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| Acknowledgments | |
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| Preface | |
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| Introduction | |
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| Who Needs Net+? I Just Want to Learn About Networks! | |
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| What Is Network+ Certification? | |
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| What Is CompTIA? | |
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| The Current Network+ Certification Exam Release | |
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| How Do I Become Network+ Certified? | |
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| What Are the Tests Like? | |
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| How Do I Take the Tests? | |
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| How Much Does the Test Cost? | |
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| How to Pass the Network+ Exam | |
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| Obligate Yourself | |
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| Set Aside the Right Amount of Study Time | |
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| Studying for the Test | |
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| Defining Networking | |
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| The Birth of Networking | |
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| Pre-Networking Issues | |
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| ARPANET | |
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| The Goal of Networking | |
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| What to Share? | |
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| How Do We Share? | |
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| Servers and Clients | |
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| Making Shared Resources Usable | |
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| Sharing a Resource | |
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| Accessing a Shared Resource | |
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| The Goal of Networking Redux | |
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| Chapter 2 Review | |
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| Building a Network with OSI | |
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| Welcome to MHTechEd! | |
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| Let's Get Physical | |
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| The NIC | |
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| The Two Aspects of Hardware | |
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| Beyond the Single Wire--Network Software | |
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| There's Frames in Them Thar Frames! | |
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| Assembly and Disassembly | |
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| Talking on a Network | |
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| Standardized Formats | |
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| Network Applications | |
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| How Dana Gets Her Document | |
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| The OSI Seven-Layer Model | |
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| Biography of a Model | |
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| The Seven Layers | |
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| Chapter 3 Review | |
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| Hardware Concepts | |
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| Topology | |
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| Hybrid Topologies | |
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| Cabling | |
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| Coax | |
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| Twisted Pair | |
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| Fiber-Optic | |
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| Networking Industry Standards--IEEE | |
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| Chapter 4 Review | |
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| Ethernet Basics | |
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| Information in a Teeming Sea of Proto-Geeks | |
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| How Ethernet Works | |
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| Physical Bus | |
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| Organizing the Data: Ethernet Frames | |
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| CSMA/CD | |
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| Termination | |
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| Cable Breaks | |
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| Ethernet Cabling Systems | |
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| 10Base5 | |
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| 10Base2 | |
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| Extending the Network: Repeaters and Bridges | |
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| Repeaters | |
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| Bridges | |
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| Chapter 5 Review | |
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| Modern Ethernet | |
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| 10BaseT | |
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| 10BaseT Topology | |
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| UTP | |
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| 10BaseT Limits and Specifications | |
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| 10BaseFL | |
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| Connecting Ethernet Segments | |
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| How Big Can an Ethernet Network Be? The 5-4-3 Rule | |
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| A Useful Approximation | |
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| High-Speed Ethernet | |
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| 100Base Ethernet | |
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| Gigabit Ethernet | |
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| Switched Ethernet | |
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| Full-Duplex Ethernet | |
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| Chapter 6 Review | |
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| Non-Ethernet Networks | |
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| Token Ring | |
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| Logical Ring Topology | |
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| Physical Star | |
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| Token Ring vs. Ethernet | |
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| Gone But Not Forgotten--ARCnet and LocalTalk | |
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| ARCnet | |
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| LocalTalk | |
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| LAN to WAN--FDDI and ATM | |
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| FDDI | |
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| ATM | |
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| Don't Be an Ethernet Snob! | |
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| Chapter 7 Review | |
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| Installing a Physical Network | |
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| Structured Cabling | |
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| Cable Basics--A Star Is Born | |
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| The Basic Star | |
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| Structured Cable Network Components | |
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| Planning the Installation | |
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| Installing the Cable | |
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| Making Connections | |
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| Labeling the Cable | |
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| Testing the Cable Runs | |
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| Getting Physical | |
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| Beyond the Basic Star | |
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| Switched Networks | |
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| Multispeed Networks | |
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| Multiple Floors, Multiple Buildings | |
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| Backbones and Building Entrances | |
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| Complexity Is Cool! | |
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| NICs | |
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| Ethernet NICs | |
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| Token Ring NICs | |
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| Installing NICs | |
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| Lights | |
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| Direct Cable Connections | |
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| Diagnostics and Repair of Physical Cabling | |
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| Diagnosing Physical Problems | |
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| Check Your Lights | |
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| Check the NIC | |
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| Cable Testing | |
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| Toners | |
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| Chapter 8 Review | |
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| Wireless Networking | |
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| Wireless Networking Basics | |
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| Wireless Networking Hardware | |
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| Wireless Networking Software | |
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| Wireless Network Modes | |
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| Wireless Networking Security | |
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| Wireless Networking Speed | |
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| Wireless Networking Range | |
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| Wireless Network Broadcasting Frequencies | |
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| Wireless Networking Media Access Methods | |
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| Wireless Networking Standards | |
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| IEEE 802.11-Based Wireless Networking | |
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| Bluetooth | |
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| Configuring Wireless Networking | |
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| Wi-Fi and HomeRF | |
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| Bluetooth | |
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| Troubleshooting Wireless Networks | |
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| Troubleshooting Wi-Fi and HomeRF Wireless Networks | |
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| Troubleshooting Bluetooth | |
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| Chapter 9 Review | |
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| Protocols | |
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| Network Protocols | |
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| Protocol Stacks | |
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| Protocols by Layer | |
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| Implementing Protocols | |
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| Multiple Protocols | |
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| Binding | |
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| Installation | |
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| Protocol Concepts | |
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| NetBIOS/NetBEUI | |
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| In the Early Days | |
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| NetBIOS at Session | |
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| NetBEUI at Transport | |
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| NetBIOS/NetBEUI Naming Weaknesses | |
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| Installing NetBIOS/NetBEUI | |
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| NetBIOS/NetBEUI--Fading Away | |
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| IPX/SPX | |
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| NCP/SAP at Session | |
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| IPX/SPX at Transport and Network | |
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| Installing IPX/SPX | |
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| Splitting Protocols I: NetBIOS over IPX/SPX | |
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| TCP/IP | |
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| Applications | |
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| TCP at Session | |
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| TCP as Transport | |
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| IP at Network | |
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| Installing TCP/IP | |
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| Splitting Protocols II: NetBIOS over TCP/IP | |
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| Also-Ran Protocols | |
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| AppleTalk | |
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| DLC | |
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| Chapter 10 Review | |
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| TCP/IP | |
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| IP Address Basics | |
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| IP Address Format | |
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| Converting IP Addresses | |
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| Local vs. Remote | |
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| ARP | |
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| Gateways | |
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| Subnet Masks and Subnetting | |
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| Network IDs | |
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| Subnet Mask | |
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| Class Licenses | |
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| Classless Subnetting | |
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| Special IP Addresses | |
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| Other Critical TCP/IP Settings | |
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| DNS | |
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| DHCP | |
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| WINS | |
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| TCP/UDP/ICMP Ports | |
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| TCP | |
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| UDP | |
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| ICMP | |
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| IPv6 | |
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| Chapter 11 Review | |
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| Network Operating Systems | |
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| Categorizing Operating Systems | |
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| Client/Server vs. Peer-to-Peer | |
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| Security | |
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| Security Models | |
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| The Major Network Operating Systems | |
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| Microsoft Windows | |
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| Windows 9x | |
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| Windows NT | |
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| Windows 2000 | |
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| Windows XP | |
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| Windows Server 2003 | |
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| User Profiles | |
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| Novell NetWare | |
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| UNIX and Linux | |
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| Mac OS | |
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| Creating Servers and Clients | |
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| Network Interface | |
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| Protocol | |
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| Naming | |
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| Server or Client | |
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| Super User Accounts | |
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| Groups | |
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| Passwords | |
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| Chapter 12 Review | |
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| Sharing Resources | |
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| Resource Naming | |
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| UNC | |
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| URL | |
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| Permissions | |
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| Dueling Security Models | |
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| Windows 9x Permissions | |
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| Windows NT Permissions | |
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| Windows 2000/2003 Permissions | |
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| Windows XP Permissions | |
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| NetWare 3.x Rights | |
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| NetWare 4.x/5.x/6.x | |
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| UNIX/Linux | |
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| Sharing Is Sharing | |
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| Sharing Resources | |
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| Sharing Folders | |
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| Sharing Printers | |
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| Accessing Shared Resources | |
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| Accessing Files in Windows | |
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| Accessing Shared Printers in Windows | |
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| Troubleshooting Shared Resources | |
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| Access Errors | |
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| Chapter 13 Review | |
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| Going Large with TCP/IP | |
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| DNS | |
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| DNS in Detail | |
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| The DNS Cache | |
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| DNS Servers | |
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| Troubleshooting DNS | |
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| DHCP | |
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| DHCP in Detail | |
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| DHCP Servers | |
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| Troubleshooting DHCP | |
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| Release or Renew? | |
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| WINS | |
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| WINS in Detail | |
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| Configuring WINS Clients | |
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| Troubleshooting WINS | |
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| Diagnosing TCP/IP Networks | |
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| Chapter 14 Review | |
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| TCP/IP and the Internet | |
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| Real-World Routers | |
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| Static Routes | |
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| SNMP | |
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| Dynamic Routing | |
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| Connecting to the Internet | |
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| NAT | |
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| Proxy Server | |
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| So What's the Big Difference Between NAT and a Proxy, Anyway? | |
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| TCP/IP Applications | |
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| The Web | |
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| E-mail | |
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| FTP | |
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| Telnet | |
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| Chapter 15 Review | |
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| Remote Connectivity | |
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| SOHO LAN Connections | |
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| Telephone Options | |
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| Public Switched Telephone Network | |
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| ISDN | |
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| DSL | |
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| Cable Modems | |
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| Satellite | |
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| Which Connection? | |
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| WAN Connections | |
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| Copper Carriers: T1 and T3 | |
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| Fiber Carriers: SONET/SDH and OC | |
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| Packet Switching | |
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| Using Remote Access | |
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| Dial-Up to the Internet | |
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| Private Dial-Up | |
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| VPNs | |
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| Dedicated Connection | |
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| Internet Connection Sharing | |
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| Troubleshooting Remote Access | |
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| Is the Physical Remote Connection Running? | |
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| Is Your Hardware Running? | |
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| Are You Configured? | |
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| Is the Server Awake? | |
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| Chapter 16 Review | |
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| Protecting Your Network | |
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| Defining Network Threats | |
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| Internal Threats | |
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| External Threats | |
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| Protecting from Internal Threats | |
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| Passwords | |
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| User Account Control | |
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| Careful Use of Permissions | |
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| Policies | |
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| Protecting a Network from External Threats | |
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| Physical Protection | |
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| Firewalls | |
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| Encryption | |
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| Public Keys and Certificates | |
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| VLAN | |
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| Implementing External Network Security | |
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| Personal Connections | |
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| SOHO Connections | |
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| Large Network Connections | |
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| Chapter 17 Review | |
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| Interconnecting Network Operating Systems | |
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| Connecting to Windows | |
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| Connecting Macintosh to Windows 9x Shared Resources | |
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| Connecting UNIX/Linux Systems to Windows 9x Systems | |
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| Connecting to Windows Workstations (NT 2000 XP) | |
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| Connecting to Windows Server Systems | |
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| Connecting to NetWare | |
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| Connecting Windows Systems to NetWare | |
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| Connecting Macintosh to NetWare | |
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| Native File Access | |
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| Connecting to Macintosh | |
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| Connecting Windows Systems to Macintosh Serving Systems | |
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| Connecting UNIX/Linux Systems to Macintosh Sharing Systems | |
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| Connecting to UNIX/Linux | |
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| Connecting Windows Systems to UNIX/Linux Sharing Systems | |
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| Connecting Macintosh Systems to UNIX/Linux Sharing Systems | |
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| When All Else Fails, Terminal Emulate! | |
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| Chapter 18 Review | |
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| The Perfect Server | |
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| Protection of Data--Fault Tolerance | |
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| RAID | |
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| NAS | |
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| SAN | |
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| Tape Backup | |
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| Data Redundancy Is the Key | |
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| Speed | |
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| Fast NICs | |
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| Make the Drives Faster | |
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| It's Not Just Hardware | |
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| Reliability | |
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| Good Power | |
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| The Computer Virus | |
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| Environment | |
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| Putting Them All Together | |
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| Nothing's Perfect | |
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| Chapter 19 Review | |
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| Zen and the Art of Network Support | |
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| Troubleshooting Tools | |
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| "Touchy" Tools | |
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| Hardware Tools | |
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| Software Tools | |
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| Your Toolbox | |
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| The Troubleshooting Process | |
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| Backups | |
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| Baselines | |
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| Troubleshooting Model | |
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| Troubleshooting as Art--Mike's Four-Layer Model | |
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| Using the Four-Layer Model | |
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| Troubleshooting Scenarios | |
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| "I Can't Log In!" | |
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| "I Can't Get to This Web Site!" | |
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| "Our Web Server Is Sluggish!" | |
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| "I Can't See Anything in Network Neighborhood!" | |
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| Troubleshooting Is Fun! | |
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| Chapter 20 Review | |
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| Glossary | |
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| Index | |