What is a characteristic of TACACS+?
- TACACS+ uses UDP port 1645 or 1812 for authentication, and UDP port 1646 or 1813 for accounting.
- TACACS+ is backward compatible with TACACS and XTACACS.
- TACACS+ is an open IETF standard.
- TACACS+ provides authorization of router commands on a per-user or per-group basis.
Explanation: The TACACS+ protocol provides flexibility in AAA services. For example, using TACACS+, administrators can select authorization policies to be applied on a per-user or per-group basis.
Exam with this question: CCNA Security Chapter 3 Exam Answers
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