What port does TACACS+ use?

TACACS+ uses port 49 by default. The protocol is defined in RFC 8907.

Unknown

Terminal Access Controller Access-Control System Plus

Q: What is Terminal Access Controller Access-Control System Plus?

Terminal Access Controller Access-Control System Plus (TACACS+) is a Application Layer protocol in the Authentication category. Cisco-developed AAA protocol that separates authentication, authorization, and accounting into independent transactions. Encrypts the entire payload, unlike RADIUS which only encrypts passwords.

Application Layer — Authentication

协议概览

全称 Terminal Access Controller Access-Control System Plus

缩写 TACACS+

OSI 层 Application Layer

类别 Authentication

默认端口 49

RFC RFC 8907

关于 TACACS+

Cisco-developed AAA protocol that separates authentication, authorization, and accounting into independent transactions. Encrypts the entire payload, unlike RADIUS which only encrypts passwords.

Application Layer Authentication 端口 49

标准参考

TACACS+定义于互联网工程任务组（IETF）发布的RFC 8907中。RFC是互联网协议的官方标准文档，可免费公开查阅。

Terminal Access Controller Access-Control System Plus

协议概览

关于 TACACS+

标准参考

相关协议 — Application Layer