SIEMENS????????VPN????????? - PowerPoint PPT Presentation

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SIEMENS????????VPN?????????

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Title: VPN Author: K Last modified by: Created Date: 5/15/2006 4:54:36 AM Document presentation format – PowerPoint PPT presentation

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Title: SIEMENS????????VPN?????????


1
SIEMENS????????VPN?????????
  • SIEMENS ??????
  • ?????????
  • ??????????
  • ???????
  • ??????????
  • ????????????
  • SIEMENS-TIA???????
  • ?????????????
  • ???????????????

2
???VPN
  • VPN??????Virtual Private Network,?????????????
    ????,????????????????????????????

3
???VPN
  • VPN??????????????????Internet?????????????????????
    ???????????,?????????????,???????????????????????

4
VPN????????
  • VPN(Virtual Private Network)????????????????????(?
    Internet)??????????????????,??????????????????????
    ????????,????????????????,????????????,???????????
    ??????

5
VPN????????
  • ????
  • ??ISP???VPN,???????????????,VPN????????
  • ??????????????WAN????????????????ISP?
  • ????
  • ????
  • ???????VPN???????????????????,??????
  • ????????ISP??,??????????ISP????,????
  • ???????????VPN??????????????????
  • ??????????
  • ????????????,????VPN,????????????????
  • ?????????????????,??VPN??,?????????,?????
  • ??????????
  • ???????
  • VPN???????ISP??????,????????????????????,
    ???????????ISP??,?????????????????????????????????
    ???

6
VPN?????
  • ???????(Access VPN)
  • ???????(Intranet VPN)
  • ???????(Extranet VPN)

7
????????
  • Access VPN,??????????????????????,????????????????
    ??Access VPN???????????????????????Access
    VPN????????ISDN??????? xDSL???IP?????,????????????
    ???????????

8
???????
  • ??VPN?????Internet?????????Intranet
    VPN???Internet???????????,?????????VPN???????????I
    ntranet VPN??????Intranet VPN ?????????????????,??
    ??????????????????????????????,?????????
    (QoS)??????????

9
???????
  • Extranet VPN?????????????????,????????????????????
    ????????????????????,?????????(QoS)??????????

10
VPN??????????????
  • ?????VPN?????????TCP/IP?????SIEMENS
    PLC?????????(????????)
  • ??????????????????????????????
  • ??????????????????
  • ??VPN???????????????SIEMENS WINCC?????????
  • ?????????????????????????

11
??????
  • ????????????????
  • ????????????????
  • ?????????????????????
  • ???????????????????
  • ??????????????????
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