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1.1 KiB
1.1 KiB
RADIUS, TACACS+, and Diameter
The following is a comparison table for the RADIUS, TACACS+, and Diameter protocols.
Feature | RADIUS | TACACS+ | Diameter |
---|---|---|---|
Transport Protocol | UDP | TCP | TCP or SCTP |
Encryption | Only password encryption | Full packet encryption | Full packet encryption |
AAA Support | Combined AAA (Authentication, Authorization, Accounting) | Separate AAA (Authentication, Authorization, and Accounting are distinct) | Combined AAA |
Usage | Network access, VPN authentication, etc. | Device administration | Mobile IP, SIP, NASREQ |
Standardization | RFC 2865 & RFC 2866 | Cisco proprietary | RFC 6733 |