Santos:CCNA Sec 210-260 OCG

Chapter 3. Implementing AAA in Cisco IOS

This chapter covers the following topics:

Cisco Secure ACS, RADIUS, and TACACS

Configuring routers to interoperate with an ACS server

Configuring the ACS server to interoperate with a router

Verifying and troubleshooting router-to-ACS server interactions

The challenge, however, is that most companies have many network devices. If a single administrator needs access to ten different routers, and you are using the local database only for the username and password of that administrator (remember, the local database means the running configuration on that specific router), you must create that same user account ten different times, once on each router. If he ever needs to change the password, it also requires ...