Administrador De Redes Locales

Contents
About This Course.....................................................................................xxi Course Overview ............................................................................. xxii Course Map..................................................................................... xxiii Module-by-Module Overview .....................................................xxiv Course Objectives......................................................................... xxviii Skills Gained by Module................................................................ xxix Guidelines for Module Pacing ................................................... xxxiv Topics Not Covered....................................................................... xxxv How Prepared AreYou?............................................................. xxxvi Introductions ............................................................................... xxxvii How to Use Course Materials .................................................. xxxviii Course Icons and Typographical Conventions .............................. xl Icons..............................................................................................xl Typographical Conventions ................................................... xlii Network Models.........................................................................................1-1 Relevance............................................................................................ 1-2 network Models................................................................................ 1-3 ISO/OSI 7 Layer Model .................................................................. 1-4 Physical Layer............................................................................1-7 Data Link Layer.........................................................................1-8 Network Layer..........................................................................1-9 Transport Layer.......................................................................1-10 Session Layer ...........................................................................1-11 Presentation Layer ..................................................................1-12 Application Layer ...................................................................1-13TCP/IP.............................................................................................. 1-14 TCP/IP Network Model ................................................................ 1-15 Layered Model ........................................................................1-15 Hardware Layers ....................................................................1-17 Network Interface Layer........................................................1-18 Internet Layer ..........................................................................1-19 Transport Layer.......................................................................1-20 Application Layer ...................................................................1-21
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Copyright 1999 Sun Microsystems, Inc. All Rights Reserved.Enterprise Services February 1999, Revision A

Peer-to-Peer Communication ........................................................ 1-22 TCP/IP Protocols ............................................................................ 1-23 What Is a Protocol? .................................................................1-23 TCP/IP ProtocolDescriptions...............................................1-24 Exercise: Reviewing the Module................................................... 1-26 Tasks .........................................................................................1-26 Exercise Summary...................................................................1-29 Task Solutions..........................................................................1-30 Check Your Progress...