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| Introduction | |
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| Who Should Use This Book? | |
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| What Will You Find Inside? | |
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| What's New in This Edition | |
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| Up Front: Network Planning and Design Concepts | |
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| A Short History of Computer Networking | |
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| Overview of Network Topologies | |
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| LAN Topologies | |
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| Building and Campus Topologies | |
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| Multi-Tiered Network Topology | |
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| Network Design Strategies | |
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| Planning a Logical Network Design | |
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| Planning and Design Components | |
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| The Physical Network | |
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| Planning Resources | |
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| Upgrading Strategies and Project Management | |
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| Where Do You Start? | |
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| Determining When an Upgrade is Necessary-The Evaluation Process | |
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| What Resources Are Needed for the Upgrade? | |
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| Planning an Upgrade | |
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| Testing the Plan | |
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| Deployment | |
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| User Training | |
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| Closing the Book-Documenting What Has Changed and Why | |
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| Other Considerations for Upgrading | |
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| Protecting the Network: Preventative Maintenance Techniques | |
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| Power Conditioning and Uninterruptible Power Supplies (UPSs) | |
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| Network Monitoring | |
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| Server and Workstation Backups | |
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| Routine Maintenance | |
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| Building Redundancy into the Network | |
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| Recovery Planning | |
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| Justifying Preventative Maintenance | |
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| Physical Networking Components | |
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| Wiring the Network-Cables, Connectors, Concentrators, and Other Network Components | |
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| Structured Wiring | |
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| Important Definitions | |
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| Physical Cable Types | |
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| Terminations and Connections | |
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| Telecommunications Rooms | |
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| Network Interface Cards | |
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| Choosing a Hardware Bus Type | |
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| The Wired for Management (WfM) Initiative | |
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| Multi-Homed Systems | |
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| Load Balancing and Dual-Redundant Network Controllers | |
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| Software Drivers | |
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| IRQs and I/O Ports | |
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| Troubleshooting Network Cards | |
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| Network Switches | |
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| How Switches Work | |
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| Switch Hardware Types | |
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| Switch Troubleshooting and Management | |
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| Virtual LANs | |
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| Virtual LANs and Network Topologies | |
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| Switching Based on Network Frames | |
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| Implicit and Explicit Tagging | |
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| IEEE Standards for Virtual LANs | |
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| What Kind of Switch Should You Buy? | |
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| Routers | |
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| What Routers Do | |
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| The Difference Between Routable Protocols and Routing Protocols | |
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| When Do You Need to Use a Router? | |
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| Router Ports and Connections | |
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| Configuring Routers | |
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| Router Chassis Types | |
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| Network Attached Storage (NAS) and Storage Area Networks (SANs) | |
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| Local Versus Networked Storage Devices | |
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| Network Attached Storage | |
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| Storage Area Networks | |
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| Basic SANs: Arbitrated Loops | |
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| Using a Fabric Switched Topology for SANs | |
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| A Mixed Topology of Loops and Switches | |
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| IP SANs and iSCSI | |
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| What Kind of NAS or SAN Solution Should You Use? | |
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| Low-Level Network Protocols | |
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| The IEEE LAN/MAN Committee Networking Standards | |
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| What Is the LAN/MAN Committee? | |
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| Obtaining the IEEE 802 Standards Documents Free | |
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| Ethernet: The Universal Standard | |
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| A Short History of Ethernet | |
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| Collisions: What Are CSMA/CA and CSMA/CD? | |
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| Restrictions on Legacy Ethernet Topologies | |
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| Using a Bus Topology | |
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| Using a Star Topology | |
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| Hybrid LAN Topologies | |
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| Using a Backbone to Connect the Enterprise | |
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| Ethernet Frames | |
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| Fast Ethernet (IEEE 802.3u) and Gigabit Ethernet (IEEE 802.3z) | |
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| Ethernet Problems | |
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| Ethernet Errors | |
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| Monitoring Errors | |
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| Dedicated Connections and Wan Protocols | |
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| Dial-Up Connections | |
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| The Point-to-Point Protocol and the Serial Line Internet Protocol | |
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| The Serial Line Internet Protocol (SLIP) | |
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| The Point-to-Point Protocol (PPP) | |
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| Configuring a Windows XP Professional Client for Dial-Up | |
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| When Dial-Up Isn't Fast Enough | |
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| Dedicated Connections | |
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| Leased Lines | |
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| Asynchronous Transfer Mode (ATM) | |
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| The Importance of Frame Relay and the X.25 Interface | |
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| Digital Subscriber Lines (DSL) Technology | |
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| DSL and Cable Modems | |
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| The Future of DSL | |
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| Using a Cable Modem | |
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| How Cable Modems Work | |
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| How Cable Modems Differ from xDSL Broadband Access | |
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| The Data Over Cable Service Interface Specification (DOCSIS) | |
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| Choosing Between Cable and DSL | |
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| Wireless Networking Protocols | |
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| Introduction to Wireless Networking | |
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| Why Wireless Networks Have Proliferated | |
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| Access Points and Ad Hoc Networks | |
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| Physical Transmission Technologies | |
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| The IEEE 802.11 Wireless Standard | |
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| Sources of Interference for Wireless Networks | |
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| IEEE 802.11b: Wi-Fi Pioneer | |
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| Components of an 802.11-Based Wireless Network | |
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| 802.11b-First, But Fading Away | |
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| What to Look for in an Access Point | |
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| Do You Need a Wireless Network? | |
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| Connecting the Wireless Network to a Wired LAN | |
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| Dual-Mode Access Points | |
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| Why Wi-Fi? | |
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| Faster Service: IEEE 802.11a | |
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| Overview of the IEEE 802.11a Standard | |
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| Comparing 802.11a with 802.11b and 802.11g | |
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| The IEEE 802.11g Standard | |
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| Overview of the 802.11g Standard | |
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| Installing a Wireless-G Broadband Router | |
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| Installing and Configuring a Wireless Network Adapter | |
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| Proprietary Extensions to the IEEE 802.11g Standard | |
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| Improving Network Performance with Dual-Band Wireless Technology | |
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| Which Wireless Protocol Should You Use? | |
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| Bluetooth Wireless Technology | |
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| The Bluetooth Special Interest Group (SIG) | |
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| General Overview of Bluetooth | |
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| Piconets and Scatternets | |
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| Bluetooth Device Modes | |
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| SCO and ACL Links | |
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| What Are Bluetooth Profiles? | |
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| Bluetooth Is More Than a Wireless Communication Protocol | |
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| Security and Other Wireless Technologies | |
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| Instant Messaging and Consumer Devices | |
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| Wireless Security | |
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| Personal Area Networks (PANs) | |
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| Lan and Wan Network, Service, and Application Protocols | |
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| Overview of the TCP/IP Protocol Suite | |
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| TCP/IP and the OSI Reference Model | |
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| The Internet Protocol (IP) | |
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| The Address Resolution Protocol-Resolving IP Addresses to Hardware Addresses | |
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| The Transmission Control Protocol (TCP) | |
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| The User Datagram Protocol (UDP) | |
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| Ports, Services, and Applications | |
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| The Internet Control Message Protocol (ICMP) | |
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| Basic TCP/IP Services and Applications | |
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| The File Transfer Protocol (FTP) | |
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| The Telnet Protocol | |
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| Using Telnet and FTP with a Firewall | |
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| The R-Utilities | |
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| The Finger Utility | |
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| Other Services and Applications Built on the TCP/IP Suite | |
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| Internet Mail Protocols: POP3, SMTP, and IMAP | |
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| How SMTP Works | |
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| Putting It All Together | |
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| The Post Office Protocol (POP3) | |
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| The Internet Message Access Protocol Version 4 (IMAP4) | |
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| Troubleshooting Tools for TCP/IP Networks | |
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| Checking the Host System's Configuration First | |
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| Using ping and tracert to Check Connectivity | |
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| Using the nslookup Command to Trouble-shoot Name Resolution Issues | |
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| Other Useful Commands | |
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| Using Network Connection Repair in Windows XP | |
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| BOOTP and Dynamic Host Configuration Protocol (DHCP) | |
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| What Is BOOTP? | |
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| Taking BOOTP One Step Further: DHCP | |
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| Installing and Configuring a DHCP Server on Windows 2000/2003 | |
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| Using DHCP with Red Hat Linux | |
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| Configuring a Router or WAP to Provide DHCP Services | |
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| Network Name Resolution | |
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| Hardware Versus Protocol Addresses | |
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| NetBIOS | |
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| Installing and Configuring WINS on Windows 2000/2003 Servers | |
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| TCP/IP Names | |
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| Installing DNS on a Windows Server | |
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| Network Information Service | |
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| Using the Active Directory Service | |
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| Early Directory Technologies | |
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| Objects and Attributes | |
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| What Is a Domain Tree? What Is a Forest? | |
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| The Active Directory and Dynamic DNS | |
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| Active Directory Service Interfaces (ADSI) | |
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| The Active Directory Schema | |
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| Finding Objects in the Active Directory | |
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| The Active Directory Service and Windows Server 2003 | |
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| New Active Directory Features in Windows Server 2003 | |
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| File Server Protocols | |
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| Why File Server Protocols are Important | |
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| Server Message Block (SMB) and the Common Internet File System (CIFS) | |
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| NetWare Core Protocol (NCP) | |
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| Unix Network File System (NFS) | |
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| Microsoft Distributed File System (DFS) | |
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| The Hypertext Transfer Protocol | |
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| The Beginning of HTTP | |
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| Defining HTTP | |
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| URLs, URIs, and URNs | |
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| Routing Protocols | |
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| Basic Types of Routing Protocols | |
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| Multi-Protocol Label Switching (MPLS) | |
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| The Secure Sockets Layer (SSL) Protocol | |
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| Symmetric and Asymmetric Encryption | |
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| Does SSL Provide Enough Security for Internet Transactions? | |
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| OpenSource SSL | |
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| Introduction to the IPv6 Protocol | |
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| What's the Difference Between IPv4 and IPv6? | |
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| The IPv6 Headers | |
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| Other IPv6 Considerations | |
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| The Future of IPv6 | |
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| Network User and Resource Management | |
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| Windows NT Domains | |
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| Workgroups and Domains | |
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| Windows NT User Groups | |
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| Managing User Accounts | |
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| Passwords and Policies | |
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| Strategies to Minimize Logon Problems | |
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| Windows 2000 and Windows Server 2003 User and Computer Management Utilities | |
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| The Microsoft Management Console | |
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| User Management | |
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| Computer Management | |
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| Windows 2000 User Groups | |
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| Managing Unix and Linux Users | |
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| User Administration | |
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| Network Information Service (NIS) | |
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| Common Login Problems | |
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| Rights and Permissions | |
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| User-Level and Share-Level Security | |
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| Assigning User Rights for Windows 2000, Server 2003, and XP | |
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| NTFS Standard and Special Permissions | |
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| User Groups Make Managing User Rights Easier | |
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| User Groups in Windows 2000 and Server 2003 | |
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| Active Directory Groups | |
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| NetWare | |
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| Unix and Linux | |
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| Network Printing Protocols | |
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| Printing Protocols and Printing Languages | |
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| Data Link Control Protocol (DLC) | |
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| Internet Printing Protocol (IPP) | |
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| Print Servers | |
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| Unix/Linux Printing | |
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| Configuring Windows Print Servers | |
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| Installing and Configuring Printers on Windows Servers | |
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| Printing Under Netware | |
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| Hardware-Based Print Servers-Print Server Appliances | |
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| System and Network Security | |
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| Basic Security Measures Every Network Administrator Needs to Know | |
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| Policies and Procedures | |
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| Physical Security Measures | |
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| The Two Sides of Security | |
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| System Daemons and Services | |
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| Removing Dead Wood | |
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| Delegating Authority | |
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| Don't Forget About Firewalls | |
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| Auditing and Other Monitoring Measures | |
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| Unix and Linux Systems | |
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| Configuring Windows NT 4.0 Auditing Policies | |
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| Configuring Windows 2000 and Windows Server 2003 Auditing Policies | |
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| Auditing Windows XP Professional Computers | |
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| Novell Security | |
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| NetWare Auditing Solutions | |
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| Security Issues for Wide Area Networks | |
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| You've Been Targeted! | |
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| Computer Viruses, Trojan Horses, and Other Destructive Programs | |
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| Your Network Under Fire-Common Attacks | |
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| Network Probes | |
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| Spoofing and Impersonation | |
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| If It's Too Good to Be True, It Isn't | |
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| Preventative Measures | |
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| Staying on Top of Security Issues | |
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| Firewalls | |
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| What Is a Firewall? | |
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| Packet Filters | |
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| Intrusion Detection (Stateful Inspection) | |
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| Proxey Servers | |
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| Hybrids | |
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| Inexpensive Firewalls for SOHO Environments | |
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| How Do You Know That the Firewall Is Secure? | |
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| Virtual Private Networks (VPNs) and Tunneling | |
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| What Is a VPN? | |
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| Protocols, Protocols, and More Protocols! | |
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| IPSec Protocols | |
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| The Point-to-Point Tunneling Protocol (PPTP) | |
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| Layer Two Tunneling Protocol (L2TP) | |
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| Creating a VPN Connection with Windows XP Professional | |
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| Selecting a Router with VPN Support | |
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| Encryption Technology | |
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| Computers and Privacy | |
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| What Is Encryption? | |
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| Digital Certificates | |
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| Pretty Good Privacy (PGP) | |
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| Troubleshooting Networks | |
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| Strategies for Troubleshooting Network Problems | |
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| A Documented Network Is Easier to Troubleshoot | |
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| Problem-Solving Techniques | |
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| Pitfalls of Troubleshooting | |
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| Network Testing and Analysis Tools | |
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| Basics: Testing Cables | |
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| Network and Protocol Analyzers | |
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| Simple Network Management Protocol (SNMP) | |
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| Troubleshooting Small Office and Home Office (SOHO) Networks | |
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| Power Problems | |
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| Computer Configuration Issues | |
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| Component Problems-You Can't Get There from Here | |
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| Secure Those Cables! | |
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| Firewall Problems | |
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| Keeping Your Network Healthy | |
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| Wireless Networking Problems | |
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| When All Else Fails | |
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| Upgrading Network Hardware | |
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| Upgrading Older Ethernet Networks | |
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| Upgrading from 10BASE-2 or 10BASE-T | |
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| Hardware and Software Factors to Consider for 10BASE-2, 10BASE-T, and 100BASE-T | |
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| Connecting Networks That Use Different Cables or Topologies | |
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| Other Possibilities | |
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| Upgrading the Network Backbone to Gigabit Ethernet | |
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| Using Gigabit Ethernet for High-End Servers | |
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| Gigabit Ethernet Can Cover the Distance | |
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| 10 Gigabit Ethernet Is Becoming Economically Feasible | |
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| Upgrading from Bridges and Hubs to Routers and Switches | |
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| Growing Beyond a Small LAN | |
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| From Bridges to Routers | |
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| From Bridges to Switches | |
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| Adding Wireless Networking to a LAN | |
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| Why Go Wireless? | |
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| Choosing Locations for Access Points | |
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| Security Issues | |
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| Migration and Integration | |
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| Migrating from NetWare to Windows 2000 or Windows 2003 | |
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| Windows Protocols and Services | |
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| Microsoft's Services for NetWare Version 5.0 (SFN) | |
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| Migration and Integration Issues: Windows NT, Windows 2000, Windows 2003, Unix, and Linux | |
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| Windows Server Support for Unix Protocols and Utilities | |
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| Managing the FTP Service on Windows Server 2003 | |
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| Applications | |
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| Microsoft Windows Services for Unix 3.5 | |
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| Samba | |
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| Sun Network Information System | |
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| Migrating from Windows NT 4.0 to Windows 2000, Windows 2003, and Windows XP | |
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| Do You Need to Upgrade the Operating System or Applications? | |
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| Upgrading to Windows 2000 Server | |
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| Implementing a Migration to the Active Directory for Windows 2000 | |
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| Upgrading Windows NT 4.0 or Windows 2000 to Windows Server 2003 | |
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| Migration and Integration: NetWare, Unix, and Linux | |
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| Why Use Unix or Linux? | |
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| Key Differences Between Unix/Linux and NetWare | |
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| Moving User Accounts | |
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| Networking Protocols | |
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| Applications | |
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| Finding Linux Drivers for Hardware | |
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| Novell Open Enterprise Server | |
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| Appendixes | |
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| Overview of the OSI Seven-Layer Networking Reference Model | |
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| It's Only a Model! | |
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| |
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| Networking Glossary | |
| |
| |
| |
| Internet Resources for Network Administrators | |
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| |
| Standards Organizations | |
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| Network Hardware and Software Manufacturers | |
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| Wireless Networking | |
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| Security | |
| |
| |
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| The Lightweight Directory Access Protocol | |
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| A Quick Introduction to LDAP | |
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| The X.500 Protocols and Standards | |
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| The Lightweight Directory Access Protocol | |
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| LDAP Directories | |
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| |
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| Introduction to Setting Up a SOHO Network | |
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| Assessing Your Requirements: What Do You Need? | |
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| SOHO Network Topologies | |
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| Backup Solutions for a SOHO Network | |
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| Index | |