Refer to the exhibit. a network administrator configures aaa authentication on router r1. the acs servers are configured and running. the administrator tests the configuration by telneting to r1. what will happen if the administrator attempts to authenticate through the radius server using incorrect credentials?

The correct answer for the following question is authentication process stops.

Explanation:

Authentication for the Telnet connection can be defined by the AAA method lists the AUTHEN. The AUTHEN lists define that first authentication methods is through the ACS servers by using a RADIUS protocols (or the RADIUS servers), and second authentication methods is use a local users database, and third methods is to use enable password. In the scenarios, however, the administrators fails to passes an authentication by first method, and the authentications processes stop and no the other authentications method are allowed.

answeruse the nslookup utility;