CCNP Enterprise Core (350-401) Cisco Security


TACACS+ is developed by Cisco and release as an open standard in the early 1990s.

TACACS+ is mainly used for AAA device access control but it is possible for to be used for network access too.

TACACS+ uses TCP port 49 to communicate between TACACS+ clients and the TACACS+ server

TACACS+ can provide authentication, authorisation and accounting in separate functions. This is the main reason why TACACS+ is preferred over RADIUS for network device access control.

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