With this concise, problem-solving guide you will learn how to identify network security threats and implement uniform security throughout your network. Step-by-step instructions and immediate solutions will help you implement and update security defenses. Plus, every configuration in this book was completely tested and perfected with actual Cisco routers. No other concise guide provides the security expertise presented in this book. Author- Joe Harris
About the Author Harris is a Senior Network Engineer at AIM Management.

motw/Cisco Network Security Little Black Book - Joe Harris.pdf

lgli/Unknown - Cisco Network Security Little Black Book (2003, ).pdf

zlib/Computers/Networking/Unknown/Cisco Network Security Little Black Book_21505603.pdf

Microsoft FrontPage 5.0

Harris, Joe

Joe Harris

Paraglyph, Incorporated

United States, United States of America

Phoenix, AZ, Arizona, 2002

0, PT, 2002

producers:
htmldoc 1.8.23 Copyright 1997-2002 Easy Software Products, All Rights Reserved.

Memory of the World Librarian: Quintus

Includes index.

Cover 1
Table of Contents 3
Cisco Network Security Little Black Book 6
Introduction 9
Is this Book for You? 9
How to Use this Book 9
The Little Black Book Philosophy 11
Chapter 1: Securing the Infrastructure 12
In Brief 12
Enterprise Security Problems 12
Types of Threats 13
Enterprise Security Challenges 13
Enterprise Security Policy 14
Securing the Enterprise 15
Immediate Solutions 19
Configuring Console Security 19
Configuring Telnet Security 21
Configuring Enable Mode Security 22
Disabling Password Recovery 23
Configuring Privilege Levels for Users 25
Configuring Password Encryption 26
Configuring Banner Messages 27
Configuring SNMP Security 29
Configuring RIP Authentication 30
Configuring EIGRP Authentication 32
Configuring OSPF Authentication 36
Configuring Route Filters 40
Suppressing Route Advertisements 45
Chapter 2: AAA Security Technologies 48
In Brief 48
Access Control Security 48
AAA Protocols 53
Cisco Secure Access Control Server 58
Immediate Solutions 61
Configuring TACACS+ Globally 61
Configuring TACACS+ Individually 63
Configuring RADIUS Globally 66
Configuring RADIUS Individually 67
Configuring Authentication 69
Configuring Authorization 77
Configuring Accounting 80
Installing and Configuring Cisco Secure NT 83
Chapter 3: Perimeter Router Security 90
In Brief 90
Defining Networks 90
Cisco Express Forwarding 91
Unicast Reverse Path Forwarding 92
TCP Intercept 92
Network Address Translation 94
Committed Access Rate 95
Logging 97
Immediate Solutions 98
Configuring Cisco Express Forwarding 98
Configuring Unicast Reverse Path Forwarding 100
Configuring TCP Intercept 103
Configuring Network Address Translation (NAT) 108
Configuring Committed Access Rate (CAR) 121
Configuring Logging 124
Chapter 4: IOS Firewall Feature Set 128
In Brief 128
Context-Based Access Control 128
Port Application Mapping 132
IOS Firewall Intrusion Detection 134
Immediate Solutions 136
Configuring Context-Based Access Control 136
Configuring Port Application Mapping 148
Configuring IOS Firewall Intrusion Detection 154
Chapter 5: Cisco Encryption Technology 161
In Brief 161
Cryptography 161
Benefits of Encryption 165
Symmetric and Asymmetric Key Encryption 165
Digital Signature Standard 171
Cisco Encryption Technology Overview 172
Immediate Solutions 173
Configuring Cisco Encryption Technology 173
Chapter 6: Internet Protocol Security 194
In Brief 194
IPSec Packet Types 195
IPSec Modes of Operation 196
Key Management 198
Encryption 201
IPSec Implementations 202
Immediate Solutions 202
Configuring IPSec Using Pre-Shared Keys 203
Configuring IPSec Using Manual Keys 219
Configuring Tunnel EndPoint Discovery 229
Chapter 7: Additional Access List Features 236
In Brief 236
Wildcard Masks 238
Standard Access Lists 239
Extended Access Lists 239
Reflexive Access Lists 240
Dynamic Access Lists 241
Additional Access List Features 243
Immediate Solutions 244
Configuring Standard IP Access Lists 244
Configuring Extended IP Access Lists 247
Configuring Extended TCP Access Lists 252
Configuring Named Access Lists 255
Configuring Commented Access Lists 257
Configuring Dynamic Access Lists 259
Configuring Reflexive Access Lists 265
Configuring Time-Based Access Lists 268
Appendix A: IOS Firewall IDS Signature List 271
Appendix B: Securing Ethernet Switches 277
Configuring Management Access 277
Configuring Port Security 278
Configuring Permit Lists 280
Configuring AAA Support 281
List of Figures 286
List of Tables 288
List of Listings 289
Blogging.pdf 1
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Provides Advice For Internetworking Professionals About Designing, Maintaining, And Implementing Secure Networks Using Cisco Routers, Covering Topics Including Tcp Intercept, Ipsec, And Session Filtering.

2022-05-07