Description

Book Synopsis
Cisco Networking Academy teaches hundreds of thousands of students annually the skills needed to build, design, and maintain networks, improving their career prospects while filling the global demand for networking professionals. With 10,000 academies in 165 countries, it helps individuals prepare for industry-recognized certifications and entry-level information and communication technology careers in virtually every industrydeveloping foundational technical skills while acquiring vital 21st-century career skills in problem solving, collaboration, and critical thinking. Cisco Networking Academy uses a public-private partnership model to create the world's largest classroom.

Table of Contents
Introduction xxviii
Chapter 1 Basic Device Configuration 1
Introduction - 1.0 1
Why should I take this module? - 1.0.1 1
What will I learn to do in this module? - 1.0.2 1
Configure a Switch with Initial Settings - 1.1 1
Switch Boot Sequence - 1.1.1 1
The boot system Command - 1.1.2 2
Switch LED Indicators - 1.1.3 2
Recovering from a System Crash - 1.1.4 4
Switch Management Access - 1.1.5 5
Switch SVI Configuration Example - 1.1.6 5
Lab: Basic Switch Configuration - 1.1.7 6
Configure Switch Ports - 1.2 7
Duplex Communication - 1.2.1 7
Configure Switch Ports at the Physical Layer - 1.2.2 7
Auto-MDIX - 1.2.3 8
Switch Verification Commands - 1.2.4 9
Verify Switch Port Configuration - 1.2.5 9
Network Access Layer Issues - 1.2.6 10
Interface Input and Output Errors - 1.2.7 12
Troubleshooting Network Access Layer Issues - 1.2.8 13
Syntax Checker - Configure Switch Ports - 1.2.9 13
Secure Remote Access - 1.3 13
Telnet Operation - 1.3.1 13
SSH Operation - 1.3.2 14
Verify the Switch Supports SSH - 1.3.3 14
Configure SSH - 1.3.4 14
Verify SSH is Operational - 1.3.5 16
Packet Tracer - Configure SSH - 1.3.6 16
Basic Router Configuration - 1.4 17
Configure Basic Router Settings - 1.4.1 17
Syntax Checker - Configure Basic Router Settings - 1.4.2 18
Dual Stack Topology - 1.4.3 18
Configure Router Interfaces - 1.4.4 18
Syntax Checker - Configure Router Interfaces - 1.4.5 19
IPv4 Loopback Interfaces - 1.4.6 19
Packet Tracer - Configure Router Interfaces - 1.4.7 20
Verify Directly Connected Networks - 1.5 20
Interface Verification Commands - 1.5.1 20
Verify Interface Status - 1.5.2 20
Verify IPv6 Link Local and Multicast Addresses - 1.5.3 21
Verify Interface Configuration - 1.5.4 22
Verify Routes - 1.5.5 22
Filter Show Command Output - 1.5.6 24
Syntax Checker - Filter Show Command Output - 1.5.7 26
Command History Feature - 1.5.8 26
Syntax Checker - Command History Features - 1.5.9 26
Packet Tracer - Verify Directly Connected Networks - 1.5.10 26
Check Your Understanding - Verify Directly Connected Networks - 1.5.11 27
Module Practice and Quiz - 1.6 27
Packet Tracer - Implement a Small Network - 1.6.1 27
Lab - Configure Basic Router Settings - 1.6.2 27
What did I learn in this module? - 1.6.3 27
Chapter Quiz - Basic Device Configuration 29
Your Chapter Notes 29
Chapter 2 Switching Concepts 31
Introduction - 2.0 31
Why should I take this module? - 2.0.1 31
What will I learn to do in this module? - 2.0.2 31
Frame Forwarding - 2.1 31
Switching in Networking - 2.1.1 31
The Switch MAC Address Table - 2.1.2 32
The Switch Learn and Forward Method - 2.1.3 32
Video - MAC Address Tables on Connected Switches - 2.1.4 33
Switching Forwarding Methods - 2.1.5 33
Store-and-Forward Switching - 2.1.6 33
Cut-Through Switching - 2.1.7 33
Activity - Switch It! 34
Switching Domains - 2.2 34
Collision Domains - 2.2.1 34
Broadcast Domains - 2.2.2 34
Alleviate Network Congestion - 2.2.3 35
Check Your Understanding - Switching Domains - 2.2.4 36
Module Practice and Quiz - 2.3 36
What did I learn in this module? - 2.3.1 36
Chapter Quiz - Switching Concepts 37
Your Chapter Notes 37
Chapter 3 VLANs 39
Introduction - 3.0 39
Why should I take this module? - 3.0.1 39
What will I learn to do in this module? - 3.0.2 39
Overview of VLANs - 3.1 39
VLAN Definitions - 3.1.1 39
Benefits of a VLAN Design - 3.1.2 40
Types of VLANs - 3.1.3 41
Packet Tracer - Who Hears the Broadcast? - 3.1.4 43
Check Your Understanding - Overview of VLANs - 3.1.5 43
VLANs in a Multi-Switched Environment - 3.2 43
Defining VLAN Trunks - 3.2.1 43
Network without VLANs - 3.2.2 43
Network with VLANs - 3.2.3 43
VLAN Identification with a Tag - 3.2.4 44
Native VLANs and 802.1Q Tagging - 3.2.5 44
Voice VLAN Tagging - 3.2.6 45
Voice VLAN Verification Example - 3.2.7 46
Packet Tracer - Investigate a VLAN Implementation - 3.2.8 46
Check Your Understanding - VLANs in a Multi-Switch Environment - 3.2.9 46
VLAN Configuration - 3.3 46
VLAN Ranges on Catalyst Switches - 3.3.1 46
VLAN Creation Commands - 3.3.2 48
VLAN Creation Example - 3.3.3 48
VLAN Port Assignment Commands - 3.3.4 48
VLAN Port Assignment Example - 3.3.5 49
Data and Voice VLANs - 3.3.6 49
Data and Voice VLAN Example - 3.3.7 49
Verify VLAN Information - 3.3.8 50
Change VLAN Port Membership - 3.3.9 51
Delete VLANs - 3.3.10 52
Syntax Checker - VLAN Configuration - 3.3.11 53
Packet Tracer - VLAN Configuration - 3.3.12 53
VLAN Trunks - 3.4 53
Trunk Configuration Commands - 3.4.1 53
Trunk Configuration Example - 3.4.2 54
Verify Trunk Configuration - 3.4.3 54
Reset the Trunk to the Default State - 3.4.4 55
Packet Tracer - Configure Trunks - 3.4.5 56
Lab - Configure VLANs and Trunking - 3.4.6 57
Dynamic Trunking Protocol - 3.5 57
Introduction to DTP - 3.5.1 57
Negotiated Interface Modes - 3.5.2 58
Results of a DTP Configuration - 3.5.3 58
Verify DTP Mode - 3.5.4 59
Packet Tracer - Configure DTP - 3.5.5 59
Check Your Understanding - Dynamic Trunking Protocol - 3.5.6 59
Module Practice and Quiz - 3.6 59
Packet Tracer - Implement VLANs and Trunking - 3.6.1 59
Lab - Implement VLANs and Trunking - 3.6.2 60
What did I learn in this module? - 3.6.3 60
Chapter Quiz - VLANs 62
Your Chapter Notes 62
Chapter 4 Inter-VLAN Routing 63
Introduction - 4.0 63
Why should I take this module? - 4.0.1 63
What will I learn to do in this module? - 4.0.2 63
Inter-VLAN Routing Operation - 4.1 63
What is Inter-VLAN Routing? - 4.1.1 63
Legacy Inter-VLAN Routing - 4.1.2 64
Router-on-a-Stick Inter-VLAN Routing - 4.1.3 64
Inter-VLAN Routing on a Layer 3 Switch - 4.1.4 65
Check Your Understanding - Inter-VLAN Routing Operation - 4.1.5 66
Router-on-a-Stick Inter-VLAN Routing - 4.2 66
Router-on-a-Stick Scenario - 4.2.1 66
S1 VLAN and Trunking Configuration - 4.2.2 66
S2 VLAN and Trunking Configuration - 4.2.3 68
R1 Subinterface Configuration - 4.2.4 69
Verify Connectivity Between PC1 and PC2 - 4.2.5 70
Router-on-a-Stick Inter-VLAN Routing Verification - 4.2.6 71
Packet Tracer - Configure Router-on-a-Stick Inter-VLAN Routing - 4.2.7 73
Lab - Configure Router-on-a-Stick Inter-VLAN Routing - 4.2.8 74
Inter-VLAN Routing using Layer 3 Switches - 4.3 74
Layer 3 Switch Inter-VLAN Routing - 4.3.1 74
Layer 3 Switch Scenario - 4.3.2 74
Layer 3 Switch Configuration - 4.3.3 75
Layer 3 Switch Inter-VLAN Routing Verification - 4.3.4 76
Routing on a Layer 3 Switch - 4.3.5 77
Routing Scenario on a Layer 3 Switch - 4.3.6 77
Routing Configuration on a Layer 3 Switch - 4.3.7 77
Packet Tracer - Configure Layer 3 Switching and Inter-VLAN Routing - 4.3.8 80
Troubleshoot Inter-VLAN Routing - 4.4 80
Common Inter-VLAN Issues - 4.4.1 80
Troubleshoot Inter-VLAN Routing Scenario - 4.4.2 81
Missing VLANs - 4.4.3 81
Switch Trunk Port Issues - 4.4.4 84
Switch Access Port Issues - 4.4.5 85
Router Configuration Issues - 4.4.6 87
Check Your Understanding - Troubleshoot Inter-VLAN Routing - 4.4.7 89
Packet Tracer - Troubleshoot Inter-VLAN Routing - 4.4.8 89
Lab - Troubleshoot Inter-VLAN Routing - 4.4.9 89
Module Practice and Quiz - 4.5 89
Packet Tracer - Inter-VLAN Routing Challenge - 4.5.1 89
Lab - Implement Inter-VLAN Routing - 4.5.2 89
What did I learn in this module? - 4.5.3 89
Chapter Quiz - Inter-VLAN Routing 92
Your Chapter Notes 92
Chapter 5 STP Concepts 93
Introduction - 5.0 93
Why should I take this module? - 5.0.1 93
What will I learn to do in this module? - 5.0.2 93
Purpose of STP - 5.1 94
Redundancy in Layer 2 Switched Networks - 5.1.1 94
Spanning Tree Protocol - 5.1.2 94
STP Recalculation - 5.1.3 94
Issues with Redundant Switch Links - 5.1.4 94
Layer 2 Loops - 5.1.5 94
Broadcast Storm - 5.1.6 95
The Spanning Tree Algorithm - 5.1.7 95
Video - Observe STP Operation - 5.1.8 97
Packet Tracer - Investigate STP Loop Prevention - 5.1.9 97
Check Your Understanding - Purpose of STP - 5.1.10 97
STP Operations - 5.2 97
Steps to a Loop-Free Topology - 5.2.1 97
1. Elect the Root Bridge - 5.2.2 98
Impact of Default BIDs - 5.2.3 98
Determine the Root Path Cost - 5.2.4 99
2. Elect the Root Ports - 5.2.5 99
3. Elect Designated Ports - 5.2.6 100
4. Elect Alternate (Blocked) Ports - 5.2.7 100
Elect a Root Port from Multiple Equal-Cost Paths - 5.2.8 100
STP Timers and Port States - 5.2.9 101
Operational Details of Each Port State - 5.2.10 102
Per-VLAN Spanning Tree - 5.2.11 103
Check Your Understanding - STP Operations - 5.2.12 103
Evolution of STP - 5.3 103
Different Versions of STP - 5.3.1 103
RSTP Concepts - 5.3.2 104
RSTP Port States and Port Roles - 5.3.3 104
PortFast and BPDU Guard - 5.3.4 105
Alternatives to STP - 5.3.5 105
Check Your Understanding - Evolution of STP - 5.3.6 106
Module Practice and Quiz - 5.4 106
What did I learn in this module? - 5.4.1 106
Chapter Quiz - STP Concepts 109
Your Chapter Notes 109
Chapter 6 EtherChannel 111
Introduction - 6.0 111
Why should I take this module? - 6.0.1 111
What will I learn to do in this module? - 6.0.2 111
EtherChannel Operation - 6.1 111
Link Aggregation - 6.1.1 111
EtherChannel - 6.1.2 112
Advantages of EtherChannel - 6.1.3 112
Implementation Restrictions - 6.1.4 112
AutoNegotiation Protocols - 6.1.5 113
PAgP Operation - 6.1.6 113
PAgP Mode Settings Example - 6.1.7 114
LACP Operation - 6.1.8 114
LACP Mode Settings Example - 6.1.9 115
Check Your Understanding - EtherChannel Operation 116
Configure EtherChannel - 6.2 116
Configuration Guidelines - 6.2.1 116
LACP Configuration Example - 6.2.2 116
Syntax Checker - Configure EtherChannel - 6.2.3 117
Packet Tracer - Configure EtherChannel 117
Verify and Troubleshoot EtherChannel - 6.3 117
Verify EtherChannel - 6.3.1 117
Common Issues with EtherChannel Configurations - 6.3.2 120
Troubleshoot EtherChannel Example - 6.3.3 120
Packet Tracer - Troubleshoot EtherChannel - 6.3.4 123
Module Practice and Quiz - 6.4 123
Packet Tracer - Implement EtherChannel - 6.4.1 123
Lab - Implement EtherChannel - 6.4.2 124
What did I learn in this module? - 6.4.3 124
Chapter Quiz - EtherChannel 126
Your Chapter Notes 126
Chapter 7 DHCPv4 127
Introduction - 7.0 127
Why should I take this module? - 7.0.1 127
What will I learn to do in this module? - 7.0.2 127
DHCPv4 Concepts - 7.1 127
DHCPv4 Server and Client - 7.1.1 127
DHCPv4 Operation - 7.1.2 128
Steps to Obtain a Lease - 7.1.3 128
Steps to Renew a Lease - 7.1.4 129
Check Your Understanding - DHCPv4 Concepts - 7.1.5 130
Configure a Cisco IOS DHCPv4 Server - 7.2 130
Cisco IOS DHCPv4 Server - 7.2.1 130
Steps to Configure a Cisco IOS DHCPv4 Server - 7.2.2 130
Configuration Example - 7.2.3 131
DHCPv4 Verification Commands - 7.2.4 132
Verify DHCPv4 is Operational - 7.2.5 132
Syntax Checker - Configure DHCPv4 - 7.2.6 134
Disable the Cisco IOS DHCPv4 Server - 7.2.7 134
DHCPv4 Relay - 7.2.8 135
Other Service Broadcasts Relayed - 7.2.9 137
Packet Tracer - Configure DHCPv4 - 7.2.10 137
Configure a DHCPv4 Client - 7.3 137
Cisco Router as a DHCPv4 Client - 7.3.1 137
Configuration Example - 7.3.2 138
Home Router as a DHCPv4 Client - 7.3.3 138
Syntax Checker - Configure a Cisco Router as DHCP Client - 7.3.4 138
Module Practice and Quiz - 7.4 138
Packet Tracer - Implement DHCPv4 - 7.4.1 138
Lab - Implement DHCPv4 - 7.4.2 139
What did I learn in this module? - 7.4.3 139
Chapter Quiz - DHCPv4 141
Your Chapter Notes 141
Chapter 8 SLAAC and DHCPv6 143
Introduction - 8.0 143
Welcome - 8.0.1 143
What will I learn to do in this module? - 8.0.2 143
IPv6 GUA Assignment - 8.1 143
IPv6 Host Configuration - 8.1.1 143
IPv6 Host Link-Local Address - 8.1.2 144
IPv6 GUA Assignment - 8.1.3 144
Three RA Message Flags - 8.1.4 145
Check Your Understanding - IPv6 GUA Assignment - 8.1.5 145
SLAAC - 8.2 145
SLAAC Overview - 8.2.1 145
Enabling SLAAC - 8.2.2 146
SLAAC Only Method - 8.2.3 147
ICMPv6 RS Messages - 8.2.4 147
Host Process to Generate Interface ID - 8.2.5 148
Duplicate Address Detection - 8.2.6 148
Check Your Understanding - SLAAC - 8.2.7 149
DHCPv6 - 8.3 149
DHCPv6 Operation Steps - 8.3.1 149
Stateless DHCPv6 Operation - 8.3.2 150
Enable Stateless DHCPv6 on an Interface - 8.3.3 151
Stateful DHCPv6 Operation - 8.3.4 151
Enable Stateful DHCPv6 on an Interface - 8.3.5 152
Check Your Understanding - DHCPv6 - 8.3.6 152
Configure DHCPv6 Server - 8.4 152
DHCPv6 Router Roles - 8.4.1 152
Configure a Stateless DHCPv6 Server - 8.4.2 153
Configure a Stateless DHCPv6 Client - 8.4.3 155
Configure a Stateful DHCPv6 Server - 8.4.4 157
Configure a Stateful DHCPv6 Client - 8.4.5 160
DHCPv6 Server Verification Commands - 8.4.6 162
Configure a DHCPv6 Relay Agent - 8.4.7 163
Verify the DHCPv6 Relay Agent - 8.4.8 164
Check Your Understanding - Configure DHCPv6 Server - 8.4.9 165
Module Practice and Quiz - 8.5 165
Lab - Configure DHCPv6 - 8.5.1 165
What did I learn in this module? - 8.5.2 166
Chapter Quiz - SLAAC and DHCPv6 168
Your Chapter Notes 168
Chapter 9 FHRP Concepts 169
Introduction - 9.0 169
Why should I take this module? - 9.0.1 169
What will I learn to do in this module? - 9.0.2 169
First Hop Redundancy Protocols - 9.1 169
Default Gateway Limitations - 9.1.1 169
Router Redundancy - 9.1.2 170
Steps for Router Failover - 9.1.3 171
FHRP Options - 9.1.4 171
Check Your Understanding - First Hop Redundancy Protocols - 9.1.5 172
HSRP - 9.2 172
HSRP Overview - 9.2.1 172
HSRP Priority and Preemption - 9.2.2 172
HSRP States and Timers - 9.2.3 173
Check Your Understanding - 9.2.4 174
Module Practice and Quiz - 9.3 174
What did I learn in this module? - 9.3.1 174
Chapter Quiz - FHRP Concepts 176
Packet Tracer - HSRP Configuration Guide 176
Your Chapter Notes 176
Chapter 10 LAN Security Concepts 177
Introduction - 10.0 177
Why should I take this module? - 10.0.1 177
What will I learn in this module? - 10.0.2 177
Endpoint Security - 10.1 177
Network Attacks Today - 10.1.1 177
Network Security Devices - 10.1.2 178
Endpoint Protection - 10.1.3 178
Cisco Email Security Appliance - 10.1.4 179
Cisco Web Security Appliance - 10.1.5 179
Check Your Understanding - Endpoint Security 180
Access Control - 10.2 180
Authentication with a Local Password - 10.2.1 180
AAA Components - 10.2.2 181
Authentication - 10.2.3 181
Authorization - 10.2.4 181
Accounting - 10.2.5 181
802.1X - 10.2.6 182
Check Your Understanding - Access Control - 10.2.7 182
Layer 2 Security Threats 182
Layer 2 Vulnerabilities - 10.3.1 182
Switch Attack Categories - 10.3.2 183
Switch Attack Mitigation Techniques - 10.3.3 183
Check Your Understanding - Layer 2 Security Threats - 10.3.4 184
MAC Address Table Attack - 10.4 184
Switch Operation Review - 10.4.1 184
MAC Address Table Flooding - 10.4.2 184
MAC Address Table Attack Mitigation - 10.4.3 185
Check Your Understanding - MAC Address Table Attacks - 10.4.4 186
LAN Attacks - 10.5 186
Video - VLAN and DHCP Attacks - 10.5.1 186
VLAN Hopping Attacks - 10.5.2 186
VLAN Double-Tagging Attack - 10.5.3 186
DHCP Messages - 10.5.4 187
DHCP Attacks - 10.5.5 187
Video - ARP Attacks, STP Attacks, and CDP Reconnaissance - 10.5.6 188
ARP Attacks - 10.5.7 188
Address Spoofing Attack - 10.5.8 189
STP Attack - 10.5.9 190
CDP Reconnaissance - 10.5.10 190
Check Your Understanding - LAN Attacks - 10.5.11 191
Module Practice and Quiz - 10.6 191
What did I learn in this module? - 10.6.1 191
Chapter Quiz - LAN Security Concepts 193
Your Chapter Notes 193
Chapter 11 Switch Security Configuration 195
Introduction - 11.0 195
Why should I take this module? - 11.0.1 195
What will I learn in this module? - 11.0.2 195
Implement Port Security - 11.1 195
Secure Unused Ports - 11.1.1 195
Mitigate MAC Address Table Attacks - 11.1.2 196
Enable Port Security - 11.1.3 196
Limit and Learn MAC Addresses - 11.1.4 198
Port Security Aging - 11.1.5 200
Port Security Violation Modes - 11.1.6 201
Ports in error-disabled State - 11.1.7 202
Verify Port Security - 11.1.8 203
Syntax Checker - Implement Port Security - 11.1.9 205
Packet Tracer - Implement Port Security 205
Mitigate VLAN Attacks - 11.2 206
VLAN Attacks Review - 11.2.1 206
Steps to Mitigate VLAN Hopping Attacks - 11.2.2 206
Syntax Checker - Mitigate VLAN Hopping Attacks - 11.2.3 207
Mitigate DHCP Attacks - 11.3 207
DHCP Attack Review - 11.3.1 207
DHCP Snooping - 11.3.2 207
Steps to Implement DHCP Snooping - 11.3.3 208
DHCP Snooping Configuration Example - 11.3.4 208
Syntax Checker - Mitigate DHCP Attacks - 11.3.5 209
Mitigate ARP Attacks - 11.4 210
Dynamic ARP Inspection - 11.4.1 210
DAI Implementation Guidelines - 11.4.2 210
DAI Configuration Example - 11.4.3 210
Syntax Checker - Mitigate ARP Attacks - 11.4.4 211
Mitigate STP Attacks - 11.5 211
PortFast and BPDU Guard - 11.5.1 211
Configure PortFast - 11.5.2 212
Configure BPDU Guard - 11.5.3 213
Syntax Checker - Mitigate STP Attacks - 11.5.4 214
Module Practice and Quiz - 11.6 214
Packet Tracer - Switch Security Configuration - 11.6.1 214
Lab - Switch Security Configuration - 11.6.2 215
What did I learn in this module? - 11.6.3 215
Chapter Quiz - Switch Security Configuration 217
Your Chapter Notes 217
Chapter 12 WLAN Concepts 219
Introduction - 12.0 219
Why should I take this module? - 12.0.1 219
What will I learn in this module? - 12.0.2 219
Introduction to Wireless - 12.1 219
Benefits of Wireless - 12.1.1 219
Types of Wireless Networks - 12.1.2 220
Wireless Technologies - 12.1.3 220
802.11 Standards - 12.1.4 221
Radio Frequencies - 12.1.5 222
Wireless Standards Organizations - 12.1.6 223
Check Your Understanding - Introduction to Wireless - 12.1.7 223
WLAN Components - 12.2 223
Video - WLAN Components - 12.2.1 223
Wireless NICs - 12.2.2 223
Wireless Home Router - 12.2.3 224
Wireless Access Points - 12.2.4 224
AP Categories - 12.2.5 224
Wireless Antennas - 12.2.6 225
Check Your Understanding - WLAN Components - 12.2.7 226
WLAN Operation - 12.3 226
Video - WLAN Operation - 12.3.1 226
802.11 Wireless Topology Modes - 12.3.2 226
BSS and ESS - 12.3.3 226
802.11 Frame Structure - 12.3.4 227
CSMA/CA - 12.3.5 227
Wireless Client and AP Association - 12.3.6 228
Passive and Active Discover Mode - 12.3.7 229
Check Your Understanding - WLAN Operation - 12.3.8 229
CAPWAP Operation - 12.4 229
Video - CAPWAP - 12.4.1 229
Introduction to CAPWAP - 12.4.2 229
Split MAC Architecture - 12.4.3 230
DTLS Encryption - 12.4.4 230
FlexConnect APs - 12.4.5 230
Check Your Understanding - CAPWAP Operation - 12.4.6 231
Channel Management - 12.5 231
Frequency Channel Saturation - 12.5.1 231
Channel Selection - 12.5.2 231
Plan a WLAN Deployment - 12.5.3 232
Check Your Understanding - Channel Management - 12.5.4 233
WLAN Threats - 12.6 233
Video - WLAN Threats - 12.6.1 233
Wireless Security Overview - 12.6.2 233
DoS Attacks - 12.6.3 233
Rogue Access Points - 12.6.4 234
Man-in-the-Middle Attack - 12.6.5 234
Check Your Understanding - WLAN Threats - 12.6.6 234
Secure WLANs - 12.7 234
Video - Secure WLANs - 12.7.1 234
SSID Cloaking and MAC Address Filtering - 12.7.2 235
802.11 Original Authentication Methods - 12.7.3 235
Shared Key Authentication Methods - 12.7.4 235
Authenticating a Home User - 12.7.5 236
Encryption Methods - 12.7.6 236
Authentication in the Enterprise - 12.7.7 237
WPA3 - 12.7.8 237
Check Your Understanding - Secure WLANs - 12.7.9 238
Module Practice and Quiz - 12.8 238
What did I learn in this module? - 12.8.1 238
Chapter Quiz - WLAN Concepts 241
Your Chapter Notes 241
Chapter 13 WLAN Configuration 243
Introduction - 13.0 243
Why should I take this module? - 13.0.1 243
What will I learn to do in this module? - 13.0.2 243
Remote Site WLAN Configuration - 13.1 243
Video - Configure a Wireless Network - 13.1.1 243
The Wireless Router - 13.1.2 244
Log in to the Wireless Router - 13.1.3 244
Basic Network Setup - 13.1.4 244
Basic Wireless Setup - 13.1.5 245
Configure a Wireless Mesh Network - 13.1.6 247
NAT for IPv4 - 13.1.7 247
Quality of Service - 13.1.8 247
Port Forwarding - 13.1.9 248
Packet Tracer - Configure a Wireless Network - 13.1.10 248
Lab - Configure a Wireless Network - 13.1.11 248
Configure a Basic WLAN on the WLC - 13.2 248
Video - Configure a Basic WLAN on the WLC - 13.2.1 248
WLC Topology - 13.2.2 249
Log in to the WLC - 13.2.3 249
View AP Information - 13.2.4 249
Advanced Settings - 13.2.5 250
Configure a WLAN - 13.2.6 250
Packet Tracer - Configure a Basic WLAN on the WLC - 13.2.7 252
Configure a WPA2 Enterprise WLAN on the WLC - 13.3 252
Video - Define an SNMP and RADIUS Server on the WLC - 13.3.1 252
SNMP and RADIUS - 13.3.2 252
Configure SNMP Server Information - 13.3.3 253
Configure RADIUS Server Information - 13.3.4 253
Video - Configure a VLAN for a New WLAN - 13.3.5 253
Topology with VLAN 5 Addressing - 13.3.6 253
Configure a New Interface - 13.3.7 254
Video - Configure a DHCP Scope - 13.3.8 255
Configure a DHCP Scope - 13.3.9 255
Video - Configure a WPA2 Enterprise WLAN - 13.3.10 256
Configure a WPA2 Enterprise WLAN - 13.3.11 256
Packet Tracer - Configure a WPA2 Enterprise WLAN on the WLC - 13.3.12 257
Troubleshoot WLAN Issues - 13.4 257
Troubleshooting Approaches - 13.4.1 257
Wireless Client Not Connecting - 13.4.2 258
Troubleshooting When the Network Is Slow - 13.4.3 259
Updating Firmware - 13.4.4 259
Packet Tracer - Troubleshoot WLAN Issues - 13.4.5 260
Module Practice and Summary - 13.5 260
Packet Tracer - WLAN Configuration - 13.5.1 260
What did I learn in this module? - 13.5.2 260
Chapter Quiz - WLAN Configuration 262
Your Chapter Notes 262
Chapter 14 Routing Concepts 263
Introduction - 14.0 263
Why should I take this module? - 14.0.1 263
What will I learn to do in this module? - 14.0.2 263
Path Determination - 14.1 263
Two Functions of Router - 14.1.1 263
Router Functions Example - 14.1.2 264
Best Path Equals Longest Match - 14.1.3 264
IPv4 Address Longest Match Example - 14.1.4 264
IPv6 Address Longest Match Example - 14.1.5 265
Build the Routing Table - 14.1.6 265
Check Your Understanding - Path Determination - 14.1.7 266
Packet Forwarding - 14.2 266
Packet Forwarding Decision Process - 14.2.1 266
End-to-End Packet Forwarding - 14.2.2 267
Packet Forwarding Mechanisms - 14.2.3 268
Check Your Understanding - Packet Forwarding - 14.2.4 269
Basic Router Configuration Review - 14.3 269
Topology - 14.3.1 269
Configuration Commands - 14.3.2 269
Verification Commands - 14.3.3 271
Filter Command Output - 14.3.4 276
Packet Tracer - Basic Router Configuration Review - 14.3.5 278
IP Routing Table - 14.4 278
Route Sources - 14.4.1 278
Routing Table Principles - 14.4.2 280
Routing Table Entries - 14.4.3 281
Directly Connected Networks - 14.4.4 281
Static Routes - 14.4.5 282
Static Routes in the IP Routing Table - 14.4.6 282
Dynamic Routing Protocols - 14.4.7 283
Dynamic Routes in the IP Routing Table - 14.4.8 283
Default Route - 14.4.9 284
Structure of an IPv4 Routing Table - 14.4.10 285
Structure of an IPv6 Routing Table - 14.4.11 286
Administrative Distance - 14.4.12 287
Check Your Understanding - IP Routing Table - 14.4.13 288
Static and Dynamic Routing - 14.5 288
Static or Dynamic? - 14.5.1 288
Dynamic Routing Evolution - 14.5.2 289
Dynamic Routing Protocol Concepts - 14.5.3 290
Best Path - 14.5.4 291
Load Balancing - 14.5.5 291
Check Your Understanding - Dynamic and Static Routing - 14.5.6 292
Module Practice and Quiz - 14.6 292
What did I learn in this module? - 14.6.1 292
Chapter Quiz - Routing Concepts 295
Your Chapter Notes 295
Chapter 15 IP Static Routing 297
Introduction - 15.0 297
Why should I take this module? - 15.0.1 297
What will I learn to do in this module? - 15.0.2 297
Static Routes - 15.1 297
Types of Static Routes - 15.1.1 297
Next-Hop Options - 15.1.2 298
IPv4 Static Route Command - 15.1.3 298
IPv6 Static Route Command - 15.1.4 299
Dual-Stack Topology - 15.1.5 300
IPv4 Starting Routing Tables - 15.1.6 300
IPv6 Starting Routing Tables - 15.1.7 301
Check Your Understanding - Static Routes - 15.1.8 303
Configure IP Static Routes - 15.2 303
IPv4 Next-Hop Static Route - 15.2.1 303
IPv6 Next-Hop Static Route - 15.2.2 304
IPv4 Directly Connected Static Route - 15.2.3 305
IPv6 Directly Connected Static Route - 15.2.4 306
IPv4 Fully Specified Static Route - 15.2.5 307
IPv6 Fully Specified Static Route - 15.2.6 308
Verify a Static Route - 15.2.7 308
Syntax Checker - Configure Static Routes - 15.2.8 310
Configure IP Default Static Routes - 15.3 311
Default Static Route - 15.3.1 311
Configure a Default Static Route - 15.3.2 311
Verify a Default Static Route - 15.3.3 312
Syntax Checker - Configure Default Static Routes - 15.3.4 313
Configure Floating Static Routes - 15.4 313
Floating Static Routes - 15.4.1 313
Configure IPv4 and IPv6 Floating Static Routes - 15.4.2 314
Test the Floating Static Route - 15.4.3 315
Syntax Checker - Configure Floating Static Route - 15.4.4 316
Configure Static Host Routes - 15.5 316
Host Routes - 15.5.1 316
Automatically Installed Host Routes - 15.5.2 316
Static Host Routes - 15.5.3 317
Configure Static Host Routes - 15.5.4 317
Verify Static Host Routes - 15.5.5 317
Configure IPv6 Static Host Route with Link-Local Next-Hop - 15.5.6 318
Syntax Checker - Configure Static Host Routes - 15.5.7 318
Module Practice and Quiz - 15.6 318
Packet Tracer - Configure IPv4 and IPv6 Static and Default Routes - 15.6.1 318
Lab - Configure IPv4 and IPv6 Static and Default Routes - 15.6.2 318
What did I learn in this module? - 15.6.3 319
Chapter Quiz - IP Static Routing 321
Your Chapter Notes 321
Chapter 16 Troubleshoot Static and Default Routes 323
Introduction - 16.0 323
Why should I take this module? - 16.0.1 323
What will I learn to do in this module? - 16.0.2 323
Packet Processing with Statics Routes - 16.1 323
Static Routes and Packet Forwarding - 16.1.1 323
Check Your Understanding - Packet Processing with Static Routes - 16.1.2 324
Troubleshoot IPv4 Static and Default Route Configuration - 16.2 324
Network Changes - 16.2.1 324
Common Troubleshooting Commands - 16.2.2 324
Solve a Connectivity Problem - 16.2.3 326
Syntax Checker - Troubleshoot IPv4 Static and Default Routes - 16.2.4 329
Module Practice and Quiz - 16.3 329
Packet Tracer - Troubleshoot Static and Default Routes - 16.3.1 329
Lab - Troubleshoot Static and Default Routes - 16.3.2 330
What did I learn in this module? - 16.3.3 330
Chapter Quiz - Troubleshoot Static and Default Routes 332
Your Chapter Notes 332


9780136634720 TOC 6/25/2020


Switching Routing and Wireless Essentials Course

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      Publisher: Pearson Education (US)
      Publication Date: 25/09/2020
      ISBN13: 9780136634720, 978-0136634720
      ISBN10: 0136634729
      Also in:
      Computer networking and communications

      Description

      Book Synopsis
      Cisco Networking Academy teaches hundreds of thousands of students annually the skills needed to build, design, and maintain networks, improving their career prospects while filling the global demand for networking professionals. With 10,000 academies in 165 countries, it helps individuals prepare for industry-recognized certifications and entry-level information and communication technology careers in virtually every industrydeveloping foundational technical skills while acquiring vital 21st-century career skills in problem solving, collaboration, and critical thinking. Cisco Networking Academy uses a public-private partnership model to create the world's largest classroom.

      Table of Contents
      Introduction xxviii
      Chapter 1 Basic Device Configuration 1
      Introduction - 1.0 1
      Why should I take this module? - 1.0.1 1
      What will I learn to do in this module? - 1.0.2 1
      Configure a Switch with Initial Settings - 1.1 1
      Switch Boot Sequence - 1.1.1 1
      The boot system Command - 1.1.2 2
      Switch LED Indicators - 1.1.3 2
      Recovering from a System Crash - 1.1.4 4
      Switch Management Access - 1.1.5 5
      Switch SVI Configuration Example - 1.1.6 5
      Lab: Basic Switch Configuration - 1.1.7 6
      Configure Switch Ports - 1.2 7
      Duplex Communication - 1.2.1 7
      Configure Switch Ports at the Physical Layer - 1.2.2 7
      Auto-MDIX - 1.2.3 8
      Switch Verification Commands - 1.2.4 9
      Verify Switch Port Configuration - 1.2.5 9
      Network Access Layer Issues - 1.2.6 10
      Interface Input and Output Errors - 1.2.7 12
      Troubleshooting Network Access Layer Issues - 1.2.8 13
      Syntax Checker - Configure Switch Ports - 1.2.9 13
      Secure Remote Access - 1.3 13
      Telnet Operation - 1.3.1 13
      SSH Operation - 1.3.2 14
      Verify the Switch Supports SSH - 1.3.3 14
      Configure SSH - 1.3.4 14
      Verify SSH is Operational - 1.3.5 16
      Packet Tracer - Configure SSH - 1.3.6 16
      Basic Router Configuration - 1.4 17
      Configure Basic Router Settings - 1.4.1 17
      Syntax Checker - Configure Basic Router Settings - 1.4.2 18
      Dual Stack Topology - 1.4.3 18
      Configure Router Interfaces - 1.4.4 18
      Syntax Checker - Configure Router Interfaces - 1.4.5 19
      IPv4 Loopback Interfaces - 1.4.6 19
      Packet Tracer - Configure Router Interfaces - 1.4.7 20
      Verify Directly Connected Networks - 1.5 20
      Interface Verification Commands - 1.5.1 20
      Verify Interface Status - 1.5.2 20
      Verify IPv6 Link Local and Multicast Addresses - 1.5.3 21
      Verify Interface Configuration - 1.5.4 22
      Verify Routes - 1.5.5 22
      Filter Show Command Output - 1.5.6 24
      Syntax Checker - Filter Show Command Output - 1.5.7 26
      Command History Feature - 1.5.8 26
      Syntax Checker - Command History Features - 1.5.9 26
      Packet Tracer - Verify Directly Connected Networks - 1.5.10 26
      Check Your Understanding - Verify Directly Connected Networks - 1.5.11 27
      Module Practice and Quiz - 1.6 27
      Packet Tracer - Implement a Small Network - 1.6.1 27
      Lab - Configure Basic Router Settings - 1.6.2 27
      What did I learn in this module? - 1.6.3 27
      Chapter Quiz - Basic Device Configuration 29
      Your Chapter Notes 29
      Chapter 2 Switching Concepts 31
      Introduction - 2.0 31
      Why should I take this module? - 2.0.1 31
      What will I learn to do in this module? - 2.0.2 31
      Frame Forwarding - 2.1 31
      Switching in Networking - 2.1.1 31
      The Switch MAC Address Table - 2.1.2 32
      The Switch Learn and Forward Method - 2.1.3 32
      Video - MAC Address Tables on Connected Switches - 2.1.4 33
      Switching Forwarding Methods - 2.1.5 33
      Store-and-Forward Switching - 2.1.6 33
      Cut-Through Switching - 2.1.7 33
      Activity - Switch It! 34
      Switching Domains - 2.2 34
      Collision Domains - 2.2.1 34
      Broadcast Domains - 2.2.2 34
      Alleviate Network Congestion - 2.2.3 35
      Check Your Understanding - Switching Domains - 2.2.4 36
      Module Practice and Quiz - 2.3 36
      What did I learn in this module? - 2.3.1 36
      Chapter Quiz - Switching Concepts 37
      Your Chapter Notes 37
      Chapter 3 VLANs 39
      Introduction - 3.0 39
      Why should I take this module? - 3.0.1 39
      What will I learn to do in this module? - 3.0.2 39
      Overview of VLANs - 3.1 39
      VLAN Definitions - 3.1.1 39
      Benefits of a VLAN Design - 3.1.2 40
      Types of VLANs - 3.1.3 41
      Packet Tracer - Who Hears the Broadcast? - 3.1.4 43
      Check Your Understanding - Overview of VLANs - 3.1.5 43
      VLANs in a Multi-Switched Environment - 3.2 43
      Defining VLAN Trunks - 3.2.1 43
      Network without VLANs - 3.2.2 43
      Network with VLANs - 3.2.3 43
      VLAN Identification with a Tag - 3.2.4 44
      Native VLANs and 802.1Q Tagging - 3.2.5 44
      Voice VLAN Tagging - 3.2.6 45
      Voice VLAN Verification Example - 3.2.7 46
      Packet Tracer - Investigate a VLAN Implementation - 3.2.8 46
      Check Your Understanding - VLANs in a Multi-Switch Environment - 3.2.9 46
      VLAN Configuration - 3.3 46
      VLAN Ranges on Catalyst Switches - 3.3.1 46
      VLAN Creation Commands - 3.3.2 48
      VLAN Creation Example - 3.3.3 48
      VLAN Port Assignment Commands - 3.3.4 48
      VLAN Port Assignment Example - 3.3.5 49
      Data and Voice VLANs - 3.3.6 49
      Data and Voice VLAN Example - 3.3.7 49
      Verify VLAN Information - 3.3.8 50
      Change VLAN Port Membership - 3.3.9 51
      Delete VLANs - 3.3.10 52
      Syntax Checker - VLAN Configuration - 3.3.11 53
      Packet Tracer - VLAN Configuration - 3.3.12 53
      VLAN Trunks - 3.4 53
      Trunk Configuration Commands - 3.4.1 53
      Trunk Configuration Example - 3.4.2 54
      Verify Trunk Configuration - 3.4.3 54
      Reset the Trunk to the Default State - 3.4.4 55
      Packet Tracer - Configure Trunks - 3.4.5 56
      Lab - Configure VLANs and Trunking - 3.4.6 57
      Dynamic Trunking Protocol - 3.5 57
      Introduction to DTP - 3.5.1 57
      Negotiated Interface Modes - 3.5.2 58
      Results of a DTP Configuration - 3.5.3 58
      Verify DTP Mode - 3.5.4 59
      Packet Tracer - Configure DTP - 3.5.5 59
      Check Your Understanding - Dynamic Trunking Protocol - 3.5.6 59
      Module Practice and Quiz - 3.6 59
      Packet Tracer - Implement VLANs and Trunking - 3.6.1 59
      Lab - Implement VLANs and Trunking - 3.6.2 60
      What did I learn in this module? - 3.6.3 60
      Chapter Quiz - VLANs 62
      Your Chapter Notes 62
      Chapter 4 Inter-VLAN Routing 63
      Introduction - 4.0 63
      Why should I take this module? - 4.0.1 63
      What will I learn to do in this module? - 4.0.2 63
      Inter-VLAN Routing Operation - 4.1 63
      What is Inter-VLAN Routing? - 4.1.1 63
      Legacy Inter-VLAN Routing - 4.1.2 64
      Router-on-a-Stick Inter-VLAN Routing - 4.1.3 64
      Inter-VLAN Routing on a Layer 3 Switch - 4.1.4 65
      Check Your Understanding - Inter-VLAN Routing Operation - 4.1.5 66
      Router-on-a-Stick Inter-VLAN Routing - 4.2 66
      Router-on-a-Stick Scenario - 4.2.1 66
      S1 VLAN and Trunking Configuration - 4.2.2 66
      S2 VLAN and Trunking Configuration - 4.2.3 68
      R1 Subinterface Configuration - 4.2.4 69
      Verify Connectivity Between PC1 and PC2 - 4.2.5 70
      Router-on-a-Stick Inter-VLAN Routing Verification - 4.2.6 71
      Packet Tracer - Configure Router-on-a-Stick Inter-VLAN Routing - 4.2.7 73
      Lab - Configure Router-on-a-Stick Inter-VLAN Routing - 4.2.8 74
      Inter-VLAN Routing using Layer 3 Switches - 4.3 74
      Layer 3 Switch Inter-VLAN Routing - 4.3.1 74
      Layer 3 Switch Scenario - 4.3.2 74
      Layer 3 Switch Configuration - 4.3.3 75
      Layer 3 Switch Inter-VLAN Routing Verification - 4.3.4 76
      Routing on a Layer 3 Switch - 4.3.5 77
      Routing Scenario on a Layer 3 Switch - 4.3.6 77
      Routing Configuration on a Layer 3 Switch - 4.3.7 77
      Packet Tracer - Configure Layer 3 Switching and Inter-VLAN Routing - 4.3.8 80
      Troubleshoot Inter-VLAN Routing - 4.4 80
      Common Inter-VLAN Issues - 4.4.1 80
      Troubleshoot Inter-VLAN Routing Scenario - 4.4.2 81
      Missing VLANs - 4.4.3 81
      Switch Trunk Port Issues - 4.4.4 84
      Switch Access Port Issues - 4.4.5 85
      Router Configuration Issues - 4.4.6 87
      Check Your Understanding - Troubleshoot Inter-VLAN Routing - 4.4.7 89
      Packet Tracer - Troubleshoot Inter-VLAN Routing - 4.4.8 89
      Lab - Troubleshoot Inter-VLAN Routing - 4.4.9 89
      Module Practice and Quiz - 4.5 89
      Packet Tracer - Inter-VLAN Routing Challenge - 4.5.1 89
      Lab - Implement Inter-VLAN Routing - 4.5.2 89
      What did I learn in this module? - 4.5.3 89
      Chapter Quiz - Inter-VLAN Routing 92
      Your Chapter Notes 92
      Chapter 5 STP Concepts 93
      Introduction - 5.0 93
      Why should I take this module? - 5.0.1 93
      What will I learn to do in this module? - 5.0.2 93
      Purpose of STP - 5.1 94
      Redundancy in Layer 2 Switched Networks - 5.1.1 94
      Spanning Tree Protocol - 5.1.2 94
      STP Recalculation - 5.1.3 94
      Issues with Redundant Switch Links - 5.1.4 94
      Layer 2 Loops - 5.1.5 94
      Broadcast Storm - 5.1.6 95
      The Spanning Tree Algorithm - 5.1.7 95
      Video - Observe STP Operation - 5.1.8 97
      Packet Tracer - Investigate STP Loop Prevention - 5.1.9 97
      Check Your Understanding - Purpose of STP - 5.1.10 97
      STP Operations - 5.2 97
      Steps to a Loop-Free Topology - 5.2.1 97
      1. Elect the Root Bridge - 5.2.2 98
      Impact of Default BIDs - 5.2.3 98
      Determine the Root Path Cost - 5.2.4 99
      2. Elect the Root Ports - 5.2.5 99
      3. Elect Designated Ports - 5.2.6 100
      4. Elect Alternate (Blocked) Ports - 5.2.7 100
      Elect a Root Port from Multiple Equal-Cost Paths - 5.2.8 100
      STP Timers and Port States - 5.2.9 101
      Operational Details of Each Port State - 5.2.10 102
      Per-VLAN Spanning Tree - 5.2.11 103
      Check Your Understanding - STP Operations - 5.2.12 103
      Evolution of STP - 5.3 103
      Different Versions of STP - 5.3.1 103
      RSTP Concepts - 5.3.2 104
      RSTP Port States and Port Roles - 5.3.3 104
      PortFast and BPDU Guard - 5.3.4 105
      Alternatives to STP - 5.3.5 105
      Check Your Understanding - Evolution of STP - 5.3.6 106
      Module Practice and Quiz - 5.4 106
      What did I learn in this module? - 5.4.1 106
      Chapter Quiz - STP Concepts 109
      Your Chapter Notes 109
      Chapter 6 EtherChannel 111
      Introduction - 6.0 111
      Why should I take this module? - 6.0.1 111
      What will I learn to do in this module? - 6.0.2 111
      EtherChannel Operation - 6.1 111
      Link Aggregation - 6.1.1 111
      EtherChannel - 6.1.2 112
      Advantages of EtherChannel - 6.1.3 112
      Implementation Restrictions - 6.1.4 112
      AutoNegotiation Protocols - 6.1.5 113
      PAgP Operation - 6.1.6 113
      PAgP Mode Settings Example - 6.1.7 114
      LACP Operation - 6.1.8 114
      LACP Mode Settings Example - 6.1.9 115
      Check Your Understanding - EtherChannel Operation 116
      Configure EtherChannel - 6.2 116
      Configuration Guidelines - 6.2.1 116
      LACP Configuration Example - 6.2.2 116
      Syntax Checker - Configure EtherChannel - 6.2.3 117
      Packet Tracer - Configure EtherChannel 117
      Verify and Troubleshoot EtherChannel - 6.3 117
      Verify EtherChannel - 6.3.1 117
      Common Issues with EtherChannel Configurations - 6.3.2 120
      Troubleshoot EtherChannel Example - 6.3.3 120
      Packet Tracer - Troubleshoot EtherChannel - 6.3.4 123
      Module Practice and Quiz - 6.4 123
      Packet Tracer - Implement EtherChannel - 6.4.1 123
      Lab - Implement EtherChannel - 6.4.2 124
      What did I learn in this module? - 6.4.3 124
      Chapter Quiz - EtherChannel 126
      Your Chapter Notes 126
      Chapter 7 DHCPv4 127
      Introduction - 7.0 127
      Why should I take this module? - 7.0.1 127
      What will I learn to do in this module? - 7.0.2 127
      DHCPv4 Concepts - 7.1 127
      DHCPv4 Server and Client - 7.1.1 127
      DHCPv4 Operation - 7.1.2 128
      Steps to Obtain a Lease - 7.1.3 128
      Steps to Renew a Lease - 7.1.4 129
      Check Your Understanding - DHCPv4 Concepts - 7.1.5 130
      Configure a Cisco IOS DHCPv4 Server - 7.2 130
      Cisco IOS DHCPv4 Server - 7.2.1 130
      Steps to Configure a Cisco IOS DHCPv4 Server - 7.2.2 130
      Configuration Example - 7.2.3 131
      DHCPv4 Verification Commands - 7.2.4 132
      Verify DHCPv4 is Operational - 7.2.5 132
      Syntax Checker - Configure DHCPv4 - 7.2.6 134
      Disable the Cisco IOS DHCPv4 Server - 7.2.7 134
      DHCPv4 Relay - 7.2.8 135
      Other Service Broadcasts Relayed - 7.2.9 137
      Packet Tracer - Configure DHCPv4 - 7.2.10 137
      Configure a DHCPv4 Client - 7.3 137
      Cisco Router as a DHCPv4 Client - 7.3.1 137
      Configuration Example - 7.3.2 138
      Home Router as a DHCPv4 Client - 7.3.3 138
      Syntax Checker - Configure a Cisco Router as DHCP Client - 7.3.4 138
      Module Practice and Quiz - 7.4 138
      Packet Tracer - Implement DHCPv4 - 7.4.1 138
      Lab - Implement DHCPv4 - 7.4.2 139
      What did I learn in this module? - 7.4.3 139
      Chapter Quiz - DHCPv4 141
      Your Chapter Notes 141
      Chapter 8 SLAAC and DHCPv6 143
      Introduction - 8.0 143
      Welcome - 8.0.1 143
      What will I learn to do in this module? - 8.0.2 143
      IPv6 GUA Assignment - 8.1 143
      IPv6 Host Configuration - 8.1.1 143
      IPv6 Host Link-Local Address - 8.1.2 144
      IPv6 GUA Assignment - 8.1.3 144
      Three RA Message Flags - 8.1.4 145
      Check Your Understanding - IPv6 GUA Assignment - 8.1.5 145
      SLAAC - 8.2 145
      SLAAC Overview - 8.2.1 145
      Enabling SLAAC - 8.2.2 146
      SLAAC Only Method - 8.2.3 147
      ICMPv6 RS Messages - 8.2.4 147
      Host Process to Generate Interface ID - 8.2.5 148
      Duplicate Address Detection - 8.2.6 148
      Check Your Understanding - SLAAC - 8.2.7 149
      DHCPv6 - 8.3 149
      DHCPv6 Operation Steps - 8.3.1 149
      Stateless DHCPv6 Operation - 8.3.2 150
      Enable Stateless DHCPv6 on an Interface - 8.3.3 151
      Stateful DHCPv6 Operation - 8.3.4 151
      Enable Stateful DHCPv6 on an Interface - 8.3.5 152
      Check Your Understanding - DHCPv6 - 8.3.6 152
      Configure DHCPv6 Server - 8.4 152
      DHCPv6 Router Roles - 8.4.1 152
      Configure a Stateless DHCPv6 Server - 8.4.2 153
      Configure a Stateless DHCPv6 Client - 8.4.3 155
      Configure a Stateful DHCPv6 Server - 8.4.4 157
      Configure a Stateful DHCPv6 Client - 8.4.5 160
      DHCPv6 Server Verification Commands - 8.4.6 162
      Configure a DHCPv6 Relay Agent - 8.4.7 163
      Verify the DHCPv6 Relay Agent - 8.4.8 164
      Check Your Understanding - Configure DHCPv6 Server - 8.4.9 165
      Module Practice and Quiz - 8.5 165
      Lab - Configure DHCPv6 - 8.5.1 165
      What did I learn in this module? - 8.5.2 166
      Chapter Quiz - SLAAC and DHCPv6 168
      Your Chapter Notes 168
      Chapter 9 FHRP Concepts 169
      Introduction - 9.0 169
      Why should I take this module? - 9.0.1 169
      What will I learn to do in this module? - 9.0.2 169
      First Hop Redundancy Protocols - 9.1 169
      Default Gateway Limitations - 9.1.1 169
      Router Redundancy - 9.1.2 170
      Steps for Router Failover - 9.1.3 171
      FHRP Options - 9.1.4 171
      Check Your Understanding - First Hop Redundancy Protocols - 9.1.5 172
      HSRP - 9.2 172
      HSRP Overview - 9.2.1 172
      HSRP Priority and Preemption - 9.2.2 172
      HSRP States and Timers - 9.2.3 173
      Check Your Understanding - 9.2.4 174
      Module Practice and Quiz - 9.3 174
      What did I learn in this module? - 9.3.1 174
      Chapter Quiz - FHRP Concepts 176
      Packet Tracer - HSRP Configuration Guide 176
      Your Chapter Notes 176
      Chapter 10 LAN Security Concepts 177
      Introduction - 10.0 177
      Why should I take this module? - 10.0.1 177
      What will I learn in this module? - 10.0.2 177
      Endpoint Security - 10.1 177
      Network Attacks Today - 10.1.1 177
      Network Security Devices - 10.1.2 178
      Endpoint Protection - 10.1.3 178
      Cisco Email Security Appliance - 10.1.4 179
      Cisco Web Security Appliance - 10.1.5 179
      Check Your Understanding - Endpoint Security 180
      Access Control - 10.2 180
      Authentication with a Local Password - 10.2.1 180
      AAA Components - 10.2.2 181
      Authentication - 10.2.3 181
      Authorization - 10.2.4 181
      Accounting - 10.2.5 181
      802.1X - 10.2.6 182
      Check Your Understanding - Access Control - 10.2.7 182
      Layer 2 Security Threats 182
      Layer 2 Vulnerabilities - 10.3.1 182
      Switch Attack Categories - 10.3.2 183
      Switch Attack Mitigation Techniques - 10.3.3 183
      Check Your Understanding - Layer 2 Security Threats - 10.3.4 184
      MAC Address Table Attack - 10.4 184
      Switch Operation Review - 10.4.1 184
      MAC Address Table Flooding - 10.4.2 184
      MAC Address Table Attack Mitigation - 10.4.3 185
      Check Your Understanding - MAC Address Table Attacks - 10.4.4 186
      LAN Attacks - 10.5 186
      Video - VLAN and DHCP Attacks - 10.5.1 186
      VLAN Hopping Attacks - 10.5.2 186
      VLAN Double-Tagging Attack - 10.5.3 186
      DHCP Messages - 10.5.4 187
      DHCP Attacks - 10.5.5 187
      Video - ARP Attacks, STP Attacks, and CDP Reconnaissance - 10.5.6 188
      ARP Attacks - 10.5.7 188
      Address Spoofing Attack - 10.5.8 189
      STP Attack - 10.5.9 190
      CDP Reconnaissance - 10.5.10 190
      Check Your Understanding - LAN Attacks - 10.5.11 191
      Module Practice and Quiz - 10.6 191
      What did I learn in this module? - 10.6.1 191
      Chapter Quiz - LAN Security Concepts 193
      Your Chapter Notes 193
      Chapter 11 Switch Security Configuration 195
      Introduction - 11.0 195
      Why should I take this module? - 11.0.1 195
      What will I learn in this module? - 11.0.2 195
      Implement Port Security - 11.1 195
      Secure Unused Ports - 11.1.1 195
      Mitigate MAC Address Table Attacks - 11.1.2 196
      Enable Port Security - 11.1.3 196
      Limit and Learn MAC Addresses - 11.1.4 198
      Port Security Aging - 11.1.5 200
      Port Security Violation Modes - 11.1.6 201
      Ports in error-disabled State - 11.1.7 202
      Verify Port Security - 11.1.8 203
      Syntax Checker - Implement Port Security - 11.1.9 205
      Packet Tracer - Implement Port Security 205
      Mitigate VLAN Attacks - 11.2 206
      VLAN Attacks Review - 11.2.1 206
      Steps to Mitigate VLAN Hopping Attacks - 11.2.2 206
      Syntax Checker - Mitigate VLAN Hopping Attacks - 11.2.3 207
      Mitigate DHCP Attacks - 11.3 207
      DHCP Attack Review - 11.3.1 207
      DHCP Snooping - 11.3.2 207
      Steps to Implement DHCP Snooping - 11.3.3 208
      DHCP Snooping Configuration Example - 11.3.4 208
      Syntax Checker - Mitigate DHCP Attacks - 11.3.5 209
      Mitigate ARP Attacks - 11.4 210
      Dynamic ARP Inspection - 11.4.1 210
      DAI Implementation Guidelines - 11.4.2 210
      DAI Configuration Example - 11.4.3 210
      Syntax Checker - Mitigate ARP Attacks - 11.4.4 211
      Mitigate STP Attacks - 11.5 211
      PortFast and BPDU Guard - 11.5.1 211
      Configure PortFast - 11.5.2 212
      Configure BPDU Guard - 11.5.3 213
      Syntax Checker - Mitigate STP Attacks - 11.5.4 214
      Module Practice and Quiz - 11.6 214
      Packet Tracer - Switch Security Configuration - 11.6.1 214
      Lab - Switch Security Configuration - 11.6.2 215
      What did I learn in this module? - 11.6.3 215
      Chapter Quiz - Switch Security Configuration 217
      Your Chapter Notes 217
      Chapter 12 WLAN Concepts 219
      Introduction - 12.0 219
      Why should I take this module? - 12.0.1 219
      What will I learn in this module? - 12.0.2 219
      Introduction to Wireless - 12.1 219
      Benefits of Wireless - 12.1.1 219
      Types of Wireless Networks - 12.1.2 220
      Wireless Technologies - 12.1.3 220
      802.11 Standards - 12.1.4 221
      Radio Frequencies - 12.1.5 222
      Wireless Standards Organizations - 12.1.6 223
      Check Your Understanding - Introduction to Wireless - 12.1.7 223
      WLAN Components - 12.2 223
      Video - WLAN Components - 12.2.1 223
      Wireless NICs - 12.2.2 223
      Wireless Home Router - 12.2.3 224
      Wireless Access Points - 12.2.4 224
      AP Categories - 12.2.5 224
      Wireless Antennas - 12.2.6 225
      Check Your Understanding - WLAN Components - 12.2.7 226
      WLAN Operation - 12.3 226
      Video - WLAN Operation - 12.3.1 226
      802.11 Wireless Topology Modes - 12.3.2 226
      BSS and ESS - 12.3.3 226
      802.11 Frame Structure - 12.3.4 227
      CSMA/CA - 12.3.5 227
      Wireless Client and AP Association - 12.3.6 228
      Passive and Active Discover Mode - 12.3.7 229
      Check Your Understanding - WLAN Operation - 12.3.8 229
      CAPWAP Operation - 12.4 229
      Video - CAPWAP - 12.4.1 229
      Introduction to CAPWAP - 12.4.2 229
      Split MAC Architecture - 12.4.3 230
      DTLS Encryption - 12.4.4 230
      FlexConnect APs - 12.4.5 230
      Check Your Understanding - CAPWAP Operation - 12.4.6 231
      Channel Management - 12.5 231
      Frequency Channel Saturation - 12.5.1 231
      Channel Selection - 12.5.2 231
      Plan a WLAN Deployment - 12.5.3 232
      Check Your Understanding - Channel Management - 12.5.4 233
      WLAN Threats - 12.6 233
      Video - WLAN Threats - 12.6.1 233
      Wireless Security Overview - 12.6.2 233
      DoS Attacks - 12.6.3 233
      Rogue Access Points - 12.6.4 234
      Man-in-the-Middle Attack - 12.6.5 234
      Check Your Understanding - WLAN Threats - 12.6.6 234
      Secure WLANs - 12.7 234
      Video - Secure WLANs - 12.7.1 234
      SSID Cloaking and MAC Address Filtering - 12.7.2 235
      802.11 Original Authentication Methods - 12.7.3 235
      Shared Key Authentication Methods - 12.7.4 235
      Authenticating a Home User - 12.7.5 236
      Encryption Methods - 12.7.6 236
      Authentication in the Enterprise - 12.7.7 237
      WPA3 - 12.7.8 237
      Check Your Understanding - Secure WLANs - 12.7.9 238
      Module Practice and Quiz - 12.8 238
      What did I learn in this module? - 12.8.1 238
      Chapter Quiz - WLAN Concepts 241
      Your Chapter Notes 241
      Chapter 13 WLAN Configuration 243
      Introduction - 13.0 243
      Why should I take this module? - 13.0.1 243
      What will I learn to do in this module? - 13.0.2 243
      Remote Site WLAN Configuration - 13.1 243
      Video - Configure a Wireless Network - 13.1.1 243
      The Wireless Router - 13.1.2 244
      Log in to the Wireless Router - 13.1.3 244
      Basic Network Setup - 13.1.4 244
      Basic Wireless Setup - 13.1.5 245
      Configure a Wireless Mesh Network - 13.1.6 247
      NAT for IPv4 - 13.1.7 247
      Quality of Service - 13.1.8 247
      Port Forwarding - 13.1.9 248
      Packet Tracer - Configure a Wireless Network - 13.1.10 248
      Lab - Configure a Wireless Network - 13.1.11 248
      Configure a Basic WLAN on the WLC - 13.2 248
      Video - Configure a Basic WLAN on the WLC - 13.2.1 248
      WLC Topology - 13.2.2 249
      Log in to the WLC - 13.2.3 249
      View AP Information - 13.2.4 249
      Advanced Settings - 13.2.5 250
      Configure a WLAN - 13.2.6 250
      Packet Tracer - Configure a Basic WLAN on the WLC - 13.2.7 252
      Configure a WPA2 Enterprise WLAN on the WLC - 13.3 252
      Video - Define an SNMP and RADIUS Server on the WLC - 13.3.1 252
      SNMP and RADIUS - 13.3.2 252
      Configure SNMP Server Information - 13.3.3 253
      Configure RADIUS Server Information - 13.3.4 253
      Video - Configure a VLAN for a New WLAN - 13.3.5 253
      Topology with VLAN 5 Addressing - 13.3.6 253
      Configure a New Interface - 13.3.7 254
      Video - Configure a DHCP Scope - 13.3.8 255
      Configure a DHCP Scope - 13.3.9 255
      Video - Configure a WPA2 Enterprise WLAN - 13.3.10 256
      Configure a WPA2 Enterprise WLAN - 13.3.11 256
      Packet Tracer - Configure a WPA2 Enterprise WLAN on the WLC - 13.3.12 257
      Troubleshoot WLAN Issues - 13.4 257
      Troubleshooting Approaches - 13.4.1 257
      Wireless Client Not Connecting - 13.4.2 258
      Troubleshooting When the Network Is Slow - 13.4.3 259
      Updating Firmware - 13.4.4 259
      Packet Tracer - Troubleshoot WLAN Issues - 13.4.5 260
      Module Practice and Summary - 13.5 260
      Packet Tracer - WLAN Configuration - 13.5.1 260
      What did I learn in this module? - 13.5.2 260
      Chapter Quiz - WLAN Configuration 262
      Your Chapter Notes 262
      Chapter 14 Routing Concepts 263
      Introduction - 14.0 263
      Why should I take this module? - 14.0.1 263
      What will I learn to do in this module? - 14.0.2 263
      Path Determination - 14.1 263
      Two Functions of Router - 14.1.1 263
      Router Functions Example - 14.1.2 264
      Best Path Equals Longest Match - 14.1.3 264
      IPv4 Address Longest Match Example - 14.1.4 264
      IPv6 Address Longest Match Example - 14.1.5 265
      Build the Routing Table - 14.1.6 265
      Check Your Understanding - Path Determination - 14.1.7 266
      Packet Forwarding - 14.2 266
      Packet Forwarding Decision Process - 14.2.1 266
      End-to-End Packet Forwarding - 14.2.2 267
      Packet Forwarding Mechanisms - 14.2.3 268
      Check Your Understanding - Packet Forwarding - 14.2.4 269
      Basic Router Configuration Review - 14.3 269
      Topology - 14.3.1 269
      Configuration Commands - 14.3.2 269
      Verification Commands - 14.3.3 271
      Filter Command Output - 14.3.4 276
      Packet Tracer - Basic Router Configuration Review - 14.3.5 278
      IP Routing Table - 14.4 278
      Route Sources - 14.4.1 278
      Routing Table Principles - 14.4.2 280
      Routing Table Entries - 14.4.3 281
      Directly Connected Networks - 14.4.4 281
      Static Routes - 14.4.5 282
      Static Routes in the IP Routing Table - 14.4.6 282
      Dynamic Routing Protocols - 14.4.7 283
      Dynamic Routes in the IP Routing Table - 14.4.8 283
      Default Route - 14.4.9 284
      Structure of an IPv4 Routing Table - 14.4.10 285
      Structure of an IPv6 Routing Table - 14.4.11 286
      Administrative Distance - 14.4.12 287
      Check Your Understanding - IP Routing Table - 14.4.13 288
      Static and Dynamic Routing - 14.5 288
      Static or Dynamic? - 14.5.1 288
      Dynamic Routing Evolution - 14.5.2 289
      Dynamic Routing Protocol Concepts - 14.5.3 290
      Best Path - 14.5.4 291
      Load Balancing - 14.5.5 291
      Check Your Understanding - Dynamic and Static Routing - 14.5.6 292
      Module Practice and Quiz - 14.6 292
      What did I learn in this module? - 14.6.1 292
      Chapter Quiz - Routing Concepts 295
      Your Chapter Notes 295
      Chapter 15 IP Static Routing 297
      Introduction - 15.0 297
      Why should I take this module? - 15.0.1 297
      What will I learn to do in this module? - 15.0.2 297
      Static Routes - 15.1 297
      Types of Static Routes - 15.1.1 297
      Next-Hop Options - 15.1.2 298
      IPv4 Static Route Command - 15.1.3 298
      IPv6 Static Route Command - 15.1.4 299
      Dual-Stack Topology - 15.1.5 300
      IPv4 Starting Routing Tables - 15.1.6 300
      IPv6 Starting Routing Tables - 15.1.7 301
      Check Your Understanding - Static Routes - 15.1.8 303
      Configure IP Static Routes - 15.2 303
      IPv4 Next-Hop Static Route - 15.2.1 303
      IPv6 Next-Hop Static Route - 15.2.2 304
      IPv4 Directly Connected Static Route - 15.2.3 305
      IPv6 Directly Connected Static Route - 15.2.4 306
      IPv4 Fully Specified Static Route - 15.2.5 307
      IPv6 Fully Specified Static Route - 15.2.6 308
      Verify a Static Route - 15.2.7 308
      Syntax Checker - Configure Static Routes - 15.2.8 310
      Configure IP Default Static Routes - 15.3 311
      Default Static Route - 15.3.1 311
      Configure a Default Static Route - 15.3.2 311
      Verify a Default Static Route - 15.3.3 312
      Syntax Checker - Configure Default Static Routes - 15.3.4 313
      Configure Floating Static Routes - 15.4 313
      Floating Static Routes - 15.4.1 313
      Configure IPv4 and IPv6 Floating Static Routes - 15.4.2 314
      Test the Floating Static Route - 15.4.3 315
      Syntax Checker - Configure Floating Static Route - 15.4.4 316
      Configure Static Host Routes - 15.5 316
      Host Routes - 15.5.1 316
      Automatically Installed Host Routes - 15.5.2 316
      Static Host Routes - 15.5.3 317
      Configure Static Host Routes - 15.5.4 317
      Verify Static Host Routes - 15.5.5 317
      Configure IPv6 Static Host Route with Link-Local Next-Hop - 15.5.6 318
      Syntax Checker - Configure Static Host Routes - 15.5.7 318
      Module Practice and Quiz - 15.6 318
      Packet Tracer - Configure IPv4 and IPv6 Static and Default Routes - 15.6.1 318
      Lab - Configure IPv4 and IPv6 Static and Default Routes - 15.6.2 318
      What did I learn in this module? - 15.6.3 319
      Chapter Quiz - IP Static Routing 321
      Your Chapter Notes 321
      Chapter 16 Troubleshoot Static and Default Routes 323
      Introduction - 16.0 323
      Why should I take this module? - 16.0.1 323
      What will I learn to do in this module? - 16.0.2 323
      Packet Processing with Statics Routes - 16.1 323
      Static Routes and Packet Forwarding - 16.1.1 323
      Check Your Understanding - Packet Processing with Static Routes - 16.1.2 324
      Troubleshoot IPv4 Static and Default Route Configuration - 16.2 324
      Network Changes - 16.2.1 324
      Common Troubleshooting Commands - 16.2.2 324
      Solve a Connectivity Problem - 16.2.3 326
      Syntax Checker - Troubleshoot IPv4 Static and Default Routes - 16.2.4 329
      Module Practice and Quiz - 16.3 329
      Packet Tracer - Troubleshoot Static and Default Routes - 16.3.1 329
      Lab - Troubleshoot Static and Default Routes - 16.3.2 330
      What did I learn in this module? - 16.3.3 330
      Chapter Quiz - Troubleshoot Static and Default Routes 332
      Your Chapter Notes 332


      9780136634720 TOC 6/25/2020


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