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Title:

2.4 ???????????????????????????????? (Network Topologies)

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Title: 6/4/03 3. Intro to Network 4. Network Technology & Communication 20/4/03 5. Communication Technology 6. LAN Network 7. – PowerPoint PPT presentation

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Title: 2.4 ???????????????????????????????? (Network Topologies)


1
2.4 ????????????????????????????????(Network
Topologies)
  • Topology
  • ??????? ?????????????????????????????????????????
    ??????????????????????????????????????????????????
    ????????????????????????????
  • Ring Topologies
  • Bus Topologies
  • Star Topologies
  • Hybrid Topologies
  • MESH Topologies

2
2.4 ????????????????????????????????(Network
Topologies)
  • ??????????????
  • Cable ????????? (Transmission medium)
    ????????????-?????????, ?????? ?????????
    ???????????????? ??????????
  • Repeater ???????????????????????????????????????
    ??????????????

3
Network Topologies Ring Topologies
  • ??? Node ??????????????? ?????????????????????????
    ???? ?????????????????????????????????
  • ????????? ?????????????? (Repeater)
    ????????????????? 1 ??? ??????????????????????????
    ??????????????????????????????????????????????????
    ????? ????????????????????????????? Packet
    ??????????? ?????????????????????????
    ???????????????????????????????????? Repeater
    ???????????????
  • ????? Node ?????????????????? ???????????????
    Node ?????????????? ???????????
  • Node ???????????? ???????????????????????
    ????????????????? ????????????????????????
    ????????????????????????? ?????
  • ??????????????? Ring ?????????????? FDDI

4
Network Topologies Ring Topologies
  • ?????
  • ?????????????????????????????????????
    ???????????????????????????????
  • ????????????????????????????????????????
    ????????????? ??? ????????????????????????????????
    ?????????????????????????? Repeater
    ???????????????????????????????????
    ????????????????????? ???????????????????
  • ??????????????????????????????????????????????????
    ???????????????????????
  • ???????
  • ????????????????????????????????????????????
    ??????????????????????????????????????? ? ?????
    ???????????????????????????????? ????????????
  • ??????????????????????????????????
    ????????????????????????????????????? Repeater
    ??????????????????????????????????????????????
    ????????????????????????

5
Network Topologies Bus Topologies
  • ????????? bus topology, Linear bus topology,
    Token bus

6
Network Topologies Bus Topologies
  • ??????????????????????? (????????????? Coaxial)
    ???????????????????????????????? terminator ???
    ??????????????????????????????????? bus
    ??????????????????????????????????? (collision)
  • node ?????????????? cable ????????????????????
  • ????????? node ?????? ????????????????????????????
    ???????? (???????????????????????????????????????,
    ?????? ?????????????????)
  • ?????????????????????????????? 2
    ?????????????????????? 2 ?????????? ????? node
    ??????????????????????????????????????????????????
    ????????????????????? ?????? ???????????
    ????????? ????????????????????????

(The Florida Center for Instructional Technology
College of Education, 2003)
7
Network Topologies Bus Topologies
  • ?????
  • ?????????????????????????????????
    (????????????????????)
  • ????????????????????? ????????????????????
    (?????????? Hub)
  • ???????????????????????????????????????
  • ????????????????????????????????????????????????
    ?? (???????????????)

8
Network Topologies Bus Topologies
  • ???????
  • - ?????????????????? ???????????????
    ??????????????????????
  • - ?????????????????? ??????????????????
    ?????????????????????????????? ?????????????????
    ???????????? ????????? bus ????
    ?????????????????????????????? ???????????????????
    ??????? collision
  • - ?????????????????????? 2 ???????????????????????
    ????????????????????? ????????????????????????????
    ??????????????????????????????????????????????????
    ??? ??????????????????????????????????????????????
    ?????????

9
Network Topologies Star Topologies
  • ??? nodes ?????????????????? hub ????
    concentrator
  • hub ???? concentrator ??????????????
    ????????????????
  • ????????????????????? Lan ??????????????
    ?????????????????? Star ????????????

10
Network Topologies Star Topologies
  • ?????
  • ??????????????????????????? ?????????????????
  • ???????????????? ????????????/?????? ????????????
    ???????????
  • ???????????????????? ?????????????????????????
  • ???????
  • ???????????????? Bus ???????????????????????
  • ??? hub ???? concentrator ???? ???????????????
  • ?????????? Bus ??????????? hub ???? concentrators

11
Network Topologies Hybrid Topology (??????)
12
Network Topologies Hybrid Topology
  • ???????????????????????????????????????????????
    STAR , BUS, RING ??????????? ?????????????????????
    ??????????????????? ????????????? ??????
    ??????????????????? WAN (Wide Area Network)
  • ????????????????????????????? ????????????????????
    ????????????????????? ???????????? Router
    ??????????????????????????????????????? ?????
    ?????????
  • ?????????????????????????????????????????

13
Network Topologies MESH Topology (?????????)
  • ???????????????????????????????????????????
    ???????
  • ??????????????????? ??????????????????????????????
    ???????????????????????????

14
Network Topologies MESH Topology
  • ?????
  • ????????????????????????????? ????????????????????
    ?
  • ?????????????????????????
  • ???????
  • ???????????????????????
  • ???????????????????????
  • ?????????
  • ??????????????????

15
Network Topologies ????????????????????????????
????
(????? ????????, 2546)
  • ??????????????????????????????????????????????????
    ???????????????????????????????????????????????
    ?????????????????????????????????
    ???????????????????????????????????
  • - ????????????????????????????????????????????????
    ?
  • - ?????????????????
  • - ??????????????????????

16
Network Topologies ????????????????????????????
????
  • - ???????????????????????????????????????
  • - ???????????????????????????
  • - ???????????????????????????????? (Segment)
    ?????????????????????????????? (Ethernet
    10BaseT ??????????? 100 ????)
  • - ???????????????????? 1 ???????????
  • - ???????????????????????? 1 ?????????
  • - ??????????????????????????????????? 1 ?????????
    (Ethernet ???????? 10 Mbps ??????? 3,000 ???)

17
???????????????????? ???????????????
???????????????????????
  • Network Operating System ???????????????????????
  • Network Peripherals ????????????????????
  • Network Interface Card (LAN Adapters)
  • Client/Server
  • Peer-to-Peer Network

18
??????????????? ???????????????????????
Network Operating System - NOS
???????? ( 2542)
  • ???????????????????????????????????????
    ??????????????????? (Hardware) ???????????????????
    ?????????? ?????????????????????? (Software)
    ????????????????????????????????
  • ??????????????????????? (Hardware) ??????????
    (Software) ????????????????? ????????????????????
    ????????????????

19
??????????????? ???????????????????????
Network Operating System - NOS
?????????????-?????????. (2546)
  • ???????????????????? NOS
  • ????????????????????????????
  • ?????????????????????????????? (CPU, Harddisk,
    Printer)
  • ????????????????????????????????
  • ??????????/??????? (Multiuser/Multitasking)
  • ??????????? (Time Sharing)
  • ??????????????? (Resource Sharing)

20
??????????????? ???????????????????????
Network Operating System - NOS
  • NOS ??????????????????????? ??????????????????????
    ???????????????????? (Client/Server)
    ??????????????????????????????????????????????????
    ????????????????????????????????????????
    ??????????????????????? ??????????????????????????
    ??????????????????????? ???? ??????????????????
    ??????????? ???????
  • NOS ??????????????????????????????????????????????
    ??????????????????????????????????????
    ??????????????????????????????????????????????????
    ?????

21
??????????????? ???????????????????????
Network Operating System
????????????????? ????????????????????????,
(2546)
  • NOS ????????????????? Client Server ?????????? 2
    ?????????
  • ?????????????????????? Server Windows2000 Server
  • ?????????????????????? Client (Workstation)
    Windows2000 Client
  • ????????????????????? NOS ???????????? OS ??????
    Server ???????????????????????????????????????????
    ????????????????? (multi-user) ???
  • ???? NOS ?????? Client ?????????? Single User
    ??????????????????????????????????????????????

22
??????????????? ???????????????????????
Network Operating System
(??????, 2546)
  • ???????????????????? NOS
  • ??????????????????????????????????????????????????
    ????????????????????????????????????? ???????????
  • ??????????????????????????????????????????????????
    ??????????????????? ?????????????????????????????
    ??????????? ??????????????????????????????????????
    ????????????????????

23
??????????????? ???????????????????????
Network Operating System
  • NOS ??????????????????????????????????????????????
    ?????
  • ????????????????????????????? (???? DOS, OS/2
    ???????) ???????????? OS/2 LAN Manager ??? 3
    Open ????????????????????????? OS/2 ????????
    Windows95, 98, Me, XP ???????????????????????????
    ????????????????
  • ?????????????????????????????????? ???? NetWare
    ????????? Novell ??? Vines ????????? Banyan
    ???????

24
??????????????? ???????????????????????
Network Operating System
(??????, 2546)
  • ????????????????? Client/Server ??? Peer/Peer
  • ??????????????????????????????????????????????????
    ???????????????? 2 ???
  • ???????????????????????????? ???????? Peer to
    Peer ??????? ????????????????????????????????
    ??????????????????????????????????????????????????
    ??????? (Windows98, Me, XP)
  • ?????????????? Server - based ????????????????????
    ???????? Server ???????????????????????????????
    ???????? (Windows2000 server)

25
??????????????? ???????????????????????
Network Operating System
  • ?????????? 2 ???????????????????????????
    ??????????? Peer to Peer (???? Windows 98, Me,
    XP) ??????????????????????????????????????????????
    ???????? ??????? ?????????????????????????????????
    ???????? ?????? ??????????????????????????????????
    ????????????????? Server ???????? (non -
    dedicated server) ????????????????????????????????
    ???????????????????? Server ????????
    (??????????????? dedicated server ???? NetWare
    3.xx ??? 4.xx)
  • ???? Peer to Peer ????????????????????????????????
    ?????????????????????????????????????????
    ???????????????????????? ?????????????????????????
    ??????????

26
??????????????? ???????????????????????
Network Operating System
(??????, 2546)
27
??????????????? ???????????????????????
Network Operating System
  • Netware from Novell
  • Microsoft Windows NT Server
  • Microsoft Windows 2000
  • LANTastic
  • Unix
  • Linux

28
??????????????? ???????????????????????
Network Operating System
  • Netware
  • ???? NOS ????????? Novell, Inc.
  • ?? 1983 ???????????? ????????????? NetWare 86
    ????????????????????? NetWare ????????????????????
    ????????????? 8086 ???????????????
    (????????????????????? PC/XT)
  • ????????????? 80286 Novell ??????????? Advanced
    NetWare 286 ???? 1985 ??????????????????????????
    ? ?????????? LAN ???????? Novell ???????? ELS
    NetWare ?????????????????????????????? (ELS
    ?????????? Entry Level System) ???????????? 4-8
    ??

29
??????????????? ???????????????????????
Network Operating System
  • ???? 1993 Novell ?????????? NetWare 4.XX
    ?????????????????????????????????????????? 80386
    ?????????????? Server ????????????????????????????
    ????????????????????????????????? NetWare
    Directory Services ???? NDS ?????????????????
    NetWare ?????????????????????????????
    ???????????????????????????????????

30
??????????????? ???????????????????????
Network Operating System
  • ???????? 1998 ???????????????????? David Cutler
    ????????? Digital Equipment Corporation (DEC)
    ??????????????????????????????????????????????????
    ???????????????????????????????????????????
    Server ?????????????????????? Windows NT (New
    Technology) ?????????????????????????????????????
    ??????
  • ?????????????????????????? ???
  • Extensibility ????????????????????????????
  • Portability ??????????????????????????????????
    ???
  • Multiprocessing and Scalability
    ?????????????????????????? ??????
  • Reliability and Robustness ????????????????
    ???????????????????
  • Security ??????????????????????
  • Performance ???????????????????

31
??????????????? ???????????????????????
Network Operating System
  • ?? 1994 ???????????????????? Windows NT Version
    3.1 ??? 3.5
  • ?? 1995 version 3.51 ???????????????????????????
    ????
  • ?? 1996 ??????? Windows NT 4.0 ???????????????????
    ??
  • Windows NT 4.0 ????????????? Windows 98
    ???????????????????????? ??????????????????? ?
    ???? ???? Plug and Play ??? Driver
    ???????????????????, ???????????????????????? ?
    ???????????????????????????????????????? Windows
    2000 ???????????????????????? (98 ??? NT)
    ?????????????? ???????????????????? ?????????

32
??????????????? ???????????????????????
Network Operating System
  • Windows 2000 ???????????????????????? Windows
    NT 5.0 (???????? Windows NT 4.0)
    ????????????????? 1998 ???????????????????????????
    ?????????????????????????????????? ???????
    Windows 2000 ???????????????????? Windows NT 5.0
    ?????????????????????????
  • Windows NT Workstation 5.0 -gtWindows 2000
    Professional
  • Windows NT Server 5.0 -gt Windows 2000 Server
  • Windows NT Server 5.0 Enterprise Edition -gt
    Windows 2000 Advanced Server

33
??????????????? ???????????????????????
Network Operating System
  • ????????????????????? Windows 2000
  • 1) ???????????????????????????????? ??? NT
  • 2) ?????????????????????? Windows 98
  • 3) ??????????????????????????????
  • 4) ???????????????????????????????????????????
  • 5) ????????????????????????? ? ??????????????

34
??????????????? ???????????????????????
Network Operating System
  • ??????????????????????? Windows2000 Server
  • Active Directory ??????????????????????,
    ???????????, ????????????????? (printer, file,
    folder) ???????????? (hierarchy)
  • ?????????/???????????????????????
  • ????????????????????? (Disk Quota) ???????????
    User
  • ????? Dynamic Disk Extent Volume (???????????
    HD ?????????????????????), Spanned volume
    (??????? HD ????????????? Volume), Mirrored
    Volume (????????? 2nd HD) , RAID 5 Volume
    ((????????? 2nd, 3rd HD)

35
??????????????? ???????????????????????
Network Operating System
  • ??????????????????????? Windows2000 Server
  • Internet Printing Protocol (IPP)
    ???????????????? Internet
  • Intellimirrow ??????????? Setting ???????? User
    (Data, Document, Software, Settings)

36
??????????????? ???????????????????????
Network Operating System
?????, ????. 2540
  • LANTastic
  • ?????????????????????? Artisoft
    ????????????????? Software ??? Hardwrare
  • ?????????????????????????????????????? Platform
    ???? IBM PC, Macintosh (Platform
    ???????????????????? Hardware ????????????????????
    ??????? ???? Platform ??? IBM PC, Macintosh,
    Minicomputer etc.)
  • LANTastic ?????????????????????????????????? OS
    ??? Windows, Novell, Macintosh, Unix
  • LANTastic ???? NOS ????????????? Peer-to-Peer
  • ????? Workstation ?????? Share Resources ????
    Harddisk, Printer ???
  • ?????????????? Server ?????? PC ????????????????
    Dedicated Server
  • ????????????????????????? ???????????? Windows98,
    Windows95
  • Hardware ??? LANTastic ?????????? End of Life
    announcement ??????????? special order

37
??????????????? ???????????????????????
Network Operating System
????? ?????????. (2543)
  • ??????? (Unix)
  • ??????????????????????????????????????
  • ??????????/??????? (Multiuser/Multitasking)
  • ??????????? (Time Sharing)
  • ??????????????? (Resource Sharing)
  • ??????????????????? 30 ?????? ????????????????????
    ??????????? Bell Labs ??? Ken Thomson ??? Dennis
    Ritchie
  • ??????????????????????????????????????????????????
    ????????????
  • ??????????????????????? (Microcomputer)
  • ?????????????? (Main Frame)
  • ?????????????????? (Supercomputer)
  • ??????????????????????????????????????
    ??????????????? ???????????? ????????????????????
    ??

38
??????????????? ???????????????????????
Network Operating System
  • ?????????????????????????????????????? 1960
    ???????????????????????
  • ??????????????????????????????????????????????????
    ?????????????????????????????????? ???????????
    ??????????????????????????????????????????
    ????????????? ?????????????????????? ????
    ??????????????????????????? ??????????????????????
    ???? ?????????????????????????????????????????????
    ???????????? ??????????????????
  • ?????????????????
  • ?????????????????????????????????? (Tree)
  • ????????????????????????????????????????/????????
    (I/O Redirectional)
  • ????????????????????? (Pipe Process)
  • ???????????????????????????????????????? ????
    ??????????????????????????????????????????????????
    ??????????????????????????? ??????????????????????
    ??????????????????????????????????????????????????
    ??????? ??????????????????????????????????????????
    ?

39
??????????????? ???????????????????????
Network Operating System
  • ?????????????????? ??????
  • System V ????????????????????????????????? Bell
    Labs ???
  • Berkeley Unix ???????????????????????????? BSD
    (?????????????? Berkeley Software Distribution)
  • ??????????????????????????????????????????????????
    ????????????????????????????????????????

40
??????????????? ???????????????????????
Network Operating System
  • ????????????????????????????????????????????????

????? ?????????. (2543)
41
??????????????? ???????????????????????
Network Operating System
  • LINUX
  • ????????? Linux ??????????????????????????
    ??????????????????????????????????????????????
    (Minix) ?????????????????????????????? UNIX
    ???????? ?????????????????????????????????????????
    ??????????????????????????? (Task-Switching)
    ???????????????????? 80386 ???????????????????????
    ??????????????????????????????????????????????????
    ???? C ?????????????????????????????????????????
  • Linux ???????????????????????????? ?.?.1991
    (?.?.2534) ?????? 0.01 ??? University of
    Helsinki ?????? Finland ??????????? (?????????)
    ??????? Linus B. Torvalds ????????????????????????
    ????????????????? ??? Kernel ??? Linux
    ???????????????? ??????? Unix ????????? ATT
    ?????????????????? UNIX ??????

42
??????????????? ???????????????????????
Network Operating System
  • ???????????????????????????? 32 ???
    ??????????????????????????????????????????????????
    ?? (Unix)
  • ?????????????????????????? (Multitasking)
  • ???????????????????? (Multiuser)
  • ????????????????????????????????????
    (Multiprocessor)
  • ???????????????????????????? (Text mode)
    ???????????? (Graphic mode) ??????????????????????
    ????????????????????????? ???????????? (X Window)
  • ?????????????????????????/???? (TCP/IP)
    ??????????????????????????????????????????

43
??????????????? ???????????????????????
Network Operating System
  • ?????????????????
  • ???? NOS ???????????????(??????????????)
  • ?????????????????????????????????????????????
    (??????? 80286 ????????)
  • ??????????????????????????????
  • ??????????????????? NOS ????? ???
    ??????????????????????????
  • ???????????????????????? Open Source Code
    (?????????????????????? Copy/?????,
    ??????????????????????????????????????????????,
    ???????????, ????????????????/????????????)

44
??????????????? ???????????????????????
Network Operating System
  • ????????????????????
  • ????????????????????????????????????????
    ?????????????????????????????? Linux
    ????????????????????????
  • ??????????????????????? Linux ????????????????????
    ???????????????????????????????????????????????

45
??????????????? ???????????????????????
Network Peripherals (??????????????)
  • ??????? ??????????????, ??????????????????????????
    ????????????? ?????????????????????
  • Printer Print Server, Share Printer
  • Modem
  • Projector
  • UPS
  • etc

46
??????????????? ???????????????????????
Network Interface Card - NIC (LAN Adapters)
47
??????????????? ???????????????????????
Network Interface Card - NIC (LAN Adapters)
  • NIC ?????????? ??? ????????
  • ??????????????????????????????????????????????????
    ????? ????????????????????????????????????????????
    ??????? (File Server) ????????????????????????
    (Workstations)
  • NIC ?????????????????????????????????
    ????????????????????? ????????????????????????????
    ????????????????????????????

48
??????????????? ???????????????????????
Network Interface Card - NIC
  • ??????????????????????????? ????????????
    Ethernet (IEEE 802) ???????????????????????? PCI
    ????????????????????????????? RJ-45 ??? BNC
    ????????????????????????????????? 10 BaseT
    ???????????????????? 10 Mbps ???? 100 BaseTX
    ?????????????????? 100 Mbps

49
??????????????? ???????????????????????
Network Interface Card - NIC - (LAN Adapters)
  • ???????? Lan card ????????

32-bit Bus mastering 10/100Mbps PCI Bus
Model TR-4016PNP Standards IEEE 802.2, IEEE
802.5 Bus Architecture 16/8-Bit ISA Connector
DB-9 Female and RJ-45 Data Transfer Rate 4/16
Mbps Duplex Mode n/a Cables IBM Type 1 STP
for DB-9 connector, IBM Type 3 UTP
for RJ-45
50
??????????????? ???????????????????????
Network Interface Card - NIC - (LAN Adapters)
  • ???????? NIC ????? 3 connectors
  • ????????????? 3 connectors ????

51
??????????????? ???????????????????????
Network Interface Card - NIC - (LAN Adapters)
  • ??????????????? NIC ??????????

52
??????????????? ???????????????????????
Network Interface Card - NIC - (LAN Adapters)
  • ???????? PCMCIA (for laptops)

53
??????????????? ???????????????????????
Network Interface Card - NIC (LAN Adapters)
  • ?????????????????????????????????????????
  • ?????????????????? (Data Transfer Rate 4/16Mbps)
  • ?????????????????? (IEEE 802.2, 802.5)
  • ???????????????????
  • ????????? Plug Play
  • ??????????-????????? (Bus Architecture ISA, PCI)
  • ????? (Duplex Mode, Connector)

54
??????????????? ???????????????????????
Network Cabling

55
??????????????? ???????????????????????
Network Cabling
  • ??????????????????????????????????????????????????
    ??????????????????????????????????????
    ???????????????????? ???????? (Media)
    ?????????????????? ???????????????????????????????
    ???? ????????????????????????????????????????????

(?????????????-?????????, 2546)
56
??????????????? ???????????????????????
Network Cabling ??????
???? ?????????? ?????????? ??????????. (2546).
  • ??????????? ??????????????????????????????????????
    ????????????????????????????????
  • ???????????????????????? ?????????????????????????
    ??????????????????????????????????????????????
  • ??????????????????????????????????????????????????
    ?????????????????????????????????
    ?????????????????? ??????????????????????????????
    ????????????? ????????????????????????????????????
    ????????????

57
??????????????? ???????????????????????
Network Cabling ??????
(?????????????-?????????, 2546)
  • ????????????????????????????????????????????? ???
  • ??????????????????????????? (Transmission Rate)
    ???????????????????????????????????? Kbps
    (????????????????) ???????????? Mbps
    (????????????????)
  • ??????? (Distance) ???????????????????????????????
    ?????????????????????????????? ???????????????????
    ??????????????????????????????
  • ?????????? (Cost) ????????????????????????????????
    ???????????????????????????
  • ????????????????????? (Easy of Installation)
    ??????????????????????????????????????????
    ?????????????????????????????
  • ??????????????????????? (Resistance to
    Environmental Conditions) ????????????????????????
    ?????? ????????????????????????????????
  • ??????????????????? ????????????????????????? ?
    ????????????????????????? ?????????????????????

58
??????????????? ??????????????????????? (2)
Software Network
  • ???????????????????????????????????
    ??????????????????? ??????????????
  • ??????????????????????????????????????????????
    ???????????????????????????? ????????
  • ????????????????????
  • ????????
  • ???????????????????
  • ??????????????
  • ????????????????
  • ???????????????????
  • ????????????????????????????????????????
    ????????????????????? OS ?????????????????????????
    ?????????????????????? (PC standalone)

59
??????????????? ??????????????????????? Network
Operating System (NOS)
  • NOS ???? OS ???????????????????????????? OS ???
    PC
  • ???????????????????????????????
    ???????????????????? ?????????
  • ????????????????????????????????
  • ??????????????????????????
  • ????????????????????? (file, Printer, Data,
    Storage) ???????
  • ????????????????????
  • ???????? NOS Novell NetWare, Unix, LINUX, OS/2
    LAN Server, LANtastic, Windows NT Server, Windows
    2000

60
?????
  • ???

61
??????????????????????????????????? (Network
Connection Components)
  • Repeaters
  • Bridges
  • Routers
  • Gateways
  • Hub

62
??????????????????????????????????? Repeater
  • (1) ?????????????????????????????????????????????
    ?????????? Repeater ??????????????????????????????
    ???????????? Topology ???? Protocol ?????????????
  • (2) ?????????????????????????? LAN ????? Segment
    ??????????????????????????? ??????????????????????
    ???????????????? Segment ?????????????????????????
    ????? ????????????? Repeater ????????????????????
    Physical Layer ??? OSI Model ????????

1. http//cs.rimhk.ac.th/kanjana/ges4.ppt
2. http//www.sau.ac.th/main/Subject/cs442/chap11.
ppt
63
??????????????????????????????????? Repeater
64
??????????????????????????????????? Bridges
  • ??????????????????????????????? LAN ????? 2
    ??????? ????????????????????????????
    ???????????????????? ???? Topology ?????????????
    ???????????????????????? (Protocol)
    ???????????????

(????????? ??????, 2539).
65
??????????????????????????????????? Bridges
  • ?????????????????????????? LAN1 ????? LAN2
    ??????? LAN2 ????? LAN1
  • Bridges ?????????????????????????-???
  • ?? Buffer ????????????????????????-?????????
  • ??????????????????????????????????????????????

(????, 2546)
66
??????????????????????????????????? Bridges
  • ?????????? LAN Card 2 ?? ??????????? Ethernet
    ??????? PC ???????????? ???????? 2 LAN Card ??
    PC ??????????????? ??????????????????? LAN
    ??????????????? LAN Card ?????????? PC ??????????
    ????????????????????? Bridge

(????? ?????????????, 2540).
67
??????????????????????????????????? Router
  • ???????????????????? Router

http//www.cisco.com/warp/public/cc/pd/rt/7500/pro
dlit/c7500_pa.htm
68
??????????????????????????????????? Router
  • ??????????????????????????????????????????????????
    ??????????????????????????????????????
    ????????????????????????????????????????
    ??????????????????????????????????????????????????
    ??????????????????????? ??????????????? Rounting

69
??????????????????????????????????? Routers
  • ??????????????????????? Subnetwork
  • ??????????????????????????????????
  • ??????????????? ,??????????? ????????????????????
    ????????????????????????
  • ?????????????????????????????????? 2 ?????????
    ?????????????????????????
  • ??????????????????????????????????????????????????
    ???

70
??????????????????????????????????? Routers
  • ???????????????? Network ?????????????????????????
    ?? ????????????????????? Frame ???????????
    Network Layer ?????? Workstation ?????????
    Network ????? ????????????????????? Workstation
    ????????????Network ?????
  • ???????? Router ??????????? WAN ????????????????
    network ????????????????????????????????? Router
    ?????????????????????????????????????

????. (2546)
71
??????????????????????????????????? Gateways
  • Gateway ?????????????????????????
  • ??????????????????????? 2 ????????????????????????
    ????????
  • ??????????????????????????????????????????????????
    ????????????????
  • ???????????????????????????????????? LAN
    ???????????????? ????????????????????? LAN ???
    Mainframe ???? LAN ??? WAN

????. (2546)
72
??????????????????????????????????? Hub
  • ?????????????????????????????????
  • ????????????? LAN (6-40 user)
  • ???????? Low cost HUB , Intelligent HUB
  • ?????????? IEEE 802.3
  • ???????????? (Port)

73
??????????????????????????????????? Hub
  • Hub ???????????????????????
  • ?? 2 ????
  • Share Hub ??? Switch Hub
  • ????????????????? Hub ??? Switch Hub
  • Share Hub ???????????
  • ?????????? ??? ??????????????????????
    ????????????????????????????? ????????????????????
    ???????????????????????? Hub ??????????????????
    ?????????????????????????? 50 ?????????

74
??????????????????????????????????? Hub
  • Switch Hub ???? Hub ???????????????????
  • ??????????
  • ??? Switching time ????????????-??????????????????
    ???? Port ?????????????????????????????? ???
  • ?????????? IP ???????????? (Segment)
    ???????????????????????? Server ?????? Port ??
    ??????????????????????????????????????????????????
    ??????????

75
??????????????????????????????????? Hub
76
???????????? Hub
HUB
HUB
HUB
HUB
HUB
(???? ?????????, 2544)
77
PRODUCT RANGE(????????????????????????????)
  • ????????????????????????????????
  • LAN - 3COM Hub, Switching and NIC-
    Cabletron Hub, Switch- INTEL Hub, Switch-
    D-LINK Hub- SMC Hub and NIC
  • WAN- CISCO Router - 3COM Router, Switching -
    XYLAN, ALCATEL Switching - INTEL Router,
    Switching
  • ATM- 3COM ATM Switch - XYLAN ATM Switch -
    FORE ATM Switch - Newbridge ATM Switch
  • ????? ?????????????????????? MAN, Internetwork
  • CABLING- AMP UTP, Fiber Optic and connectors-
    Lucent UTP, Fiber Optic and connectors-
    BELDEN UTP and Fiber Optic and Coaxial-
    Krone UTP and Fiber Optic and Coaxial
  • ACCESSORIES- RACK EQUIPMENT
  • PERIPHERAL PRODUCTS- MODEM - UPS -
    PRINTER - ETC.

http//www.yipintsoi.com/product/technical/network
.html
78
?????
  • ??????????????????????????????????????????????????

79
?????
  • ???? ?????????? ?????????? ?????????? ( 2545)
    ?????????
  • ???????????????????? ??????????????????????????
  • ????? Router, Modem ??????????????? ?????
  • ??????????????????????????????????????????????????
    ???????????? ???? Router, Hub, Modem
    ???????????????????????????????????????????????
  • ?????????????????? ???????????????????????????????
    ???? ???????????????????????? ????????????????????
    ????????????????

80
?????
  • ?????????????????

81
?????
  • 1. ????????????????????????????????????
    ??????????????????????????, ?????????????
    ??????????? Computer Network ????????????????
  • 2. ?????-?????????? Network Topologies ???? 5 ???

82
??????????????? Client-Servers
  • ??????????????????????? (Resources Harddisk,
    Printer, CD-ROM ????????????????? Server,
    ????????????????????????????) ???????????????????
    ???????????? Server ???

83
??????????????? Client-Servers
  • ??????????????????????????????????????????????????
    ?? 2 ??????
  • ?????????????? (Server) ?????????????????????
    (response) ??? Client
  • ?????????????? (Client) ????????? (request)
    ????? Server
  • Server ??? Client ???????????????????????????????
    ?? ????????????????? ???
  • ?????????????? Hardware, Software, ????????????

84
??????????????? Client-Servers
  • ???????? Software ????????? Server
    ?????????????? Netware, Unix, Linux, Windows NT,
    Windows 2000
  • ????? Server
  • ??????????????????????????
  • ???????????????
  • ??????? Server
  • ??????? Server
  • ????????????????????????????????

85
??????????????? Client-Servers
  • ??????????????? client/server
  • ??????????????????? ??????????????????????????????
    ? ????????????? Server ???????? User
    ????????????????????????? User ?????????
  • ??????????????????????????????????????????????????
    ????? ????????????????????????????????????????
    Server ??????????
  • ????????????????? client/server
  • ?????????????????? Server
  • ???????????????????????? ?????????????????????????
    ????????????????
  • ????? Server ????????????????????
    ??????????????????????????????????????????????????
    ?

86
??????????????? Peer-to-Peer Network
  • ??????????????????????? ?????????????????????/???
    ??????????????????????? (Resources file,
    CD-ROM ????????????????????????)
    ?????????????????

87
??????????????? Peer-to-Peer Network
  • ??????????????????????? request ??? response
    ??????????????????????????????
  • ???????????????????? Client ??? Server
    ??????????????
  • ???????? OS Windows 95, Windows for Worksgroup
  • ???????????????? PC ?????????????????????????????

88
??????????????? Peer-to-Peer Network
  • ???????????? Peer-to-Peer
  • ??????? ????????? ????????????????????????????????
    ??????????????????????????? Server
  • ??????????????????????? ???????
    ??????????????????????????????????????????????????
    ?????? Windows95/98 ???????????
  • ?????????????? ???????????

89
??????????????? Peer-to-Peer Network
  • ?????????????? Peer to Peer
  • ?????????????????????????????????
    ??????????????????
  • ??????????????????????????????????????????
  • ???????????????????????????
  • Share file ??? Printer ????????,


90
Referance
  • ????????? ??????. 2539. ??????????? ????????????
    ???????????. ???????? ???????????????????????????
    ??.
  • ????? ?????????????. (2540). ?????????????????
    LAN ??????????????. ???????? ??????????.
  • ????????????????? ????????????????????????,
    (2546) ???????????????????????. ????????? 31
    ???.46 ??? http //www.sau.ac .th/main/Subject/325
    104/Chap4.ppt
  • ?????, ????. 2540. ?????????????????????????
    Local Area Networks. ???????? ??????????????.
  • ?????????, ?????? ??., 2538. ?????????????????????
    ????????. ???????? ??????????????.
  • ????????, ????????. 2542. Computer Networks
    ?????????????????????. ???????? ?????????
    ???????????? ??????????.

91
Referance
  • ????. (2546) ????????????????????????????
    ????????? 30 ???.46 ??? http // www.tsu.ac.th
    / wlc / naruemon /CS101/ Doc /chapter4.ppt
  • ????????? ??????????. (2546). Internet.
    ????????? 2 ???.46. ??? http//www.bu.ac.th/elearn
    ing/course/week11.ppt
  • ???? ??????????. (2545). ???????????????????????
    ?????????????????????????. ????????
    ??????????????.
  • ???? ?????????? ?????????? ??????????. (2546).
    ????????????????????????????????????????????????
    2. ???????? ??????????????.
  • ??????? ???????????????. (2542).
    ???????????????????????????????????????????.
    ????????, ??????????????.
  • ????? ????????. (2546). ?????????????????????
    (Local Area Network, LAN). ????????? 28 ??????
    2546. ??? http//www.thaiwbi.com/course/data_com
    /index2.html

92
Referance
  • ????? ???????????. (2542). ?????????????????????
    ?????? Linux-SIS. ???????? ?????????????????????
    ?????????????????????????????.
  • ????????????????????????. (2546).
    ???????????????????????. ????????? 1 ???.46 ???
    http //www .sau .ac .th /main /Subject /cs442
    /chap1_2 .ppt
  • ???? ?????????. (2544). ???????????????????????.
    ????????? 30 ???.46. ??? http//hpc.ee.kmitnb.a
    c.th/vara/PPT/Shared.ppt
  • ?????????????-?????????. (2546) Computer
    Software. ????????? 1 ???.46 ???
    http//www.northcm.ac.th/web/ e-learning/51-111/Do
    cument/

93
Referance
  • ????? ??????????????. (2545). ???????????????????
    ?????????????????. ????????? 18 ??.?.46, ???
    http//web.kku.ac.th/hslib/412141/chap1_intro.ppt
  • ??????   ?????????. (2546). ????????????
    (Internet). ????????? 2 ???.46. ???
    comsc3.kku.ac.th/course/320111/internet.ppt
  • ????? ??????, ????????? ???????? ????????
    ?????????????. (2521). ???????????????????.
    ???????? ??????????????.
  • ?????? (2546) ???? Computer Networking
    ????????? 31 ???. 46 ??? http//203.158.138.16/
    nawa/onlinecourses/ 04-232-201/lesson5.html
  • ?????????????. (2545). ??????????????????????????
    ??????? ???????? 28 ??.?.2546. ???
    http//www.uni.net.th/7E02_2543/

94
Reference
  • Digital Library for SchoolNet. ????????? 18
    ??.?.46, ??? http//www.school.net.th/library/f-sn
    et1.htm
  • The Florida Center for Instructional Technology
    College of Education, University of South Florida
    . 2003. Chapter5 Topology. Retrived March, 19,
    2003. From http//fcit.coedu.usf.edu/network/chap5
    /chap5.htm
  • World ORT. 2003. Topology Ring. Retrived March,
    19, 2003. From http//doit.ort.org/course/intro.ht
    m
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