Cisco IDS-4230-FE - Intrusion Detection Sys Fast Ethernet Sensor Installation And Configuration Manual page 32

Appliances
Deployment Considerations
Cisco Intrusion Detection System Appliance and Module Installation and Configuration Guide Version 4.1
1-8
Figure 1-3 Appliance Behind a Firewall
Control interface
Management network
Management
host
For the appliance to effectively defend a network with a router and firewall
configuration, you must do the following:
Enable SSH services on the router if available, otherwise, enable Telnet.
•
• Add the router to the device management list of the appliance (via the IDS
manager).
Hostile
network
ISP router
Outermost router
Firewall
Monitoring interface
Appliance
Protected net
Chapter 1 Introducing the Sensor
78-15597-02