modeling and analysis on congestion control in the internet of things

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1、IEEEICC2014-Ad-hocandSensorNetworkingSymposiumModelingandAnalysisonCongestionControlintheInternetofThingsJunHuang∗,DonggaiDu†,QiangDuan‡,YiSun†,YingYin†,TiantianZhou∗,andYanguangZhang∗∗SchoolofCommunicationandInformationEngineering,ChongqingUniversityofPostsandTelecommunications,Chongqing,China40006

2、5Email:xiaoniuadmin@gmail.com†SchoolofComputerScienceChongqingUniversityofPostsandTelecommunications,Chongqing,China400065Email:627151925@qq.com‡InformationScienceandTechnologyDepartmentThePennsylvaniaStateUniversity,Abington,Pennsylvania19001Email:qduan@psu.eduAbstract—Thelargeamountofdatacollected

3、intheInternettheIoTforserviceprovisioning.Ontheotherhand,partsofThings(IoT)needtobetransmittedtoserversforprocessingofIoT,especiallyinsensornetworksandwirelessaccessinordertoprovidevariousservices.Duetothelimitedamountofnetworks,oftenhavelimitednetworkbandwidthandenergyresourcesinIoT,includingnetwor

4、kbandwidth,nodeprocessing[3],[4].Serversintheprocessingplatformalsoonlyhavefiniteabilities,andservercapacities,congestioncontrolinIoTplaysacrucialroleformeetingserviceperformancerequirements.Inthiscapacities.Therefore,congestioncontrolplaysanimportantpaper,weproposeamodelforcongestioncontrolinIoTwith

5、anroleinIoTforsatisfyingserviceperformancerequirements.improvedRandomEarlyDiscard(IRED)algorithm.WeemployModelingandanalyzingcongestioncontrolforservicequeueingtheorytoanalyzetheperformanceoftheproposedaccessinIoTarechallengingissuesforaccommodatingthecontrolmechanism.Wealsoconductextensivesimulatio

6、nstoevaluateperformanceoftheproposedcontrolandcompareincreasinglydiverserangeoftrafficthatmustbeconfrontedbyitwithregularREDalgorithm.Ouranalysisandsimulationtheusers.PreviousworkmainlyaimedatreliabilityandcostresultsshowthattheproposedcontrolachievescomparabledelayofIoTservice,withoutconsiderationfo

7、rIoTserviceaccess.performanceandbetterthroughputperformancecomparedtoThemanagementofIoTserviceaccessisvitaltoobtainafullstandardRED.ThesimplecontrolmechanismofIREDmakesunderstandingofsystemperformance