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