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1、江蘇大學(xué)碩士學(xué)位論文基于現(xiàn)場總線的嵌入式安全Web網(wǎng)關(guān)的設(shè)計(jì)與開發(fā)姓名：杜云海申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：計(jì)算機(jī)應(yīng)用技術(shù)指導(dǎo)教師：趙躍華20050604江蘇大學(xué)碩士學(xué)位論文摘要最后，根據(jù)系統(tǒng)指標(biāo)，搭建測試及運(yùn)行環(huán)境，選擇測試工具并設(shè)計(jì)測試方案；根據(jù)測試結(jié)果，對(duì)嵌入式安全Web網(wǎng)關(guān)系統(tǒng)的性能指標(biāo)進(jìn)行分析和量化。關(guān)鍵詞：嵌入式Internet，嵌入式Web網(wǎng)關(guān)，嵌入式Web服務(wù)器，嵌入式Linux，嵌入式系統(tǒng)安全，現(xiàn)場總線，CAN總線江蘇大學(xué)碩士研究生論文ABSTRACTAbstractEmbeddedIntemetISatechnologythatthedevicesa
2、ccesswithIntemetbyembeddedmodulebutnotPCandexchangetheinformationbytheInteract．Intherecentyears，itisoneofthestudyhotspotsintheareaofindustrialautomatization，whichappliestheembeddedInternettechnologyintheareaofindustrialautomatizationandrealizingtheintelligentandremotemonitorsystem．Acc
3、ordingtothedeficiencies，suchas，thelargesize，thehighcost，thelOWsecurityandtheweekfunctionthatexistintheconventionalembeddedIntemet，thispaperputsforwardtheconnectingmeansofembeddedIntemetwhichisbasedontheembeddedandsecureW曲gateway．ThestudygoalofthispaperiStodesignandimplementtheembedded
4、andsecuregatewaysystembasedonfieldbus．AsthehingewherethefieldbusandIntemetexchangethedata，itisnotonlyatransmitterbutalsopossessingthecapabilityofsecurityandthefunctionsofvariousnetworksservice，suchas，WWW：FTPande-mailetc．Itisprovided、析msomeintelligenceandcompatibility．Firstly,thispaper
5、introducesthedevelopinghistory,actualityandthetrendofembeddedInternettechnology．ThenitanalyzesandcomparesthedomesticandforeigndevelopmentofembeddedInternettechnology,andconcludesthemainlyproblemsthatexistintheembeddedInternetwhenitiSusedintheareaofindustrialcontr01．Furthermore，itprobe
6、sintothedevelopingandapplyingtrendofembeddedandsecureW曲gatewaybasedonCANbus，formtheaspectsoflowcost，smallsize，highperformance，hi曲security,multifunctionandhi曲efficiency．Inthesystemdesignofthegatewaysystem，banding麗ththecapacityofaccessing、析thIntemetandtherequestsofperformanceforindustri
7、alandintelligentdevices．itmakesthetotaldesignontheembeddedgatewayfromthesoftwareandhardware。Inthehardwaredesign，itadoptedthe32-bitCPUthatspeciallyusedinthenetworks，inwhichtheEthernetcontrollerisintegrated．Itprovidesthehi曲一performance，high-reliabilityandlow—costhardwareplatform．Intheso
8、ftwar
