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IntruShield Best Practices
This document discusses recommended practices for using IntruShield most
effectively. Topics covered include installation, tuning, rule set creation, connectivity
and maintenance. For in depth information about IntruShield IPS protection, see the
following documents:
IntruShield Manager Installation Guide
IntruShield Getting Started Guide
IntruShield Manager Administrator’s Guide
IntruShield Troubleshooting Guide
IntruShield Release Notes
Contents of this document
Pre-installation considerations on page 2
Deploying a large number of sensors on page 3
Facilitating troubleshooting on page 4
Ensuring connectivity between the sensor and other network devices on page 5
Initial tuning on page 9
Creating rule sets on page 12
Port clustering on asymmetric networks on page 12
Maintenance, backup, and database tuning on page 13
Access Control Lists (ACL) on page 16
Working on performance issues on page 17
SSL best practices on page 18
Sensor performance with HTTP Response processing on page 20
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