CCNA: Cisco Certified Network Associate Study Guide

CCNA: Cisco Certified Network Associate Study Guide, 6E
	Front Matter
		Acknowledgments
		Contents at a Glance
		Table of Contents
		Introduction
			Cisco\'s Network Support Certifications
			What Does This Book Cover?
			How to Use This Book
			What\'s on the CD?
			Where Do You Take the Exams?
			Tips for Taking Your CCNA Composite Exam
			How to Contact the Author
		Assessment Test
		Answers to Assessment Test
	Chapter 1: Internetworking
		Internetworking Basics
		Internetworking Models
			The Layered Approach
			Advantages of Reference Models
		The OSI Reference Model
			The Application Layer
			The Presentation Layer
			The Session Layer
			The Transport Layer
			The Network Layer
			The Data Link Layer
			The Physical Layer
		Ethernet Networking
			Half- and Full-Duplex Ethernet
			Ethernet at the Data Link Layer
			Ethernet at the Physical Layer
		Ethernet Cabling
			Straight-Through Cable
			Crossover Cable
			Rolled Cable
		Data Encapsulation
		The Cisco Three- Layer Hierarchical Model
			The Core Layer
			The Distribution Layer
			The Access Layer
		Summary
		Exam Essentials
		Written Lab 1
			Written Lab 1.1: OSI Questions
			Written Lab 1.2: Defining the OSI Layers and Devices
			Written Lab 1.3: Identifying Collision
			Written Lab 1.4: Binary/Decimal/Hexadecimal Conversion
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 1
		Answer to Written Lab 1.2
		Answers to Written Lab 1.3
		Answers to Written Lab 1.4
	Chapter 2: Introduction to TCP/IP
		TCP/IP and the DoD Model
			The Process/Application Layer Protocols
			The Host-to-Host Layer Protocols
			The Internet Layer Protocols
		IP Addressing
			IP Terminology
			The Hierarchical IP Addressing Scheme
			Private IP Addresses
		Broadcast Addresses
		Summary
		Exam Essentials
		Written Lab 2
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 2
	Chapter 3: Subnetting, Variable Length Subnet Masks ( VLSMs), and Troubleshooting TCP/ IP
		Subnetting Basics
			How to Create Subnets
			Subnet Masks
			Classless Inter-Domain Routing (CIDR)
			Subnetting Class C Addresses
			Subnetting Class B Addresses
			Subnetting Class A Addresses
		Variable Length Subnet Masks (VLSMs)
			VLSM Design
			Implementing VLSM Networks
		Summarization
		Troubleshooting IP Addressing
			Determining IP Address Problems
		Summary
		Exam Essentials
		Written Labs 3
			Written Lab 3.1: Written Subnet Practice #1
			Written Lab 3.2: Written Subnet Practice
			Written Lab 3.3: Written Subnet Practice
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 3.1
		Answers to Written Lab 3.2
		Answers to Written Lab 3.3
	Chapter 4: Cisco\'s Internetworking Operating System ( IOS) and Security Device Manager ( SDM)
		The IOS User Interface
			Cisco Router IOS
			Connecting to a Cisco Router
			Bringing Up a Router
		Command-Line Interface (CLI)
			Entering the CLI from a Non-ISR Router
			Overview of Router Modes
			CLI Prompts
			Editing and Help Features
			Gathering Basic Routing Information
		Router and Switch Administrative Configurations
			Hostnames
			Banners
			Setting Passwords
			Encrypting Your Passwords
			Descriptions
		Router Interfaces
			Bringing Up an Interface
		Viewing, Saving, and Erasing Configurations
			Deleting the Configuration and Reloading the Router
			Verifying Your Configuration
		CiscoÌs Security Device Manager (SDM)
		Summary
		Exam Essentials
		Written Lab 4
		Hands-on Labs
			Hands-on Lab 4.1: Logging into a Router
			Hands-on Lab 4.2: Using the Help and Editing Features
			Hands-on Lab 4.3: Saving a Router Configuration
			Hands-on Lab 4.4: Setting Your Passwords
			Hands-on Lab 4.5: Setting the Hostname, Descriptions,
			IP Address, and Clock Rate
			Hands-on Lab 4.6: Installing SDM on Your Computer
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 4
	Chapter 5: Managing a Cisco Internetwork
		The Internal Components of a Cisco Router
		The Router Boot Sequence
		Managing Configuration Register
			Understanding the Configuration Register Bits
			Checking the Current Configuration Register Value
			Changing the Configuration Register
			Recovering Passwords
			Boot System Commands
		Backing Up and Restoring the Cisco IOS
			Verifying Flash Memory
			Backing Up the Cisco IOS
			Restoring or Upgrading the Cisco Router IOS
			Using the Cisco IOS File System (Cisco IFS)
			Using the SDM to Manage the Flash Memory
		Backing Up and Restoring the Cisco Configuration
			Backing Up the Cisco Router Configuration
			Restoring the Cisco Router Configuration
			Erasing the Configuration
			Using the Cisco IOS File System to Manage
			Your RouterÌs Configuration (Cisco IFS)
			Using the SDM to Back Up/Restore and Edit
			the RouterÌs Configuration
		Using Cisco Discovery Protocol (CDP)
			Getting CDP Timers and Holdtime Information
			Gathering Neighbor Information
			Gathering Interface Traffic Information
			Gathering Port and Interface Information
			Documenting a Network Topology Using CDP
		Using Telnet
			Telnetting into Multiple Devices Simultaneously
			Checking Telnet Connections
			Checking Telnet Users
			Closing Telnet Sessions
			Using SDM to Telnet into Your Router
		Resolving Hostnames
			Building a Host Table
			Using DNS to Resolve Names
		Checking Network Connectivity and Troubleshooting
			Using the
			Command
			Using the
			Command
			Debugging
			Using the
			Command
		Summary
		Exam Essentials
		Written Lab 5
		Hands-on Labs
			Hands-on Lab 5.1: Backing Up Your Router IOS
			Hands- on Lab 5.2: Upgrading or Restoring Your Router IOS
			Hands-on Lab 5.3: Backing Up the Router Configuration
			Hands-on Lab 5.4: Using the Cisco
			Hands-on Lab 5.5: Using Telnet
			Hands-on Lab 5.6: Resolving Hostnames
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 5
	Chapter 6: IP Routing
		Routing Basics
		The IP Routing Process
			Testing Your IP Routing Understanding
			Configuring IP Routing
		Configuring IP Routing in Our Network
			Static Routing
			Default Routing
		Dynamic Routing
			Routing Protocol Basics
		Distance-Vector Routing Protocols
			Routing Loops
		Routing Information Protocol (RIP)
			RIP Timers
			Configuring RIP Routing
			Verifying the RIP Routing Tables
			Configuring RIP Routing Example 2
			Holding Down RIP Propagations
			RIP Version 2 (RIPv2)
		Interior Gateway Routing Protocol ( IGRP)
		Verifying Your Configurations
			The
			Command
			The
			Command
			Enabling RIPv2 on Our Internetwork
		Summary
		Exam Essentials
		Written Lab 6
		Hands-on Labs
			Hands-on Lab 6.1: Creating Static Routes
			Hands-on Lab 6.2: Configuring RIP Routing
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 6
	Chapter 7: Enhanced IGRP ( EIGRP) and Open Shortest Path First ( OSPF)
		EIGRP Features and Operation
			Protocol-Dependent Modules
			Neighbor Discovery
			Reliable Transport Protocol (RTP)
			Diffusing Update Algorithm (DUAL)
		Using EIGRP to Support Large Networks
			Multiple ASes
			VLSM Support and Summarization
			Route Discovery and Maintenance
		Configuring EIGRP
			Corp
			R1
			R2
			R3
			Redistributing to the 871W Router from R3
			Configuring Discontiguous Networks
		Load Balancing with EIGRP
		Verifying EIGRP
		Open Shortest Path First (OSPF) Basics
			OSPF Terminology
			SPF Tree Calculation
		Configuring OSPF
			Enabling OSPF
			Configuring OSPF Areas
			Configuring Our Network with OSPF
		Verifying OSPF Configuration
			The
			Command
			The
			Command
			The
			Command
			The
			Command
			The
			Command
			Debugging OSPF
		OSPF DR and BDR Elections
			Neighbors
			Adjacencies
			DR and BDR Elections
		OSPF and Loopback Interfaces
			Configuring Loopback Interfaces
			OSPF Interface Priorities
		Troubleshooting OSPF
		Configuring EIGRP and OSPF Summary Routes
		Summary
		Exam Essentials
		Written Lab 7
		Hands-on Labs
			Hands-on Lab 7.1: Configuring and Verifying EIGRP
			Hands-on Lab 7.2: Enabling the OSPF Process
			Hands-on Lab 7.3: Configuring OSPF Neighbors
			Hands-on Lab 7.4: Verifying OSPF Operation
			Hands-on Lab 7.5: OSPF DR and BDR Elections
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 7
	Chapter 8: Layer 2 Switching and Spanning Tree Protocol ( STP)
		Before Layer 2 Switching
		Switching Services
			Limitations of Layer 2 Switching
			Bridging vs. LAN Switching
			Three Switch Functions at Layer 2
		Spanning Tree Protocol (STP)
			Spanning Tree Terms
			Spanning Tree Operations
		Configuring Catalyst Switches
			Catalyst Switch Configuration
			Verifying Cisco Catalyst Switches
		Cisco Network Assistant
		Summary
		Exam Essentials
		Written Lab 8
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 8.1
	Chapter 9: Virtual LANs (VLANs)
		VLAN Basics
			Broadcast Control
			Security
			Flexibility and Scalability
		VLAN Memberships
			Static VLANs
			Dynamic VLANs
		Identifying VLANs
			Frame Tagging
			VLAN Identification Methods
		VLAN Trunking Protocol (VTP)
			VTP Modes of Operation
			VTP Pruning
		Routing between VLANs
		Configuring VLANs
			Assigning Switch Ports to VLANs
			Configuring Trunk Ports
			Configuring Inter-VLAN Routing
		Configuring VTP
			Troubleshooting VTP
		Telephony: Configuring Voice VLANs
			Configuring the Voice VLAN
			Configuring IP Phone Voice Traffic
		Using the CNA to Configure VLANs and Inter- VLAN Routing
		Summary
		Exam Essentials
		Written Lab 9
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 9.1
	Chapter 10: Security
		Perimeter, Firewall, and Internal Routers
		Recognizing Security Threats
		Mitigating Security Threats
			CiscoÌs IOS Firewall
		Introduction to Access Lists
			Mitigating Security Issues with ACLs
		Standard Access Lists
			Wildcard Masking
			Standard Access List Example
			Controlling VTY (Telnet) Access
		Extended Access Lists
			Extended Access List Example 1
			Extended Access List Example 2
		Advanced Access Lists
			Named ACLs
			Switch Port ACLs
			Lock and Key (Dynamic ACLs)
			Reflexive ACLs
			Time-Based ACLs
			Remarks
			Context-Based Access Control (Cisco IOS Firewall)
			Authentication Proxy
		Monitoring Access Lists
		Configuring Access Lists Using SDM
			Creating ACLs with SDM
			Creating Firewalls with SDM
		Summary
		Exam Essentials
		Written Lab 10.1
		Hands-on Labs
			Hands-on Lab 10.1: Standard IP Access Lists
			Hands-on Lab 10.2: Extended IP Access Lists
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 10.1
	Chapter 11: Network Address Translation ( NAT)
		When Do We Use NAT?
		Types of Network Address Translation
		NAT Names
		How NAT Works
			Static NAT Configuration
			Dynamic NAT Configuration
			PAT (Overloading) Configuration
			Simple Verification of NAT
		Testing and Troubleshooting NAT
		Configuring NAT on Our Internetwork
		Configuring NAT Using SDM
		Summary
		Exam Essentials
		Written Lab 11
		Hands-on Labs
			Lab 11.1: Preparing for NAT
			Lab 11.2: Configuring Dynamic NAT
			Lab 11.3: Configuring PAT
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 11
	Chapter 12: Cisco\'s Wireless Technologies
		Introduction to Wireless Technology
			The 802.11 Standards
			Comparing 802.11
		Cisco\'s Unified Wireless Solution
			Split-MAC Architecture
			MESH and LWAPP
			AWPP
			Wireless Security
		Configuring Our Wireless Internetwork
		Summary
		Exam Essentials
		Written Lab 12
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 12
	Chapter 13: Internet Protocol Version 6 ( IPv6)
		Why Do We Need IPv6?
		The Benefits and Uses of IPv6
		IPv6 Addressing and Expressions
			Shortened Expression
			Address Types
			Special Addresses
		How IPv6 Works in an Internetwork
			Autoconfiguration
			Configuring Cisco Routers with IPv6
			DHCPv6
			ICMPv6
		IPv6 Routing Protocols
			RIPng
			EIGRPv6
			OSPFv3
		Migrating to IPv6
			Dual Stacking
			to4 Tunneling
			NAT-PT
		Configuring IPv6 on Our Internetwork
			Configuring RIPng
			Configuring OSPFv3
		Summary
		Exam Essentials
		Written Lab 13
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 13.1
	Chapter 14: Wide Area Networks
		Introduction to Wide Area Networks
			Defining WAN Terms
			WAN Connection Types
			WAN Support
		Cable and DSL
			Cable
			Digital Subscriber Line (DSL)
		Cabling the Serial Wide Area Network
			Serial Transmission
			Data Terminal Equipment and Data
			Communication Equipment
		High-Level Data-Link Control ( HDLC) Protocol
		Point-to-Point Protocol (PPP)
			Link Control Protocol (LCP) Configuration Options
			PPP Session Establishment
			PPP Authentication Methods
			Configuring PPP on Cisco Routers
			Configuring PPP Authentication
			Verifying PPP Encapsulation
			PPPoE Configuration
		Frame Relay
			Introduction to Frame Relay Technology
			Frame Relay Implementation and Monitoring
		Using SDM for WAN Connections
			Configuring PPP with Authentication Using SDM
			Configuring PPPoE with SDM
			Configuring Frame Relay with SDM
		Virtual Private Networks
			Introduction to Cisco IOS IPSec
			IPSec Transforms
			Configuring VPNs/IPSec Using the SDM
		Summary
		Exam Essentials
		Written Lab 14
		Hands-on Labs
			Hands-on Lab 14.1: Configuring PPP Encapsulation
			and Authentication
			Hands-on Lab 14.2: Configuring and Monitoring HDLC
			Hands-on Lab 14.3: Configuring Frame Relay and
			Subinterfaces
		Review Questions
		Answers to Review Questions
		Answers to Written Lab 14.1
	Glossary
	Index