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 Are You?............................................................. 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 ...................................................................1-13 TCP/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 iii 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 Protocol Descriptions...............................................1-24 Exercise: Reviewing the Module................................................... 1-26 Tasks .........................................................................................1-26 Exercise Summary...................................................................1-29 Task Solutions..........................................................................1-30 Check Your Progress ...................................................................... 1-33 Think Beyond .................................................................................. 1-34 Introduction to Local Area Networks ....................................................2-1 Relevance............................................................................................ 2-2 Introduction to Local Area Network.............................................. 2-3 Definition of Local Area Network..........................................2-3 Benefits of a LAN......................................................................2-4 LAN Architecture .....................................................................2-4 LAN Topology................................................................................... 2-5 Bus Configuration.....................................................................2-5 Star Configuration ....................................................................2-6 Ring Configuration ...................................................................2-8 LAN Components............................................................................. 2-9 Ethernet Components..................................................................... 2-11 Sun Communications Controllers................................................ 2-13 ATM ..........................................................................................2-13 Ethernet ....................................................................................2-13 Fast Ethernet ............................................................................2-14 FDDI..........................................................................................2-14 Token Ring...............................................................................2-14 Gigabit Ethernet ......................................................................2-14 LAN Methodologies ....................................................................... 2-15 Ethernet – IEEE 802.3..............................................................2-15 Asynchronous Transfer Mode ..............................................2-16 Token Ring – IEEE 802.5 ........................................................2-17 Fiber Distributed Data Interface ...........................................2-18 Network Media ............................................................................... 2-20 IEEE Shorthand .......................................................................2-20 10BASE-5 (Thick Ethernet) ....................................................2-21 10BASE-2 (Thin Ethernet)......................................................2-21 10BASE-T (Twisted-Pair Ethernet) .......................................2-22 100BASE-TX.............................................................................2-22 100BASE-T4..............................................................................2-23 100BASE-F (Fiber Optic Ethernet) ........................................2-23 Multimode Ethernet ....................................................................... 2-24 iv Solaris – TCP/IP Network Administration Copyright 1999 Sun Microsystems, Inc. All Rights Reserved. Enterprise Services February 1999, Revision A Exercise: Reviewing the Module................................................... 2-25 Preparation...............................................................................2-25 Tasks .........................................................................................2-26 Exercise: Identifying Lab Components........................................ 2-29 Tasks .........................................................................................2-29 Exercise Summary...................................................................2-31 Exercise: Reviewing the Module................................................... 2-32 Task Solutions..........................................................................2-32 Exercise: Identifying Lab Components........................................ 2-34 Task Solutions..........................................................................2-34 Check Your Progress ...................................................................... 2-36 Think Beyond .................................................................................. 2-37 Notes ................................................................................................. 2-38 Ethernet Interface.......................................................................................3-1 Relevance............................................................................................ 3-2 Introduction to Ethernet................................................................... 3-3 Ethernet Major Elements.................................................................. 3-4 Access Method................................................................................... 3-5 CSMA/CD .................................................................................3-5 Switched Ethernet............................................................................. 3-7 Ethernet Address .............................................................................. 3-9 Sending Messages ...................................................................3-10 Ethernet Frame ................................................................................ 3-12 Ethernet Frame Analysis........................................................3-12 Encapsulation ..........................................................................3-14