Chapter 1 Introduction to Computer Networks
1-1 INTRODUCTION 5
1-2 NETWORK TOPOLOGIES 5
1-3 THE ETHERNET LAN
IP (Internet Protocol) Addressing
1-4 ASSEMBLING A HOME NETWORK
Securing the Home Network
IP Addressing in the Home Network
1-5 ASSEMBLING AN OFFICE LAN
1-6 TESTING AND TROUBLESHOOTING A LAN
1-7 ANALYZING COMPUTER NETWORKS
Summary
Questions and Problems
Chapter 2 Physical Layer Cabling: Twisted Pair
2-1 INTRODUCTION
2-2 STRUCTURED CABLING
Horizontal Cabling
2-3 UNSHIELDED TWISTED-PAIR CABLE
Shielded Twisted-pair Cable
2-4 TERMINATING CAT6/5E/5 UTP CABLES
Computer Communication
Straight-through and Crossover Patch Cables
2-5 CABLE TESTING AND CERTIFICATION
Testing the CAT6 Link
2-6 10 Gigabit Ethernet over Copper
Overview
Alien Crosstalk (AXT)
Signal Transmission
2-7 TROUBLESHOOTING COMPUTER NETWORKS
Installation
Cable Stretching
Cable Failing to Meet Manufacturer Specifications
CAT5e Cable Test Examples
Summary
Questions and Problems
Chapter 3 Computer Fundamentals
3-1 INTRODUCTION
3-2 THE COMPUTER BUS CONNECTION
Motherboard Bus Connections
3-3 DEVICE DRIVERS
Verifying Device Drivers on Windows Vista/XP
Verifying Device Drivers on Mac OS X
3-4 COMPUTER MEMORY
Types of Memory
3-5 AN OVERVIEW OF FAT AND NTFS
FAT
FAT32
NTFS
3-6 CONFIGURING THE BIOS BOOT SEQUENCE
Summary
Questions and Problems
Chapter 4 Interconnecting the LANs
4-1 INTRODUCTION
4-2 THE OSI MODEL
4-3 THE NETWORK BRIDGE
4-4 THE NETWORK SWITCH
Hub–Switch Comparison
Managed Switches
Multilayer Switches
4-5 THE ROUTER
The Router Interface: Cisco 2800 Series
The Router Interface—Cisco 2600 Series
The Router Interface—Cisco 2500 Series
4-6 INTERCONNECTING LANS WITH THE ROUTER
Gateway Address
Network Segments
4-7 CONFIGURING THE NETWORK INTERFACE—AUTONEGOTIATION
Auto-Negotiation Steps
Full Duplex/Half Duplex
Summary
Questions and Problems
Chapter 5 TCP/IP
5-1 INTRODUCTION
5-2 THE TCP/IP LAYERS
The Application Layer
The Transport Layer
The Internet Layer
The Network Interface Layer
5-3 NUMBER CONVERSION
Binary-Decimal Conversion
Decimal-Binary Conversion
Hexadecimal Numbers
5-4 IPV4 ADDRESSING
Private IP Addresses
IP Address Assignment
5-5 SUBNET MASKS
5-6 CIDR BLOCKS
5-7 IPV6 ADDRESSING
5-8 ANALYZING COMPUTER NETWORKS—FTP DATA PACKETS
Summary
Questions and Problems
Chapter 6 Introduction to Router Configuration
6-1 INTRODUCTION
6-2 ROUTER FUNDAMENTALS
Layer 3 Networks
6-3 THE CONSOLE PORT CONNECTION
Configuring the HyperTerminal Software (Windows)
Configuring the Z-Term Serial Communications Software (Mac)
6-4 THE ROUTER'S USER EXEC MODE (ROUTER>)
The User EXEC Mode
Router Configuration Challenge—The User EXEC Mode
6-5 THE ROUTER'S PRIVILEGED EXEC MODE (ROUTER#)
Hostname
Enable Secret
Setting the Line Console Passwords
Fast Ethernet Interface Configuration
Serial Interface Configuration
Router Configuration Challenge—The Privileged EXEC Mode
6-6 TROUBLESHOOTING THE ROUTER INTERFACE
Summary
Questions and Problems
Chapter 7 Routing Protocols
7-1 INTRODUCTION
7-2 STATIC ROUTING
Gateway of Last Resort
Configuring Static Routes
Networking Challenge—Static Routes
7-3 DYNAMIC ROUTING PROTOCOLS
Distance Vector Protocols
Link State Protocols
7-4 RIP—ROUTING INFORMATION PROTOCOL
Configuring Routes with RIP
Networking Challenge—RIP
7-5 IGRP—INTERIOR GATEWAY ROUTING PROTOCOL
Configuring Routes with IGRP
Networking Challenge—IGRP
7-6 OSPF—OPEN SHORTEST PATH FIRST ROUTING PROTOCOL
Configuring Routes with OSPF
Networking Challenge—OSPF
7-7 EIGRP—ENHANCED INTERIOR GATEWAY ROUTING PROTOCOL
Configuring Routes with EIGRP
Networking Challenge—EIGRP
7-8 CONFIGURING A JUNIPER ROUTER
Operational Mode
Router Configuration Mode
Displaying the Router Interfaces
Hostname Configuration
Assigning an IP Address to an Interface
Static Route
RIP Configuration
OSPF Configuration
7-9 TFTP—Trivial File Transfer Protocol
Configuring TFTP
Networking Challenge—TFTP
7-10 ANALYZING OSPF "HELLO" PACKETS
Summary
Questions and Problems
Chapter 8 Wide Area Networking
8-1 INTRODUCTION
8-2 THE LINE CONNECTION
Data Channels
Point of Presence
T1 Framing
Line Coding Formats
8-3 FRAME RELAY
Establishing a Frame Relay Connection
Configuring Frame Relay Point-to-Point on the Router
Networking Challenge—Frame Relay
8-4 ATM
Establishing the ATM Connection
8-5 DIAL-IN ACCESS
Analog Modem Technologies
Cable Modems
ISDN
xDSL Modems
The Remote Access Server
8-6 VPN
Configuring a VPN Virtual Interface (Router to Router)
Troubleshooting the VPN Tunnel Link
Configuring a VPN Server
Configuring a Remote Client's VPN Connection
8-7 WIDE AREA NETWORK ROUTING
8-8 INTERNET ROUTING
Configuring BGP
Networking Challenge—BGP
8-9 ANALYZING INTERNET DATA TRAFFIC
Utilization/Errors Strip Chart
Network Layer Matrix
Network Layer Host Table
Frame Size Distribution
Summary
Questions and Problems
Chapter 9 Configuring and Managing the Campus Network
9-1 INTRODUCTION
9-2 DESIGNING THE CAMPUS NETWORK
Core Layer
Distribution Layer
Access Layer
Data Flow
Selecting the Media
Load Balancing
9-3 IP ASSIGNMENT AND DHCP
The DHCP Data Packets
9-4 NETWORK SERVICES—DNS
Campus DNS
9-5 NETWORK MANAGEMENT
Configuring SNMP
Power over Ethernet (PoE)
9-6 Switch/VLAN Configuration
Virtual LAN (VLAN)
Switch Configuration
Hostname
Enable Secret
Setting the Line Console Passwords
Static VLAN Configuration
Networking Challenge—Static VLAN Configuration
Spanning-Tree Protocol
9-7 ANALYZING CAMPUS NETWORK DATA TRAFFIC
Summary
Questions and Problems
Chapter 10 Network Security
10-1 INTRODUCTION
10-2 INTRUSION (HOW AN ATTACKER GAINS CONTROL OF A NETWORK)
Social Engineering
Password Cracking
Packet Sniffing
Vulnerable Software
Viruses and Worms
Wireless Vulnerabilities
10-3 DENIAL OF SERVICE
Distributed Denial of Service Attacks (DDoS)
10-4 FIREWALLS AND ACCESS LISTS
Attack Prevention
10-5 INTRUSION DETECTION
10-6 ANALYZING UNSECURED DATA PACKETS
Summary
Questions and Problems
Chapter 11 Wireless Networking
11-1 INTRODUCTION
11-2 THE IEEE 802.11 WIRELESS LAN STANDARD
11-3 802.11 WIRELESS NETWORKING
11-4 Bluetooth, WiMAX, and RFID
Bluetooth
WiMAX
RFID (Radio Frequency Identification)
11-5 SECURING WIRELESS LANS
11-6 CONFIGURING A POINT-TO-MULTIPOINT WIRELESS LAN: A CASE STUDY
1. Antenna Site Survey
2. Establishing a Point-to-Point Wireless Link to the Home Network
3–4. Configuring the Multipoint Distribution/Conducting an RF Site Survey
5. Configuring the Remote Installations
Summary
Questions and Problems
Chapter 12 Optical Networking
12-1 INTRODUCTION
12-2 THE NATURE OF LIGHT
Graded-Index Fiber
Single-Mode Fibers
12-3 FIBER ATTENUATION AND DISPERSION
Attenuation
Dispersion
Dispersion Compensation
12-4 OPTICAL COMPONENTS
Intermediate Components
Detectors
Fiber Connectorization
12-5 OPTICAL NETWORKING ARCHITECTURES
Defining Optical Networking
Building Distribution
Campus Distribution
12-6 SYSTEM DESIGN AND OPERATIONAL ISSUES
12-7 SAFETY
12-8 TROUBLESHOOTING COMPUTER NETWORKS (THE OTDR)
Summary
Questions and Problems
Chapter 13 Voice over IP
13-1 INTRODUCTION
13-2 THE BASICS OF VOICE OVER IP
13-3 VOICE OVER IP NETWORKS
Replacing an Existing PBX Tie Line
Upgrading Existing PBXs to Support IP Telephony
Switching to a Complete IP Telephony Solution
13-4 QUALITY OF SERVICE
Jitter
Network Latency
Queuing
13-5 ANALYZING VoIP DATA PACKETS
Analyzing VoIP Telephone Call Data Packets
Summary
Questions and Problems
Chapter 14 The Network Server
14-1 INTRODUCTION
Network Definitions
Network Types
Server Types
Adding the Network Server
14-2 INSTALLING AND CONFIGURING THE NETWORK SERVER
Creating a Server Domain (Windows 2003 Server)
Configuring Windows 2008 Server
Configuring the IP Address
14-3 ADDING COMPUTERS, USERS, AND GROUPS
Adding Computers to the Windows 2008/2003 Server Domain
Adding Users to the Windows 2008/2003 Server Domain
Adding Organizational Units and Groups to the Windows 2008/2003 Server Domain
14-4 SETTING GROUP PERMISSIONS AND POLICIES
2008 Server: Setting Domain Policies
2003 Server: Setting Domain Policies
14-5 VERIFYING "NETWORK" AND "MY NETWORK PLACES" IN WINDOWS-BASED PCS
"Network," Windows Vista
"My Network Places" on Windows XP
"My Network Places" on Windows 2000
"Network Neighborhood" for Windows NT and 98
14-6 CONFIGURING THE NETWORK SERVER'S ACCOUNT LOCKOUT POLICY
Summary
Questions and Problems
Chapter 15 Linux Networking
15-1 INTRODUCTION
15-2 LOGGING ON TO LINUX
Adding a User Account
15-3 LINUX FILE STRUCTURE AND FILE COMMANDS
Listing Files
Displaying File Contents
Directory Operations
File Operations
Permissions and Ownership
15-4 LINUX ADMINISTRATION COMMANDS
The man (manual) Command
The ps (processes) Command
The su (substitute user) Command
The mountCommand
The shutdown Command
Linux Tips
15-5 ADDING APPLICATIONS TO LINUX
15-6 LINUX NETWORKING
Installing SSH
The ftp Client
The ftp Server
DNS Service on Linux
Changing the Hostname
15-7 TROUBLESHOOTING SYSTEM AND NETWORK PROBLEMS WITH LINUX
Troubleshooting Boot Processes
Listing Users on the System
Network Security
Enabling and Disabling Boot Services
15-8 MANAGING THE LINUX SYSTEM
Summary
Questions and Problems
Chapter 16 Industrial Networks
16-1 INTRODUCTION
16-2 OVERVIEW OF INDUSTRIAL NETWORKS
Characteristics of Industrial Networks
16-3 INDUSTRIAL ETHERNET
Achieving Determinism
Topology
Switching
Cabling and Components
16-4 INDUSTRIAL ETHERNET PROTOCOLS
Ethernet/IP
Foundation Fieldbus High-Speed Ethernet (HSE)
Profinet
Interface for Distributed Automation (IDA)
Manufacturing Message Specification (MMS)
Modbus TCP
16-5 LEGACY DEVICE AND CONTROLLER LEVEL BUSES
Open Buses
Proprietary Buses
Summary
Questions and Problems
Glossary
0131358383 TOC 8/4/2008
Jeff Beasley is a professor with the Department of Engineering Technology at New Mexico State University. He has been teaching with the department since 1988 and is the co-author of Modern Electronic Communication and Electronic Devices and Circuits.
http://web.nmsu.edu/~jbeasley/
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