Cisco Security Professional's Guide to Secure Intrusion Detection Systems

Chapter 11

Cisco Firewall/IDS IOS

Solutions in this Chapter

■ Understanding Cisco IOS-Based IDS

■ Configuring the IOS-Based IDS

■ Configuring IOS-Based IDS Signatures

■ Responses from the IOS-Based IDS

■ Verifying the IOS-IDS configuration

☑ Summary

☑ Solutions Fast Track

☑ Frequently Asked Questions

Introduction

When you start implementing intrusion detection in the corporate LAN, it isn’t necessary to spend a lot on IDS sensors or IDSM blades. This is even truer for networks in small offices, which don’t have the budgets of larger corporations. An affordable start with intrusion detection can be made using the Firewall/IDS feature set of IOS, which a growing number of Cisco router platforms now support. Because IOS-IDS runs on existing network hardware ...