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User Guide for Cisco Secure ACS for Windows Server
78-16592-01
Chapter 1 Overview
AAA Server Functions and Concepts
Table 1-3 specifies EAP authentication protocol support.
Passwords
Cisco Secure ACS supports many common password protocols:
• ASCII/PAP
• CHAP
• MS-CHAP
• LEAP
• EAP-MD5
• EAP-TLS
LEAP Proxy RADIUS
Server
Yes No No Yes Yes
All Token Servers Yes No No No No
Table 1-2 Non-EAP Authentication Protocol and User Database Compatibility (continued)
Database ASCII/PAP CHAP ARAP MS-CHAP v.1 MS-CHAP v.2
Table 1-3 EAP Authentication Protocol and User Database Compatibility
Database LEAP EAP-MD5 EAP-TLS
PEAP
(EAP-GTC)
PEAP
(EAP-MS
CHAPv2)
EAP-FAST
Phase Zero
EAP-FAST
Phase Two
Cisco Secure ACS Yes Yes Yes Yes Yes Yes Yes
Windows SAM Yes No No Yes Yes Yes Yes
Windows AD Yes No Yes Yes Yes Yes Yes
LDAP No No Yes Yes No No Yes
Novell NDS No No No Yes No No Yes
ODBC Yes Yes Yes Yes Yes Yes Yes
LEAP Proxy
RADIUS Server
Yes No No Yes Yes Yes Yes
All Token Servers No No No Yes No No No