Radius vs TACACS+

Quick Comaparison of Radius vs TACACS+

 

Radius	TACACS+
UDP 1812, 1645 (Authentication), 1813, 1646 (Accounting)	TCP 49
Created by IETF, Open Standard	Created by Cisco, Open Standard
Password Only	Full Packet Encryption
Uniderectional CHAP	Bidirectional CHAP
Low resource dependent	Requires more resources
No command logging	Full logging of commands
Used for network access	Supports administration
Authentication and Authorization is combined. Accounting is seperate	Authorization, Authentication, and accounting are separate
Extensive accounting	Limited Accounting
Priviledge mode is supported	15 priviledge modes are supported