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Index
Title Page
Copyright Page
Dedication
About the Author
Contents
Acknowledgments
Introduction
Part I Network Basics
Chapter 1 What Is a Network?
Local Area Network
Baseband vs. Broadband
Packet Switching vs. Circuit Switching
Cables and Topologies
Media Access Control
Addressing
Repeaters, Bridges, Switches, and Routers
Wide Area Networks
Protocols and Standards
Clients and Servers
Operating Systems and Applications
Chapter 2 The OSI Reference Model
Communications Between the Layers
Data Encapsulation
Horizontal Communications
Vertical Communications
Encapsulation Terminology
The Physical Layer
Physical Layer Specifications
Physical Layer Signaling
The Data Link Layer
Addressing
Media Access Control
Protocol Indicator
Error Detection
The Network Layer
Routing
Fragmenting
Connection-Oriented and Connectionless Protocols
The Transport Layer
Protocol Service Combinations
Transport Layer Protocol Functions
Segmentation and Reassembly
Flow Control
Error Detection and Recovery
The Session Layer
Dialog Control
Dialog Separation
The Presentation Layer
The Application Layer
Part II Network Hardware
Chapter 3 Network Interface Adapters
NIC Functions
NIC Features
Full Duplex
Bus Mastering
Parallel Tasking
Wake-on-LAN or Wake-on-Wireless-LAN
Selecting a NIC
Protocol
Transmission Speed
Network Interface
Bus Interface
Bottlenecks
ISA or PCI?
Integrated Adapters
Fiber-Optic NICs
Portable Systems
Hardware Resource Requirements
Power Requirements
Server vs. Workstation NICs
Chapter 4 Network Interface Adapters and Connection Devices
Repeaters
Hubs
Passive Hubs
Repeating, Active, and Intelligent Hubs
Token Ring MAUs
Hub Configurations
The Uplink Port
Stackable Hubs
Modular Hubs
Bridges
Transparent Bridging
Bridge Loops
Source Route Bridging
Bridging Ethernet and Token Ring Networks
Routers
Router Applications
Router Functions
Routing Tables
Windows Routing Tables
Routing Table Parsing
Static and Dynamic Routing
Selecting the Most Efficient Route
Discarding Packets
Packet Fragmentation
Routing and ICMP
Routing Protocols
Switches
Switch Types
Routing vs. Switching
Virtual LANs
Layer 3 Switching
Multiple-Layer Switching
Chapter 5 Cabling a Network
Cable Properties
Cabling Standards
Data Link Layer Protocol Standards
Coaxial Cable
Thick Ethernet
Thin Ethernet
Cable Television
Twisted-Pair Cable
Unshielded Twisted-Pair
Category 5e
Cat 6 and 6a
Cat 7
Connector Pinouts
Shielded Twisted-Pair
Fiber-Optic Cable
Fiber-Optic Cable Construction
Fiber-Optic Connectors
Chapter 6 Wireless LANs
Wireless Networks
Advantages and Disadvantages of Wireless Networks
Types of Wireless Networks
Wireless Applications
The IEEE 802.11 Standards
The Physical Layer
Physical Layer Frames
The Data Link Layer
Data Link Layer Frames
Media Access Control
Chapter 7 Wide Area Networks
Introduction to Telecommunications
WAN Utilization
Selecting a WAN Technology
PSTN (POTS) Connections
Leased Lines
Leased-Line Types
Leased-Line Hardware
Leased-Line Applications
ISDN
ISDN Services
ISDN Communications
ISDN Hardware
DSL
Switching Services
Packet-Switching Services
Circuit-Switching Services
Frame Relay
Frame-Relay Hardware
Virtual Circuits
Frame-Relay Messaging
ATM
The Physical Layer
The ATM Layer
The ATM Adaptation Layer
ATM Support
SONET
Chapter 8 Server Technologies
Purchasing a Server
Using Multiple Processors
Parallel Processing
Server Clustering
Using Hierarchical Storage Management
Fibre Channel Networking
Network Storage Subsystems
Chapter 9 Designing a Network
Reasoning the Need
Seeking Approval
Designing a Home or Small-Office Network
Selecting Computers
Selecting a Networking Protocol
Choosing a Network Medium
Choosing a Network Speed
Designing an Internetwork
Segments and Backbones
Distributed and Collapsed Backbones
Backbone Fault Tolerance
Selecting a Backbone LAN Protocol
Connecting to Remote Networks
Selecting a WAN Topology
Planning Internet Access
Locating Equipment
Wiring Closets
Data Centers
Finalizing the Design
Part III Network Protocols
Chapter 10 Ethernet Basics
Ethernet Defined
Ethernet Standards
Ethernet II
IEEE 802.3
DIX Ethernet and IEEE 802.3 Differences
IEEE Shorthand Identifiers
CSMA/CD
Collisions
Late Collisions
Physical Layer Guidelines
10Base-5 (Thick Ethernet)
10Base-2 (Thin Ethernet)
10Base-T or 100Base-T (Twisted-Pair Ethernet)
Fiber-Optic Ethernet
Cabling Guidelines
Exceeding Ethernet Cabling Specifications
The Ethernet Frame
The IEEE 802.3 Frame
The Ethernet II Frame
The Logical Link Control Sublayer
The SNAP Header
Full-Duplex Ethernet
Full-Duplex Requirements
Full-Duplex Flow Control
Full-Duplex Applications
Chapter 11 100Base Ethernet and Gigabit Ethernet
100Base Ethernet
Physical Layer Options
Cable Length Restrictions
Autonegotiation
Gigabit Ethernet
Gigabit Ethernet Architecture
Media Access Control
The Gigabit Media-Independent Interface
The Physical Layer
Ethernet Troubleshooting
Ethernet Errors
Isolating the Problem
100VG-AnyLAN
The Logical Link Control Sublayer
The MAC and RMAC Sublayers
The Physical Medium–Independent Sublayer
The Medium-Independent Interface Sublayer
The Physical Medium–Dependent Sublayer
The Medium-Dependent Interface
Working with 100VG-AnyLAN
Chapter 12 Networking Protocols
Token Ring
The Token Ring Physical Layer
Token Passing
Token Ring Frames
Token Ring Errors
FDDI
FDDI Topology
Part IV Network Systems
Chapter 13 TCP/IP
TCP/IP Attributes
TCP/IP Architecture
The TCP/IP Protocol Stack
IP Versions
IPv4 Addressing
Subnet Masking
IP Address Registration
Special IP Addresses
Subnetting
Ports and Sockets
TCP/IP Naming
TCP/IP Protocols
SLIP and PPP
ARP
IP
Chapter 14 Other TCP/IP Protocols
IPv6
IPv6 Addresses
IPv6 Address Structure
Other Protocols
ICMP
UDP
TCP
Chapter 15 The Domain Name System
Host Tables
Host Table Problems
DNS Objectives
Domain Naming
Top-Level Domains
Second-Level Domains
Subdomains
DNS Functions
Resource Records
DNS Name Resolution
Reverse Name Resolution
DNS Name Registration
Zone Transfers
DNS Messaging
The DNS Header Section
The DNS Question Section
DNS Resource Record Sections
DNS Message Notation
Name Resolution Messages
Root Name Server Discovery
Zone Transfer Messages
Chapter 16 Internet Services
Web Servers
Selecting a Web Server
HTML
HTTP
FTP Servers
FTP Commands
FTP Reply Codes
FTP Messaging
E-mail
E-mail Addressing
E-mail Clients and Servers
Simple Mail Transfer Protocol
Post Office Protocol
Internet Message Access Protocol
Part V Network Operating Services
Chapter 17 Windows
The Role of Windows
Versions
Service Packs
Microsoft Technical Support
Operating System Overview
Kernel Mode Components
User Mode Components
Services
The Windows Networking Architecture
The NDIS Interface
The Transport Driver Interface
The Workstation Service
The Server Service
APIs
File Systems
FAT16
FAT32
NTFS
Resilient File System
The Windows Registry
Optional Windows Networking Services
Active Directory
Microsoft DHCP Server
Microsoft DNS Server
Windows Internet Naming Service
Chapter 18 Active Directory
Active Directory Architecture
Object Types
Object Naming
Domains, Trees, and Forests
DNS and Active Directory
Global Catalog Server
Deploying Active Directory
Creating Domain Controllers
Directory Replication
Sites
Microsoft Management Console
Designing an Active Directory
Planning Domains, Trees, and Forests
Chapter 19 Linux
Understanding Linux
Linux Distributions
Advantages and Disadvantages of Linux
File Systems
Linux Installation Questions
Directory Structure
Quick Commands in Linux
Working with Linux Files
Journaling
Editing
Lack of Fragmentation
Chapter 20 Unix
Unix Principles
Unix Architecture
Unix Versions
Unix System V
BSD Unix
Unix Networking
Using Remote Commands
Berkeley Remote Commands
DARPA Commands
Network File System
Client-Server Networking
Chapter 21 Other Network Operating Systems and Networking in the Cloud
Historical Systems
FreeBSD
NetBSD
OpenBSD
Oracle Solaris
Operating in the Cloud
History of the Cloud
Benefits of the Cloud
Disadvantages in the Cloud
How the Cloud Works
Cloud Types
Cloud Service Models
Infrastructure as a Service
Platform as a Service
Software as a Service
Network as a Service
Part VI Network Services
Chapter 22 Network Clients
Windows Network Clients
Windows Networking Architecture
NetWare Clients
Macintosh Clients
Connecting Macintosh Systems to Windows Networks
Unix Clients
Applications
Unix Access
Windows 7 Interface
Windows 8 Interface
Chapter 23 Network Security Basics
Securing the File System
The Windows Security Model
Windows File System Permissions
Unix File System Permissions
Verifying Identities
FTP User Authentication
Kerberos
Public Key Infrastructure
Digital Certificates
Token-Based and Biometric Authentication
Securing Network Communications
IPsec
SSL
Firewalls
Packet Filters
Network Address Translation
Proxy Servers
Circuit-Level Gateways
Combining Firewall Technologies
Chapter 24 Wireless Security
Wireless Functionality
Wireless Network Components
Wireless Router Types
Wireless Transmission
Wireless Access Points
Creating a Secure Wireless Network
Securing a Wireless Home Network
Securing a Business Network
Securing a Wireless Router
Securing Mobile Devices
What Are the Risks?
Unsecured Home Networks
Wireless Invasion Tools
Understanding Encryption
Chapter 25 Overview of Network Administration
Locating Applications and Data in Windows Systems
Server-Based Operating Systems
Server-Based Applications
Storing Data Files
Controlling the Workstation Environment
Drive Mappings in Windows
User Profiles
Controlling the Workstation Registry
Using System Policies
Chapter 26 Network Management and Troubleshooting Tools
Operating System Utilities
Windows Utilities
TCP/IP Utilities
Network Analyzers
Filtering Data
Traffic Analysis
Protocol Analysis
Cable Testers
Chapter 27 Backing Up
Backup Hardware
Backup Capacity Planning
Hard Disk Drives
RAID Systems
Using RAID
Network-Attached Storage
Magnetic Tape Drives
Tape Drive Interfaces
Magnetic Tape Capacities
Backup Software
Selecting Backup Targets
Backing Up Open Files
Recovering from a Disaster
Job Scheduling
Rotating Media
Backup Administration
Event Logging
Performing Restores
Index
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