简介：SurvivabilityisoneoftheimportantissuesinATM-basednetworkssineevenasinglenetworkelementfailuremaycauseaseriousdataloss.Thispaperintroducesanewrestorationmechanismbasedonmulti-layerATMsurvivablenetworkmanagementarchitecture.ThismechanismintegratesthegeneralcontrolandrestorationcontrolbyestablishingtheWorkingVPslogicalnetwork,BackupVPslogicalnetworkandsparelogicalnetworkinordertooptimallyutilizethenetworkresourceswhilemaintainingtherestorationrequirements.
简介：Codedisseminationisanimportantbuildingblockofwirelessreprogramming.Wenoticethatcurrentcodedisseminationprotocolsfailstoconsiderpageselectionandenergybalancing.Inthispaper,wepresentanintegratedmutualselectionbasedcodedisseminationprotocol(MSD).ThekeyideaofMSDismutualselectioncomprisingsenderselectionandpageselection.Byexploitinglinkqualityinformationinmutualselection,MSDenhancesthepropagation.Further,MSDtakesenergylevelinformationinthesenderselection,thusavoidinglowpowernodes'over-consumption.WesimulateMSDbysettingsofMica-Zmotes.SimulationresultsshowthatMSDcanreducethecompletiontimeandaveragetransmission,andhelplowpowernodesavoidunnecessarytransmissionandenergyconsumption.
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