NetWare( Novell)

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??????
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????

• NetWare( Novell)
• NetBEUI( Microsoft)
• Apple Talk( Apple)
• TCP/IP

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• ??????
• ??????
• ????
• ??????

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????????
?????? ??????????????
? ? ? ? ? ? ? ?
? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
???????? (??/??????????????/??)
???????????? (EDI?EMAIL?HTTP)
?????????????? (HTML?JAVA?WWW)
?????? (?????????????????)
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??????

• ?????????????,???????????????????????????????????
  

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??????????????

• ?????????,?????? HTML ????? WWW?

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?????????????

• ???????????????,??????????????????????????????????
  ??????????????

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????????

• ???????????????,?????????????

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?????????

• ?????????(Internet Service Provider, ISP)
• ????????(Internet Access Services, IAS)
• ????????(Internet Content Services,
  ICS)?????(Application Services, AS)

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????????

• ?? IAS ????????????????(Internet Access Provider,
  IAP)??????????????????,???????????????

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• ???????
• ??????(LAN)
• ????14.4?28.8?33.6?56 Kbps
• ????1.544Mbps(T1)?6.2Mbps(T2)? 45Mbps(T3)?ISDN
• ????ADSL?Cable Modem
• ???(Router)????(Hub)?IP ???

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??GigaMedia
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• ??????????????????
• ??????????????????????????????

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????????

• ???????????(Internet Content Provider,
  ICP)???????????????? ,??????????????????????????
  ????????????

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• ???????????(Application Service Provider,
  ASP)?????????????????????????,?????????????????,
  ????????????????????????????????

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• ASP ???????????
• ?????????, ????, ????,??????
• ??????????????(EDI), ??????(ERM), ??????(CRM),
  ????
• ????????????, ????, ??????
• ????????????, ????, ??????

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• ASP ???
• ??????????????
• ????????????????
• ??????????,?????
• ??????????,??????
• ????????????????

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????

• Laptop, PDA, Smart Phone, Wireless Networks,
  Satellite Data Delivery ??????????????????????????

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??????

• ?? ? ??????(Wireless LAN, WLAN)
• ?????? ? ??????(Wireless Local Loops, WLL)
• ?????????????(Cellular/PCS)
• ?? ? Mobile IP, Wireless ATM, Satellites
• ??? ? ??(Bluetooth)

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?????? WLAN

• ??
• ??
• ?????
• ??????(??????,Access Point)
• ??
• 802.11 b?1999??????,?????2.4GHz,???11Mbps,????????
  
• 802.11 a?2001??????,?????5 GHz,???54Mbps,?????
• 802.11 g?2003??????,?????2.4GHz,???54Mbps,?????

?????? kens barhttp//adearlover.blogspot.com/20
05/01/blog-post.html
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ADSL Modem
AP
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????

• ?????????????? ? ????????????????PDA?Laptop?TV
• e? ? anytime
• m? ? anywhere,??? mobility
• ????????http//wlan.taipei-elife.net

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3G ???????

• ???????,??????????????
• ????(GSM ??)
• 2G WAP?? 9.6 K ? 14.4 K ,????
• 2.5G - GPRSgt 20K,?????
• 3G ??????????????????????????,??????????????
  Internet ??,????? 2G ??????????????????
  144Kbps?????,????? 384Kbps?????????2Mbps?
• Wi-Fi
• WiMax

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????

• ??????
• ??????
• ??????

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??????

• ???(Mediating Technology)
• ???(University)
• ???(Network Externalities)
• ???????
• ?????????
• ???????
• ???????
• ?????(Information Asymmetry)
• ???(Adverse Selection)
• ????(Moral Hazard)

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????????

• ?????
• ?????
• ????
• ????(?????? http//map.twnic.net.tw)
• ?????