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1、2012IXInternationalSymposiumonTelecommunications(BIHTEL)October25-27,2012,Sarajevo,BosniaandHerzegovinaOverviewofIMSApplicationLayerInteractionManagementMirzaVaratanović,NermaŠečić-Haračić,MirkoŠkrbić,MesudHadžialić,ElvedinGrabovicaUniversityofSarajevoe-mail:mvaratanovic@etf.unsa.ba,nsecic@etf.
2、unsa.ba,mskrbic@etf.unsa.ba,mhadzialic@etf.unsa.ba,elvedin.grabovica@efsa.unsa.baAbstract–IMS(IPMultimediaSubsystem)networkhashighinteractionforusers-enrichedcallingandenhancedmessagingdemandsfromperspectiveofmultimedia,flexibleandinteractive-sharingvideos,images,andothermultimediaduringavoicec
3、ommunications.Fulfillmentofthosedemands,withappropriatecall(duringonecommunicationsession),withhighleveloflevelsofquality,isnotasimpletask.Asusageofserviceshasservicepersonalization.However,thislevelofcommunicationgreatprogresslately,thereishighdemandfortheirinteractionflexibilitysignificantlyc
4、omplicatesthemanagement,andmanagement.AuthorssuggestwayofNextGenerationNetworksamongotherthingsdirectlyinfluencestheincreaseoftheapplicationlevelorganizationandwayofmodelingofapplicationnumberofsignalingmessagesthatmustbeexchangedandlevelaccordingtoserviceresponsestoapplicationrequests.Mainproc
5、essed[1].goalistoshiftoverloadboundariesontheapplicationlayerandtoshowthatIMSapplicationlayerinteractionmanagementisRequestsforproceedingarecomingfromcontrollayertoverycomplex,dependingtopic.applicationlayerviaS-CSCF(ServingCallSessionControlFunction).MkwawaandKouvatsos[2],usingthemodelingKeywo
6、rds–IMS;application;service;standalone;SOA;method,haveproventhatS-CSCFisthroatoftheIMSnetworkmodelingthatprocessesgreatnumberofmessages.S-CSCFhasimplementedfunctionsofroutingrequeststoapplicationlayer.I.INTRODUCTIONButthatroutingisstaticandthatcan’tsatisfydemandsforIMS(IPMultimediaSubsystem)iss
7、tandardNGN(Nextapplication/serviceimplementation.BecauseofthebottleneckGenerationNetwork)architecturedefinedby3GPP(3rdproblemsadditionalloadonS-CSCFmoduleisnotGenerationPartnershipProject)andETSI(Europeanrecommended,sooverloadprob
