I am in the process of setting up a new TACACS+ server and am in the process of updating all of our network devices' configurations to point to the new server.
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What is Tacacs ACS?
TACACS, which stands for Terminal Access Controller Access-Control System, is a network protocol that was developed by Cisco. TACACS+ is an improved version of the original TACACS protocol, which is now popularly used in the industry for Authentication, Authorization, and Accounting (AAA) in network security.
What is the Tacacs authentication flow?
TACACS+ which stands for Terminal Access Controller Access Control Server is a security protocol used in the AAA framework to provide centralized authentication for users who want to gain access to the network.