基于NP架構的UTM一體化網(wǎng)關設計與實現(xiàn).pdf

1、湖南師范大學碩士學位論文基于NP架構的UTM一體化網(wǎng)關設計與實現(xiàn)姓名：劉新華申請學位級別：碩士專業(yè)：計算機應用技術指導教師：劉宏20060301●／●AbstractWiththedevelopmentofnetworkapplication，thesecuritythreatsthecorporationsarefacing，notonlycomefromnetworklayerbutalsofromapplicationlayerM

2、eanwhile，therequirementsofnetworksecurityarealsoconstantlychanging，SOtheusersneedthesecurityequipmentsthatcanresistallkindsofthreatsUTM(UnifiedThreatManagement)whichintegratesmanysecurityfunctions，iscapableofwithstanding

3、theattacksfromnetworkboundaryeffectivelyItcannotonlyprotecttheentireinternalnetwork，butalsoextendthesecuritymechanismtotheremoteofficesThroughintegratingthetechonolgyofantivirus，antirubbishe—mail，。webfiltrating，firewall，

4、VPN，etc，intoaopensecurityplatform，itisabletopreventallkindsofknownorunknownattacksNetworksecurityequipmentalwayshasacontradictionbetweenperformanceandcost，andhigh—poweredfacilitymostlyadoptsASIC(ApplicationSpecificIntegr

5、atedCircuit)toguaranteehighthroughputHoweveLtheapperanceofNP(NetworkProcessor)technologymakesitpossibletodesignthenetworkequipmentwithhigherperformanceandlowercostNPhasadvantagesofbeRercapabilitymoreflexibleextension，low

6、ercostandshorterdevelopingcycle，etcTheessayisjustbasedonNPhardwareplatformtodesignandimplementahighperformanceandlowcostUTMsecuritygatewayFirst，intheessaytheauthorintroducesthemeanings，backgroundandthecentralfunctionofUT

7、MSecond，illustratesindetailsthetypicaltechnologies，meritsandtheprimarymodulesofthemThenanalysestheIPSecprotocolwhichisthecoretechnologyinVPNsystem，theNPtechnologyandtheimplementationoflPSecinNPhardwareenvironmentFinallyp