CH05????

1
CH05????

• ?????
• ???????
• ????????
• ??????
• ??????????
• ???????
• ???????

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

2
2-1 ?????
3
????

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

4
?????

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

5
????

• ????(Local Area Network,LAN),?????????????????????
  ?,??????????????????????????,?????????????????,???
  ?????????????

6
????

• ??????????,?????????????????,???????,?????????,???
  ??????????????,????????????????,?????????????(Wide
  Area Network,WAN)?

7
????

• ????(Metropolitan Area Network,MAN)???????????????
  ?????,????????????????????????????,???????????????
  ????????????????

8
???? V.S. ???? V.S. ????

• ????,?????????10???????,??????10?100?????,???????1
  00????????

  ????(LAN) ????(MAN) ????(WAN)
?? 10???? 10?100?? 100????
???? ? ? ?
???? ? ? ?
?????? ? ? ?
9
2-2 ???????
10
???????

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

11
???????

• ???????(Client/Server model,?????-?????)?????????
• ???(Server)
• ???(Client)
• ????????????????????????,?????????????????????????
  ,?????????
• ??????????????????,?????????????????,?????????????
  ??????,???????????????????????????

12
???????

• ???????(Peer-to-Peer,P2P)????????????,????????????
  ???????????????
• ??????????,????????????,????????????,?????????????
  ??
• ???????????,??????????????,???
• ??????????,?????????

13
2-3 ????????
14
????????

• ????????,??????????????,????????????????????,?????
  ??????????
• ??????????????
• Microsoft Windows NT/2000/2003?Sun
  Unix?Linux?Solaris?Novell Netware?Novell Open
  Enterprise???
• ???????????????????????,????????,???????????,?????
  ???,?????????
• ????????????
• Microsoft Windows 95/98/Me/NT Workstation/2000
  Professional/XP Professional/Vista/7? Novell
  Netware Lite?Artisoft LANtastic???

15
2-4 ??????
16
??????

• ????,??????????????????,????????
• ???????????,???????????????????????????,????(Netwo
  rk Topology)????????????????????
• ????????????????????,???????(Network Node)?

17
?????

• ?????(Bus Topology),????????????,?????????????????
  ???????????????????(Bus)?????(Back-bone)?
• ???????????????,???????????,???????????

18
????

• ????(Star Topology),?????????????????????????
• ?????????????????,????????????,?????????????,?????
  ?????

19
????

• ????(Ring Topology),????????????????,?????????????
  
• ???????????????????????????,???????????????????,??
  ?????????

20
????

• ????(Mesh Topology),?????????????????
• ??????,??????????????,?????????????,??????????????
  ,???????????,???????????

21
?????

• ?????(Hybrid Topology),????????(Tree
  Topology),?????????????????
• ?????
• ??????
• ????????????????,?????????????????????????,???????
  ??????????

22
?????????

• ???????????????????,?????????,????????????,???????
  ???????
• ??????(International Standard Organization,ISO)???
  OSI????(Open System Interconnection,??????????)

23
OSI????

• ???(???A)????????OSI?????????????,????????(Data
  Network)??????,???????????????????????(???B)?
• ?????????????????????????????????

24
???

• ???(Application Layer)??OSI????????,??????
• ???????????????????????????????,???????

25
???

• ???(Presentation Layer)??OSI?????????
• ??????????????????????
• ????????????????????,???????????????????????,?????
  ????????????,????????????
• ???????????(Syntax Layer)?

26
???

• ???(Session Layer)??OSI?????????
• ????????????????????????????
• ???????????,?????????,????????
• ?????????
• ??(Simplex)
• ???(Half Duplex)
• ???(Full Duplex)

27
???

• ???(Transport Layer)??OSI?????????
• ????????????????????
• ??????????????,????????????????
• ??UDP?????Internet????TCP???????????

28
???

• ???(Network Layer)??OSI?????????
• ??????(Logical Addressing)???(Routing)????
• ????????????????????,??????????
• ??IP??163.13.129.30?
• ?????????????,????????????

29
?????

• ?????(Data Link Layer)??OSI??????????
• ???????????(Physical Addressing)?????????????????(
  Media Access Control)????
• ????????????????(Packet)?????(Frame)?
• ????????????????????????????????
• ???????????????
• ???????(Media Access Control,MAC)
• ???????(Logical Link Control,LLC)

30
???

• ?????OSI????????,??????
• ?????????????????,???????????????????????????(????
  ????????)?????(?????????????????????????)????????
  ????????????????????????

31
2-5 ??????????
32
????

• ?????????,?????????????????????????,??????????,???
  ?????????????????????????
• ????????????????
• TCP/IP????
• Apple Talk????
• IPX/SPX????

33
IP??

• ????????????,??????????????????
• TCP/IP?????,IP???????????????(Internet Protocol
  Address),???IP??(IP Address),IP??????????????
• IP????32???2???????,???IP??????????????
• ????????????0?255??????
• ??163.13.129.30

34
IP??

• IP????????,????(1)????(2)?????
• ?????????????(Class)???????????,??????????????????
  ??
• ???????????????????
• ???????,??????????????????????????????,??????????
• ???A?B?C?D?E

35
IP??

• ??????IP???????????????(Internet Corporation for
  Assigned Names and Numbers,??ICANN)
• ?????????????IP
• A??IP??IBM??????
• B??IP?????????
• C??IP?????????
• D?E??IP???????

36
IP??

• ?????IP??

37
???IP??

• ??IP???RFC???,??????IP??????????,??????????,????IP
  ???
• ??IP??
• 10.0.0.010.255.255.255
• 172.16.0.0172.31.255.255
• 192.168.0.0192.168.255.255
• 192.168.0.0192.168.255.255?????????????????
• 127.0.0.1????????IP?

38
????

• ????(Domain Name System,??DNS)?????????,???????,??
  ????????IP???

39
2-6 ???????
40
???????

• ????????????????
• ?????????????????????????
• ????????
• ?????????
• ???????
• ?????????
• ????????

41
???????

• HTTPS?????????
• HTTPS???????????(Hypertext Transfer Protocol
  Secure),?HTTP?SSL/TLS???,?????????????????????

42
2-7 ???????
43
???????

• ??????,?????????????????,???????????????????
• ???(Modem)
• ???
• ???(Repeater)
• ???(Hub)
• ???(Bridge)
• ???(Router)
• ???(Gateway)
• ???(Switch)

44
????????????

• ??????????,????????,????????,????????????,????????
  ??????
• ???,?????????????????,???????????????,??????????(S
  tandard Operating Procedure,SOP)????,????????????,
  ?????,??????????????
• ????,???????????????,???????????????,?????????????
  ??(Office Automation System,OAS)??????????????????
  ?????????????,??????????,??????????

45
???????

• ????(LAN)??????????,????10???????
• ????(WAN)??????????????,????100?????
• ????(MAN)??????????,????10?100???
• ????????????????????????
• ???????????????????????????