IMS_WhitePaper.pdf
IMS–IPMultimediaSubsystem–isaninternational,recognizedstandard;itspecifiesinteroperabilityandroaming;anditprovidesbearercontrol,chargingandsecurity.Whatismore,itiswellintegratedwithexistingvoiceanddatanetworks,whileadoptingmanyofthekeycharacteristicsoftheITdomain.ThismakesIMSakeye
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