What is the first required task when configuring server-based AAA authentication?
- Configure the IP address of the server.
- Specify the type of server providing the authentication.
- Configure the type of AAA authentication.
- Enable AAA globally.
Explanation: When server-based AAA authentication is being configured, AAA must be globally enabled to allow the use of all AAA elements. This step is a prerequisite for all other AAA commands.