Chapter 5. Securing Networks with Cisco IOS IPS
IDS Versus IPS
The difference is pretty simple, but Table 5-1 has the breakdown.
Table 5-1. IDS Versus IPS
There are many similarities between IDS and IPS. This is mainly because IPS is the evolution of IDS technology. These types of technologies are deployed as sensors because they "sense" malicious activity on a network segment.
What can IPS/IDS sensors be? A number of devices can be considered IPS/IDS; for example, a Cisco IOS router can run a software version that enables sensing of malicious network activity. Other IPS/IDS devices include purpose-built devices such as the Cisco 4200 series IPS ...