【中国大英博物馆】信息技术的应用

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Prof.Dr.ShaowenYAO1YNUYunNanUniversityChapter7Prof.Dr.ShaowenYaoSchoolofSoftwareYunnanUniversityProf.Dr.ShaowenYAO2YNUYunNanUniversity•••Prof.Dr.ShaowenYAO3YNUYunNanUniversity7.1(NII)•NII()––NII––•NII()–––Prof.Dr.ShaowenYAO4YNUYunNanUniversity7.1(NII)•:•¾:NII,1.5Mb/s(×4)—6.3Mb/s(×7)—45Mb/s(×6)—274Mb/s1.5Mb/s(×4)—6.3Mb/s(×5)—32Mb/s(×3)—100Mb/s(×4)—400Mb/s2Mb/s(×4)—8Mb/s(×4)—34Mb/s(×4)—139Mb/s(×4)—565Mb/s¾:NII¾LAN:NIILAN4Gb/sProf.Dr.ShaowenYAO5YNUYunNanUniversity7.1(NII)¾:IDMACDMADECTEPLMTSPCN¾:HDTV¾:ISDNCATVLAN¾:ATMATM¾:FTTC)FTTH)FTTI)¾¾:Prof.Dr.ShaowenYAO6YNUYunNanUniversity7.1(NII)¾:¾:¾:¾:¾:¾:NIIProf.Dr.ShaowenYAO7YNUYunNanUniversity7.2•–––––•••:Prof.Dr.ShaowenYAO1YNUYunNanUniversity7.2•––––••––NFCnet)–(CWInet)•Prof.Dr.ShaowenYAO9YNUYunNanUniversity7.3••––––––Prof.Dr.ShaowenYAO10YNUYunNanUniversity7.3•––––•––––Prof.Dr.ShaowenYAO11YNUYunNanUniversity7.3––––•–––––Prof.Dr.ShaowenYAO12YNUYunNanUniversity7.4•¾Intel=++¾¾Prof.Dr.ShaowenYAO13YNUYunNanUniversity7.4•–––––•––––––Prof.Dr.ShaowenYAO14YNUYunNanUniversity7.4•¾•-B-B•-B-C¾•-B-O•-O-C•––––Prof.Dr.ShaowenYAO15YNUYunNanUniversity7.4•WWWSERVERProf.Dr.ShaowenYAO16YNUYunNanUniversity7.4•InternetProf.Dr.ShaowenYAO17YNUYunNanUniversity7.4•–––––•¾••Prof.Dr.ShaowenYAO18YNUYunNanUniversity7.4¾•••••¾••••¾•Prof.Dr.ShaowenYAO19YNUYunNanUniversity7.4–S-HTTP):–SSL):Netscape–STT)–SET)•–•publickeyandprivatekey)•(digitaldigest)–(digitalsignature)–(digitaltime-stamp)–(digitalcertificate)–(certificationauthority)

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