825531T2 DE69825531T DE69825531T DE69825531T2 DE 69825531 T2 DE69825531 T2 DE 69825531T2 DE 69825531 T DE69825531 T DE 69825531T DE 69825531 T DE69825531 T DE 69825531T DE 69825531 T2 DE69825531 T2 DE 69825531T2
Authority
DE
Germany
Prior art keywords
data
traffic
input data
output
streams
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69825531T
Other languages
German (de)
English (en)
Other versions
DE69825531D1 (de
Inventor
Matthew G. Ringwood Victoria Beanland
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agilent Technologies Inc
Original Assignee
Agilent Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Agilent Technologies Inc filed Critical Agilent Technologies Inc
Application granted granted Critical
Publication of DE69825531D1 publication Critical patent/DE69825531D1/de
Publication of DE69825531T2 publication Critical patent/DE69825531T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/50—Testing arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
DE69825531T 1997-07-31 1998-03-09 Mehrfach-Verkehrsstromemulator Expired - Fee Related DE69825531T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US904188 1997-07-31
US08/904,188 US6028847A (en) 1997-07-31 1997-07-31 Multiple stream traffic emulator

Publications (2)

Publication Number Publication Date
DE69825531D1 DE69825531D1 (de) 2004-09-16
DE69825531T2 true DE69825531T2 (de) 2005-09-15

Family

ID=25418732

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69825531T Expired - Fee Related DE69825531T2 (de) 1997-07-31 1998-03-09 Mehrfach-Verkehrsstromemulator

Country Status (4)

Country Link
US (1) US6028847A (https=)
EP (1) EP0895375B1 (https=)
JP (1) JPH11136288A (https=)
DE (1) DE69825531T2 (https=)

Families Citing this family (97)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1168849A (ja) * 1997-08-12 1999-03-09 Kokusai Denshin Denwa Co Ltd <Kdd> トラヒックジェネレータおよびトラヒック生成関数決定方法
GB2348775B (en) * 1999-03-01 2003-05-28 Motorola Ireland Ltd Analysing a packet radio cellular communications network
US20020175998A1 (en) * 2000-05-31 2002-11-28 Hoang Khoi Nhu Data-on-demand digital broadcast system utilizing prefetch data transmission
US20020138845A1 (en) * 2000-05-31 2002-09-26 Khoi Hoang Methods and systems for transmitting delayed access client generic data-on demand services
US20020049980A1 (en) * 2000-05-31 2002-04-25 Hoang Khoi Nhu Controlling data-on-demand client access
US20020059635A1 (en) * 2000-05-31 2002-05-16 Hoang Khoi N. Digital data-on-demand broadcast cable modem termination system
US20020023267A1 (en) * 2000-05-31 2002-02-21 Hoang Khoi Nhu Universal digital broadcast system and methods
US20020026501A1 (en) * 2000-05-31 2002-02-28 Khoi Hoang Decreased idle time and constant bandwidth data-on-demand broadcast delivery matrices
US6557030B1 (en) 2000-05-31 2003-04-29 Prediwave Corp. Systems and methods for providing video-on-demand services for broadcasting systems
US20020059620A1 (en) * 2000-05-31 2002-05-16 Hoang Khoi Nhu Selective inactivation and copy-protection
US20020066100A1 (en) * 2000-05-31 2002-05-30 Khoi Hoang Method for providing data services for a large number of small-sized data files
US20020015387A1 (en) * 2000-08-02 2002-02-07 Henry Houh Voice traffic packet capture and analysis tool for a data network
US7346918B2 (en) * 2000-12-27 2008-03-18 Z-Band, Inc. Intelligent device system and method for distribution of digital signals on a wideband signal distribution system
US20030084461A1 (en) * 2001-10-25 2003-05-01 Khoi Hoang Method and apparatus for transmitting non-VOD services
US6950405B2 (en) * 2001-07-16 2005-09-27 Agilent Technologies, Inc. Traffic stream generator having a non-consecutive addressing mechanism
US20030051249A1 (en) * 2001-08-20 2003-03-13 Khoi Hoang System and method for data insertion (commercials) in client generic data-on-demand broadcast transmissions
US20030055915A1 (en) * 2001-09-14 2003-03-20 Ngo Kin Cuc Method and apparatus for transmitting data over a network
FR2830094B1 (fr) * 2001-09-27 2004-12-10 Cit Alcatel Procede et dispositif de simulation du comportement d'un reseau, permettant un dimensionnement a la demande
US7516216B2 (en) * 2001-10-01 2009-04-07 Ixia Generating traffic for testing a system under test
US8914432B2 (en) 2001-10-01 2014-12-16 Ixia Real world traffic
US7194535B2 (en) 2001-10-01 2007-03-20 Ixia Methods and systems for testing stateful network communications devices
US7092360B2 (en) * 2001-12-28 2006-08-15 Tropic Networks Inc. Monitor, system and method for monitoring performance of a scheduler
AU2003219314A1 (en) * 2002-04-12 2003-10-27 Xyratex Technology Limited Atm traffic generator with interleave memory
US7346896B2 (en) * 2002-04-22 2008-03-18 Sun Microsystems, Inc. Slowing network connection for application optimization
US7099438B2 (en) * 2002-06-14 2006-08-29 Ixia Multi-protocol, multi-interface communications device testing system
CN100596092C (zh) * 2002-11-27 2010-03-24 Rgb网络有限公司 用于数据包的动态通道映射与最优化调度的设备与方法
US20040177142A1 (en) * 2003-03-06 2004-09-09 Ixia Dynamic streams for network analysis
US7257082B2 (en) * 2003-03-31 2007-08-14 Ixia Self-similar traffic generation
US7627669B2 (en) 2003-05-21 2009-12-01 Ixia Automated capturing and characterization of network traffic using feedback
US7840664B2 (en) 2003-05-21 2010-11-23 Ixia Automated characterization of network traffic
WO2005003969A1 (en) * 2003-06-27 2005-01-13 Sun Microsystems, Inc. Hybrid system implementing distinct and co-existing application execution environments and methods for implementing the same
US8254267B2 (en) * 2003-07-15 2012-08-28 Agere Systems Inc. Extensible traffic generator for synthesis of network data traffic
US8433784B2 (en) * 2003-07-15 2013-04-30 Agere Systems Llc Traffic generator with enhanced burst modeling feature
US7496688B2 (en) 2004-01-30 2009-02-24 Ixia Label switched data unit content evaluation
US8244891B2 (en) * 2004-03-08 2012-08-14 Ixia Simulating a large number of users
US7328141B2 (en) * 2004-04-02 2008-02-05 Tektronix, Inc. Timeline presentation and control of simulated load traffic
CN1298143C (zh) * 2004-05-13 2007-01-31 西安交通大学 可测量分布式网络流量生成系统
EP1856841A1 (fr) * 2005-03-09 2007-11-21 France Telecom Systeme hybride passerelle multi-acces/generateur de test de liens de connexion a des equipements
US8121148B2 (en) * 2005-03-24 2012-02-21 Ixia Protocol stack using shared memory
US20070115833A1 (en) * 2005-11-21 2007-05-24 Gerald Pepper Varying the position of test information in data units
US8547855B1 (en) * 2006-03-21 2013-10-01 Cisco Technology, Inc. Method and apparatus to schedule multiple probes for active or passive monitoring of networks
JP2007258932A (ja) * 2006-03-22 2007-10-04 Fujitsu Ltd パケット伝送システム
US7467066B2 (en) * 2006-05-05 2008-12-16 International Business Machines Corporation System and method for benchmarking correlated stream processing systems
US8180856B2 (en) * 2006-09-14 2012-05-15 Ixia Testing a network
US7616568B2 (en) * 2006-11-06 2009-11-10 Ixia Generic packet generation
US7643431B2 (en) * 2006-11-10 2010-01-05 Ixia Distributed packet group identification for network testing
US8085673B2 (en) * 2006-11-22 2011-12-27 Ixia Method and apparatus for generating bi-directional network traffic and collecting statistics on same
US20080198742A1 (en) * 2007-02-18 2008-08-21 Gideon Kaempfer Method and system for testing stateful network communications devices
US7925793B2 (en) * 2007-05-31 2011-04-12 Ixia Reconfigurable test system
US8068429B2 (en) * 2007-05-31 2011-11-29 Ixia Transmit scheduling
US8102776B2 (en) * 2007-09-05 2012-01-24 Spirent Communications, Inc. Methods and apparatus for generating simulated network traffic
US7961630B2 (en) * 2007-09-27 2011-06-14 Agilent Technologies, Inc. Methods and apparatus for stimulating packet-based systems
JP5104684B2 (ja) * 2008-09-17 2012-12-19 横河電機株式会社 トラヒック発生装置
US8767565B2 (en) 2008-10-17 2014-07-01 Ixia Flexible network test apparatus
US7769049B2 (en) * 2008-10-17 2010-08-03 Ixia Traffic generator using parallel coherent transmit engines
US8243760B2 (en) * 2009-07-01 2012-08-14 Ixia Scheduler using a plurality of slow timers
US8654654B2 (en) 2009-09-22 2014-02-18 Ixia Traffic distribution control
US8649271B2 (en) * 2010-01-25 2014-02-11 Ixia Testing network equipment
US8116433B2 (en) 2010-04-13 2012-02-14 Ixia Calls per second network testing
US8576713B2 (en) 2010-04-23 2013-11-05 Ixia Traffic generator with priority flow control
US8310942B2 (en) 2010-08-27 2012-11-13 Ixia Flow statistics aggregation
US8537839B2 (en) 2010-08-30 2013-09-17 Ixia Traffic generator with dynamic MPLS label assignment
KR101407057B1 (ko) * 2010-10-29 2014-06-12 한국전자통신연구원 트래픽 생성 방법 및 트래픽 생성 장치
US8571032B2 (en) 2010-11-17 2013-10-29 Ixia Testing packet fragmentation
US8730826B2 (en) 2010-11-17 2014-05-20 Ixia Testing fragment reassembly
US8649285B2 (en) 2011-01-12 2014-02-11 Ixia Tracking packet sequence numbers
WO2011116716A2 (zh) * 2011-04-28 2011-09-29 华为技术有限公司 网络流量的人工合成方法和装置
US8687483B2 (en) 2011-09-22 2014-04-01 Ixia Parallel traffic generator with priority flow control
US9178790B2 (en) 2012-08-06 2015-11-03 Ixia Methods, systems, and computer readable media for controlling Tx and Rx throughput over TCP
US9300716B2 (en) * 2012-09-20 2016-03-29 Arm Limited Modelling dependencies in data traffic
CN103385018B (zh) * 2012-12-03 2018-02-02 华为技术有限公司 网络仿真方法及服务器
US9178823B2 (en) 2012-12-12 2015-11-03 Ixia Methods, systems, and computer readable media for generating simulated network traffic using different traffic flows and maintaining a configured distribution of traffic between the different traffic flows and a device under test
US9397901B2 (en) 2012-12-18 2016-07-19 Ixia Methods, systems, and computer readable media for classifying application traffic received at a network traffic emulation device that emulates multiple application servers
US9094336B2 (en) 2013-03-15 2015-07-28 Ixia Methods, systems, and computer readable media for assisting with the debugging of conditions associated with the processing of test packets by a device under test
US9264340B2 (en) 2013-03-15 2016-02-16 Ixia Methods, systems, and computer readable media for misdirected packet drill down and negative packet capture at a network test device
US9116873B2 (en) 2013-03-21 2015-08-25 Ixia Methods, systems, and computer readable media for adjusting load at a device under test
US9172647B2 (en) 2013-04-25 2015-10-27 Ixia Distributed network test system
US9929928B1 (en) * 2015-12-24 2018-03-27 Microsemi Solutions (U.S.), Inc. Packet transmitter and method for timestamping packets
RO132177A2 (ro) 2016-03-21 2017-09-29 Ixia, A California Corporation Metode, sistem şi suport informatic pentru testarea dispozitivelor cu echipament de reţea, folosind protocolul fără conexiune
US10776535B2 (en) 2016-07-11 2020-09-15 Keysight Technologies Singapore (Sales) Pte. Ltd. Methods, systems and computer readable media for testing network devices using variable traffic burst profiles
US10193773B2 (en) 2016-11-09 2019-01-29 Keysight Technologies Singapore (Holdings) Pte. Ltd. Methods, systems, and computer readable media for distributed network packet statistics collection in a test environment
US10764148B2 (en) 2017-11-29 2020-09-01 Keysight Technologies, Inc. Methods, systems, and computer readable media for network traffic statistics collection
US11398968B2 (en) 2018-07-17 2022-07-26 Keysight Technologies, Inc. Methods, systems, and computer readable media for testing virtualized network functions and related infrastructure
US11108675B2 (en) 2018-10-31 2021-08-31 Keysight Technologies, Inc. Methods, systems, and computer readable media for testing effects of simulated frame preemption and deterministic fragmentation of preemptable frames in a frame-preemption-capable network
US11388078B1 (en) 2019-06-10 2022-07-12 Keysight Technologies, Inc. Methods, systems, and computer readable media for generating and using statistically varying network traffic mixes to test network devices
US11381464B2 (en) 2019-11-28 2022-07-05 Keysight Technologies, Inc. Methods, systems, and computer readable media for implementing a generalized model for defining application state machines
US11483227B2 (en) 2020-10-13 2022-10-25 Keysight Technologies, Inc. Methods, systems and computer readable media for active queue management
US11483228B2 (en) 2021-01-29 2022-10-25 Keysight Technologies, Inc. Methods, systems, and computer readable media for network testing using an emulated data center environment
US12210890B2 (en) 2021-02-09 2025-01-28 Keysight Technologies, Inc. Methods, systems, and computer readable media for impairment testing using an emulated switching fabric environment
US11405302B1 (en) 2021-03-11 2022-08-02 Keysight Technologies, Inc. Methods, systems, and computer readable media for network testing using configurable test infrastructure
US11388081B1 (en) 2021-03-30 2022-07-12 Keysight Technologies, Inc. Methods, systems, and computer readable media for impairment testing using an impairment device
US12244477B2 (en) 2021-10-11 2025-03-04 Keysight Technologies, Inc. Methods, systems, and computer readable media for recycling background traffic in a test environment
US12021729B2 (en) 2021-11-22 2024-06-25 Spirent Communications, Inc. Dual frame sequence tables for network testing
US11729087B2 (en) 2021-12-03 2023-08-15 Keysight Technologies, Inc. Methods, systems, and computer readable media for providing adaptive background test traffic in a test environment
US11765068B2 (en) 2021-12-22 2023-09-19 Keysight Technologies, Inc. Methods, systems, and computer readable media for programmable data plane processor based traffic impairment
US12372576B2 (en) 2022-08-25 2025-07-29 Keysight Technologies, Inc. Methods, systems, and computer readable media for using a testbed transpiler
US12056028B2 (en) 2022-09-15 2024-08-06 Keysight Technologies, Inc. Methods, systems, and computer readable media for using an impairment configuration manager

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63271180A (ja) * 1987-04-30 1988-11-09 Fujitsu Ltd 集積回路用試験装置
US5440719A (en) * 1992-10-27 1995-08-08 Cadence Design Systems, Inc. Method simulating data traffic on network in accordance with a client/sewer paradigm
US5586266A (en) * 1993-10-15 1996-12-17 International Business Machines Corporation System and method for adaptive, active monitoring of a serial data stream having a characteristic pattern
US5526283A (en) * 1994-01-26 1996-06-11 International Business Machines Corporation Realtime high speed data capture in response to an event
US5615135A (en) * 1995-06-01 1997-03-25 International Business Machines Corporation Event driven interface having a dynamically reconfigurable counter for monitoring a high speed data network according to changing traffic events

Also Published As

Publication number Publication date
EP0895375A3 (en) 2003-07-09
DE69825531D1 (de) 2004-09-16
US6028847A (en) 2000-02-22
EP0895375A2 (en) 1999-02-03
EP0895375B1 (en) 2004-08-11
JPH11136288A (ja) 1999-05-21

Similar Documents

Publication Publication Date Title
DE69825531T2 (de) Mehrfach-Verkehrsstromemulator
DE69112746T2 (de) Datenpufferungssystem mit einem Pufferspeicher der Datenblöcke mit fester oder veränderlicher Länge speichert.
DE69731606T2 (de) Anlage und verfahren zur änderung von schwellen für überlastkontrolle in atm-vermittlungsstellen
DE60130079T2 (de) Verfahren und vorrichtung zur paketvermittlung mittels eines geteilten pufferspeichers
DE68928867T2 (de) ATM-Vermittlungssystem
DE69114084T2 (de) Unterstützung für Datenverkehr mit konstanter Bitrate in Breitbandvermittlungsschaltern.
DE69717455T2 (de) Verfahren und anlage zur steuerung von quellengeschwindigkeit in einem atm netzwerk
DE69811619T2 (de) ATM-Zellenübertragung
DE69931302T2 (de) Zeitbasierte Ablaufsteuerungsarchitektur und Verfahren für ATM Netzwerke
DE69800157T2 (de) Vorrichtung und Verfahren zur schablonenbasierten Planung in Kommunikationsnetzen unter Verwendung von niedrigen Begrenzungswerten von Gleichmässigkeitmessungen
DE69934645T2 (de) Speichereffiziente Leaky-Bucket-Überwachungsvorrichtung zur Verkehrsverwaltung von ATM Datenkommunikationen
DE69625190T2 (de) Telekommunikationssystem und -verfahren zur übertragung von mikrozellen
DE69019766T2 (de) Sendeaufrufübertragungssystem.
DE69132754T2 (de) Paketvermittlungssystem mit selbstsuchenden Vermittlungen
DE60205231T2 (de) Vorrichtung und verfahren zur effizienten zuteilung von speicherbandbreite in einem netzwerkprozessor
DE69504337T2 (de) Kommunikationssystem
DE69827073T2 (de) Steuerungssystem zur Reservierung von permanenten virtuellen Verbindungen
DE69033655T2 (de) Verfahren und System zur Überwachung der Datenraten von asynchronen Zeitmultiplex-Übertragungen
DE69031522T2 (de) Paket-Konzentrator und Vermittlungssystem
DE69618321T2 (de) Anlage zur Regulierung des ATM-Zellenflusses in einer ATM-Vermittlungsstelle
DE69800322T2 (de) Verfahren und Gerät für verbesserte Anrufsteuerungsablauffolgeplanung in einem verteilten System mit ungleichen Anrufverarbeitungsanlagen
DE69935549T2 (de) Vorrichtung zum Paketmultiplexen
EP0322075B1 (de) Koppelfeld und Koppelfeldsteuerung für ein Vermittlungssystem
DE69637139T2 (de) Instrument zum testen und messen von virtuellen verbindungen in einem atm netzwerk
DE69917336T2 (de) System und verfahren zur bestimmung von minimum- und maximumwerten unter verwendung von letzt-ereignis- und gleitfenstertechniken

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US

8339 Ceased/non-payment of the annual fee