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2-1 Internet???

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Title: 1 Author: v5 Last modified by: eric_hsiao Created Date: 7/21/2004 1:42:15 AM Document presentation format: – PowerPoint PPT presentation

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Title: 2-1 Internet???


1
Chapter 2 ????
  • 2-1 Internet???
  • 2-2 Internet???
  • 2-3 ???Internet??
  • 2-4 ???????
  • 2-5 3G/3.5G/3.75G????
  • 2-6 TCP/IP????
  • 2-7 Internet????

2
2-1 Internet???
  • Internet(????)???????????,Internet
    ??????????????,??????????????,???????(Web)?????(E-
    mail)?????(News Group)?????(Telnet)??????(BBS)????
    ?(FTP)?????(IM)?????(VoIP)????(Blog)??????????????
    P2P ????????????????????????????????????(VPN)??

3
2-2 Internet???
  • ??????1968 ?12 ???BBN ????????,BBN
    ???????????????????- ARPANET,??????????(packet
    switching network)(?2.3),?ARPANET
    ????,????????????????????????????
  • ???????ARPANET ????????,????????????????????????,?
    ????????????????MILNET????,?????????(NSF)??ARPANET
    ????????NSFNET,????NSF ?????,??NSFNET ????TCP/IP
    ?????ARPANET??,??NSFNET ?????????,ARPANET
    ??NSFNET ???
  • ?NSFNET ??,1980 ??????????- USENET
    ?BITNET,??????????NSFNET,???????????,?Internet
    ??????????

4
2-3 ???Internet??
  • Internet ??????????????????,??????????????????????
    ???????????????????????????????,?????????????????
    ??(Web)?????(E-mail)?????(Telnet)??????(BBS)?????(
    FTP)?????(News Group)?Web ????????(Blog)?????(IM)?
    ????(VoIP)??????????????P2P ?????

5
2-3 ???Internet??
6
2-3 ???Internet??
7
2-3 ???Internet??
8
2-3 ???Internet??
9
2-4 ???????
10
2-4 ???????
11
2-5 3G/3.5G/3.75G????
  • 3G ??W-CDMA(3GPP)?CDMA2000(3GPP2)????,????????????
    ????????????,????????????W-CDMA??HSDPA(high speed
    download-link packet access)??,???????,???????3.5G
    ,????HSUPA(high speed upload-link packet
    access)??,???????,????????3.75G?

12
2-6 TCP/IP????
13
2-7 Internet????
  • 2-7-1 IP ??
  • ???Internet ????????(host),????PC?Mac?????,???????
    ??????,??IP ??(IP address)?????IP
    ?????IPv4,??????,IP ?????32 ?????????
  • 2-7-2 ??????(DNS)
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