local area networks gerd keiser
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Local Area Networks Gerd Keiser. Chapter Two Network Architecture and Protocols. Servers and clients need to speak the same language Figure 2.1. The seven-layer OSI Reference Model Figure 2.2. Peer-to-peer information exchange Figure 2.3. Concept of service access points (SAPs) Figure 2.4. - PowerPoint PPT PresentationTRANSCRIPT
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Local Area Networks
Gerd Keiser
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Chapter Two
Network Architecture and Protocols
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Servers and clients need to speak the same languageFigure 2.1
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
The seven-layer OSI Reference ModelFigure 2.2
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Peer-to-peer information exchangeFigure 2.3
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Concept of service access points (SAPs)Figure 2.4
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Peer-to-peer transmission process of an NPDUFigure 2.5
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Time-sequence diagram for service primitivesFigure 2.6
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Example of a protocol executing a layer 2 (data link) serviceFigure 2.7
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Flow of information through a typical layered networkFigure 2.8
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Exchanges of data units at the application layerFigure 2.9
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Exchanges of data units at the presentation layer Figure 2.10
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Exchanges of data units at the session layer Figure 2.11
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Exchanges of data units at the transport layer Figure 2.12
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Exchanges of data units at the network layer Figure 2.13
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Exchanges of data units at the data link layer Figure 2.14
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Exchanges of data units at the physical layer Figure 2.15
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Comparison of the TCP/IP and OSI modelsFigure 2.16
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Encapsulation of data units using TCP/IPFigure 2.17
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Client/server view of an e-mail exchangeFigure 2.18
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Linking to a web page using HTTPFigure 2.19
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
FTP process in a client/server settingFigure 2.20
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Use of routers to transfer information between networksFigure 2.21
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
The IEEE 802 LAN modelFigure 2.22
“Local Area Networks” - Gerd Keiser Copyright © 2003 - The McGraw-Hill Companies srl
Formats of an LLC PDU and a generic MAC frameFigure 2.23