Download - 模块六、 Internet 基础和应用
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Internet
www.ytyg.jx.cn
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Internet
6.1 6.2 Internet6.3 Internet6.4 6.5 6.6
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6.1 6.1.1 6.1.2 6.1.3 6.1.4
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6.1.1 Computer Network)Computer Network 1 2 3 4
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1.
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2. OSITCP/IPOSIopen system interconnection reference modelISO OSI7 TCP/IPInternetTCP/IPIPInternet ProtocolTCPTransmission Control ProtocolTCPIPOSI7TCP/IP
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6.1.21. NC
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2. )( (1)Host (2) PC (3) (4)
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6.1.3 1. LAN(Local Area Network) 10km MAN(Metropolitan Area Network) WAN(Wide Area Network) ,, Internet2. 3. 4.
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6.1.4 1.
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2.
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3. ,
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4. ,,
5. -
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6.2 Internet6.2.1 6.2.2 TCP/IP6.2.3 IP
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6.2.1 1.Internet ARPANET19694IMPInternet 1972ARPANET4040 1974TCP/IPTCP/IPInternet 1980ARPATCP/IPUNIXInternet 1983Internet 1989 190Internet19944
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2.Internet (1)WWW(WorldWideWeb) (2)Electronic-mailE-mail (3)FTPFileTransferProtocol (4)BBSBulletinBoardSystem (5)Netnews (6)IRCInternetRelayChat (7)NetMeeting (8)Telnet
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6.2.2 TCP/IP TCP/IPTransmission Control Protocol/Internet Protocol/InternetTCP/IPInternetIPTCP TCP TCPdatagramTCP IP IPTCPIPTCP TCP/IPTCP/IP
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6.2.3 IP1.IP IP (Internet Protocol Address) 32 480255138.202.223.66172.168.13.156IP IPIP
IPInternet URLIP5ABCDE IPIP0127A128191B192223CDE
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2. IPIPIPInternetInternet WWWEMAILFTP (A-Za-z)(0-9)(-)(.)() CN3 CN (1)8
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(2)34
gov.cnTsinghua.edu.cn
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6.3 Internet6.3.1 Internet6.3.2 ADSL
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6.3 .1Internet PSTNISDNADSL DDNLANVDSLCable-ModemPONLMDS 91.PSTN PSTNPublished Switched Telephone NetworkPSTN56kbps2.ISDN ISDN(Integrated Service Digital Network)ISDNISDN64kbps16kbps2B+DISDN
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3.ADSL ADSL(Asymmetrical Digital Subscriber Line)ADSL640kbps1Mbps1Mbps8Mbps35ADSLADSL4.DDN DDN(Digital Data Network)64kbit/s2Mbit/s IP
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5.LAN LAN+: 100LAN10M6.VDSL VDSLADSLVDSL55Mbps2.3Mbps19.2MbpsVDSL1000VDSL
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7.Cable-Modem() Cable-ModemCable-ModemInternet10Mbit/s8.PON PON 9.LMDS 20600Mbps2.425Mbps 9Internet
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6.3.2ADSL1.ADSL ADSL(Asymmetric Digital Subscriber Line) ADSLMODEM0K-4KHz2MHzADSL26KHzADSL MODEM/Internet ADSL MODEM 1.5Mbps-8Mbps640Kbps-1MbpsADSL
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2. (1) 586 32 20 (2) Win98/2000/XPNTUNIX TCP/IP IE4.03. RJ11 RJ45 ADSL MODEM (Splite)
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4.ADSL MODEM ADSLADSL MODEMADSLADSL MODEM10BaseTADSL MODEMLED
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5. ADSLPPPoEPoint- to-Point Protocol over Ethernet Windows 2000PPPoE Windows 9x/Me/2000/NTEnterNetWinPoETRasPPPoEEnterNetEnterNet300Windows 9xEnterNet500Windows 2000/XP
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6.4 6.4.1 IE 6.06.4.2
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6.4.1 IE 6.01.IE6.0 1IE6.0 WindowsIEIE6.0 Internet Explorer 2IE6.0IE6.0
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2.IEWeb IE6.0IE6.0www.baidu.com
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3.IE6.0 InternetIE6.0 IE6.0InternetInternet
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(1) IE IE (2)Internet CookiesCookiesInternet IE
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Internet (3)
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4.IE6.0
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5. IEwww.baidu.com 1 2 3 4 5 MIME Web Outlook Express 5 HTML HTML
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6.4.21. BitSpiritNetAntsFlashGet 1 FlashGetFlashGetFlashGet, FlashGetUninstall FlashGetFlashGet /FlashGet 2 3
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2. (1)WinRAR (2)WinRAR
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6.5 6.5.1
6.5.2
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6.5.11 @@at www.163.com,
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*
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2 1 Outlook Express /Outlook ExpressOutlook ExpressOutlook Express
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Outlook Express Internet /Internet
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ISPPOP3SMTP Internet Internet
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2 Outlook ExpressOutlook Express 3 Word
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4 Outlook Express/ Outlook Express/
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3
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6.5.2 (BBS)(Blog)OICQICQMSN 2005ICQMSNBBS
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1OICQQQ1 2 3 4 5 6BP 7 8 9 10
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6.6 1 Internet InternetInternetX.400 Internet
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2.(Telnet) Internet
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3.(FTP) InternetInternet(ftpcut)
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4.www WWW(World Wide Web)WWWWWW WWWwWWInternetWWWWWWWWWWWWWWWWWW
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1 2BBS 3