Cisco IOS Firewall IDS
Intrusion detection has been available as part of the Cisco IOS Firewall from the 12.05(T) release. The IDS capabilities are only available on the midrange to high-end router platforms. These include the following platforms, with more scheduled for release in the near future:
Cisco 1700
Cisco 2600
Cisco 3600
Cisco 7100
Cisco 7200
Once the router has the Cisco IOS Firewall IDS features installed and enabled, the router acts as an IDS sensor. The router passively monitors and analyzes all packet flow through the router and checks this data against the installed and configured IDS signatures. If suspect activity is detected, the router can be configured to
Send an alarm to a management platform— In this instance, either a syslog ...
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