moÂn hoÏc: cÔ sÔÛ kyÕ thuaÄt truyeÀn soÁ lieÄu lôùp kyõ thuaät vieãn thoâng
DESCRIPTION
MOÂN HOÏC: CÔ SÔÛ KYÕ THUAÄT TRUYEÀN SOÁ LIEÄU Lôùp Kyõ thuaät vieãn thoâng. Chöông 1: MAÏNG TRUYEÀN SOÁ LIEÄU VAØ CAÙC CHUAÅN HEÄ THOÁNG MÔÛ. NOÄI DUNG MOÂN HOÏC. Chöông 1: M aïng truyeàn soá lieäu vaø caùc chuaån heä thoáng môû . Chöông 2: Giao tieáp lôùp vaät lyù . - PowerPoint PPT PresentationTRANSCRIPT
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MOÂN HOÏC: CÔ SÔÛ KYÕ MOÂN HOÏC: CÔ SÔÛ KYÕ THUAÄT TRUYEÀN SOÁ THUAÄT TRUYEÀN SOÁ
LIEÄULIEÄU
Lôùp Kyõ thuaät vieãn Lôùp Kyõ thuaät vieãn thoângthoâng
Chöông 1:Chöông 1:MAÏNG TRUYEÀN SOÁ LIEÄU MAÏNG TRUYEÀN SOÁ LIEÄU
VAØ CAÙC CHUAÅN HEÄ THOÁNG VAØ CAÙC CHUAÅN HEÄ THOÁNG MÔÛMÔÛ
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NOÄI DUNG MOÂN HOÏCNOÄI DUNG MOÂN HOÏC• Chöông 1:Chöông 1: M Maïng truyeàn soá lieäu aïng truyeàn soá lieäu
vaø caùc chuaån heä vaø caùc chuaån heä thoáng môûthoáng môû..
• Chöông 2:Chöông 2: Giao tieáp lôùp vaät lyùGiao tieáp lôùp vaät lyù..• Chöông 3:Chöông 3: Truyeàn döõ lieäu..• Chöông 4:Chöông 4: Cô sôû cuûa giao Cô sôû cuûa giao
ThöùcThöùc..• Chöông 5:Chöông 5: Caùc giao thöùc lôùp lieân Caùc giao thöùc lôùp lieân
keát döõ lieäu. keát döõ lieäu.
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TAØI LIEÄU THAM KHAÛOTAØI LIEÄU THAM KHAÛO1.1. ““Data communication, computer Data communication, computer
networks and open systems”networks and open systems”, , 2.2. Slide moân hoïcSlide moân hoïc3.3. Caùc taøi lieäu khaùc do giaùo vieân Caùc taøi lieäu khaùc do giaùo vieân
chæ ñònh.chæ ñònh.4.4. Tìm kieám treân maïng.Tìm kieám treân maïng.
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CAÙC ÖÙNG DUÏNG CUÛA MAÏNGCAÙC ÖÙNG DUÏNG CUÛA MAÏNG
Truyeàn files.Truyeàn files.In aán.In aán.Truy xuaát, caäp nhaät cô sôû döõ lieäu.Truy xuaát, caäp nhaät cô sôû döõ lieäu.Duyeät web.Duyeät web.Göûi thö ñieän töûGöûi thö ñieän töûGiaùm saùt, ñieàu khieån töø xa.Giaùm saùt, ñieàu khieån töø xa.Ñieàu khieån maùy moùc coâng nghieäp, Ñieàu khieån maùy moùc coâng nghieäp,
Robot.Robot.Löu tröõ thoâng tin.Löu tröõ thoâng tin.
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CHÖÔNG 1: MAÏNG TRUYEÀN SOÁ LIEÄU CHÖÔNG 1: MAÏNG TRUYEÀN SOÁ LIEÄU
VAØ CAÙC CHUAÅN HEÄ THOÁNG MÔÛVAØ CAÙC CHUAÅN HEÄ THOÁNG MÔÛ
Caùc öùng duïng cuûa maïng truyeàn soá lieäu.Caùc öùng duïng cuûa maïng truyeàn soá lieäu. Caùc loaïi maïng truyeàn soá lieäu.Caùc loaïi maïng truyeàn soá lieäu. Khaùi nieäm & Caáu truùc moâ hình OSI.Khaùi nieäm & Caáu truùc moâ hình OSI. Chöùc naêng caùc lôùp trong moâ hình OSI.Chöùc naêng caùc lôùp trong moâ hình OSI. Söï phoái hôïp giöõa caùc giao thöùc (TCP/IP).Söï phoái hôïp giöõa caùc giao thöùc (TCP/IP). Giôùi thieäu moät soá boä giao thöùc chuaån.Giôùi thieäu moät soá boä giao thöùc chuaån.
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SÔ ÑOÀ TRUYEÀN DÖÕ LIEÄU GIÖÕA CAÙC SÔ ÑOÀ TRUYEÀN DÖÕ LIEÄU GIÖÕA CAÙC MAÙY TÍNHMAÙY TÍNH
Maïng truyeàn soá lieäu (moâi tröôøng)
AP
Phaân heä TSL
AP
Phaân heä TSL
Computer A Computer B
User-to-user Communication
Computer - to - computer Communication
Computer - to - network Communication
AP(Application process) = trình öùng duïng
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CAÙC VAÁN ÑEÀ CÔ BAÛN CUÛA CAÙC VAÁN ÑEÀ CÔ BAÛN CUÛA TRUYEÀN SOÁ LIEÄUTRUYEÀN SOÁ LIEÄU
Öùng duïng cuûa maïng.Öùng duïng cuûa maïng.
Caùc giao thöùc.Caùc giao thöùc.
Moâi tröôøng truyeàn daãn.Moâi tröôøng truyeàn daãn.
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CAÙC MAÏNG TRUYEÀN SOÁ LIEÄUCAÙC MAÏNG TRUYEÀN SOÁ LIEÄU
MAÏNG ÑÔN COMPUTER - TO - COMPUTERMAÏNG ÑÔN COMPUTER - TO - COMPUTER
Computer A Computer B
AP
Phaân heä TSL
AP
Phaân heä TSL
a) Lieân keát baèng caùp ñieåm - ñieåm
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MAÏNG ÑÔN COMPUTER - TO - COMPUTERMAÏNG ÑÔN COMPUTER - TO - COMPUTER
Computer A Computer B
AP
Phaân heä TSL
AP
Phaân heä TSL
b) Lieân keát qua maïng PSTN söû duïng Modem
Modem ModemPSTN
Chuaån giao tieáp
Line ñieän thoai coá ñònh
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CAÙC LOAÏI MAÏNG TREÂN NEÀN MAÏNG LANCAÙC LOAÏI MAÏNG TREÂN NEÀN MAÏNG LAN
= Brige (caàu)
LAN 1
LAN 2
LAN 3
= PC, Work station
a) ÖÙng duïng trong vaên phoøng
Building A
Building B
Building C
Site-wide (backbone) LAN
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CAÙC LOAÏI MAÏNG TREÂN NEÀN MAÏNG LANCAÙC LOAÏI MAÏNG TREÂN NEÀN MAÏNG LAN
Caùc boä ñieàu khieån
Factorywide (Backbone) LAN
Sales Design
b) ÖÙng duïng trong nhaø maùy coâng nghieäp
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MAÏNG RIEÂNG DUØNG TRONG THÖÔNG MAÏI
PBX
DSE
DSE
DSE
DSE
PBX
PBX
PBX
Site A
Site C
Site B
Site D
Toång ñaøi truyeàn soá lieäu
Data switching exchange
=Intelligent MUX
(boä gheùp keânh)
Keânh thueâ rieâng
Toång ñaøi noäi boä
(Private branch exchange)
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MAÏNG TRUYEÀN SOÁ LIEÄU COÂNG COÄNG
PSDN
TC
TC
Communication systems
Terminal controller
PC
PC
PC PC
a) Public switched data network - PSDN
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MAÏNG TRUYEÀN SOÁ LIEÄU COÂNG COÄNG
ISDN
b) Integrated services digital network - ISDN
NTE
NTE
NTE
NTE
Network terminal
equipment
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LIEÂN MAÏNG TOAØN CAÀU
sVeä tinh
PSDN quoác
gia
PSDNPSDN
LANLAN LAN LAN
GatewayTraïm maët ñaát
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MAÏNG ÑA DÒCH VUÏ BAÊNG ROÄNG
ATM-WAN
ATM MANATM
MAN
ATM LAN
ATM LAN
LAN
LAN
Multimedia workstation/sev
er
Data - only workstation/sev
er
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1717
OSI Model OverviewOSI Model Overview
Application (Upper) Layers
Session
Presentation
Application
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1818
OSI Model OverviewOSI Model Overview
Data Flow Layers
Transport Layer
Data Link
Network Layer
Physical
Application (Upper) Layers
Session
Presentation
Application
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1919
OSI Model OverviewOSI Model Overview
Data Flow Layers
Truyền tải
Liên kết dữ liệu
Mạng
Vật lý
Application (Upper) Layers
Phiên làm việc
Trình bày
Ứng dụng
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2020
Role of Application LayersRole of Application LayersTelnetFTP
User Interface
EXAMPLES
Application
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2121
TelnetFTP
ASCIIEBCDICJPEG
User Interface
•How data is presented•Special processing such as encryption
EXAMPLES
Presentation
Application
Role of Application LayersRole of Application Layers
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2222
TelnetFTP
ASCIIEBCDICJPEG
Keeping different applications’ data separate
User Interface
•How data is presented•Special processing such as encryption
Operating System/Application Access Scheduling
EXAMPLES
Session
Presentation
Application
Role of Application LayersRole of Application Layers
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2323
Keeping different applications’ data separate
User Interface
•How data is presented•Special processing such as encryption
TelnetFTP
ASCIIEBCDICJPEG
Operating System/Application Access Scheduling
Transport Layer
Data Link
Network Layer
Physical
EXAMPLES
Session
Presentation
Application
Role of Application LayersRole of Application Layers
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2424
Role of Data Flow LayersRole of Data Flow Layers
EIA/TIA-232V.35
EXAMPLES
Physical • Move bits between devices• Specifies voltage, wire speed and
pin-out cables
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2525
802.3 / 802.2HDLC
EIA/TIA-232V.35
EXAMPLES
Role of Data Flow LayersRole of Data Flow Layers
Data Link
Physical
• Combines bits into bytes and bytes into frames
• Access to media using MAC address• Error detection not correction• Move bits between devices• Specifies voltage, wire speed and
pin-out cables
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2626
802.3 / 802.2HDLC
EIA/TIA-232V.35
IPIPX
EXAMPLES
Role of Data Flow LayersRole of Data Flow Layers
Network
Data Link
Physical
• Combines bits into bytes and bytes into frames
• Access to media using MAC address• Error detection not correction• Move bits between devices• Specifies voltage, wire speed and
pin-out cables
Provide logical addressing which routers use for path determination
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2727
TCPUDPSPX
802.3 / 802.2HDLC
EIA/TIA-232V.35
IPIPX
EXAMPLES
Role of Data Flow LayersRole of Data Flow Layers
Transport
Data Link
Physical
• Reliable or unreliable delivery• Error correction before retransmit
• Combines bits into bytes and bytes into frames
• Access to media using MAC address• Error detection not correction• Move bits between devices• Specifies voltage, wire speed and
pin-out cables
Network Provide logical addressing which routers use for path determination
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2828
TCPUDPSPX
802.3 / 802.2HDLC
EIA/TIA-232V.35
IPIPX
Presentation
Application
SessionEXAMPLES
Role of Data Flow LayersRole of Data Flow Layers
• Reliable or unreliable delivery• Error correction before retransmit
• Combines bits into bytes and bytes into frames
• Access to media using MAC address• Error detection not correction• Move bits between devices• Specifies voltage, wire speed and
pin-out cables
Transport
Data Link
Physical
Network Provide logical addressing which routers use for path determination
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KEÁT THUÙC CHÖÔNG 1KEÁT THUÙC CHÖÔNG 1