CCNA Security Exam Cram (Exam IINS 640-553)

Cisco IOS Security Features

Although the primary purpose of an IOS router is to be a router, there are a number of built-in security features that can be leveraged such that the router takes its proper place in the Cisco Self-Defending Network. In this section, we look at typical deployment scenarios for an IOS router and examine some of the features of Cisco Integrated Services Routers (ISRs) at a high level.

Where Do You Deploy an IOS Router?

Before we get into the features of Cisco’s product portfolio, we should probably cover the question of where a router is deployed as part of the implementation of a comprehensive security policy. We discussed the “blurring of the perimeter” in Chapter 2, “Building a Secure Network Using Security ...