What Is Tacacs+ Port?
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TACACS+ (Terminal Access Controller Access-Control System Plus) is an authentication protocol developed by Cisco that provides centralized validation of users attempting to gain access to a router or network switch. It uses TCP port 49 by default.
TACACS+ (Terminal Access Controller Access Control System Plus) is an authentication protocol commonly used by network administrators. It runs on TCP port 49 and uses one or more shared secrets to verify user access. It is particularly useful for remote authentication of network users, as it can be configured to require multiple levels of authentication.