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User Guide for Cisco Secure Access Control Server - Stewing Home

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CHAPTER 1 Overview 1-1<br />

OL-14386-02<br />

CONTENTS<br />

Preface XXVII<br />

Audience XXVII<br />

Organization XXVII<br />

Conventions XXVIII<br />

Product Documentation XXIX<br />

Related Documentation XXXI<br />

Obtaining Documentation and Submitting a Service Request XXXI<br />

Notices I-XXXI<br />

OpenSSL/Open SSL Project I-XXXI<br />

License Issues I-XXXII<br />

Introduction to ACS 1-1<br />

Network Admission <strong>Control</strong> (NAC) 1-2<br />

Identity-Based Networking Services (IBNS) 1-2<br />

ACS Features, Functions and Concepts 1-3<br />

ACS as the AAA <strong>Server</strong> 1-3<br />

AAA Protocols—TACACS+ and RADIUS 1-3<br />

TACACS+ 1-4<br />

RADIUS 1-4<br />

Plat<strong>for</strong>ms 1-5<br />

Additional Features in This Release 1-5<br />

Authentication 1-7<br />

Authentication Considerations 1-7<br />

Authentication and <strong>User</strong> Databases 1-7<br />

Authentication Protocol-Database Compatibility 1-8<br />

Passwords 1-8<br />

EAP Support 1-10<br />

Other Authentication-Related Features 1-12<br />

Authorization 1-12<br />

Max Sessions 1-13<br />

Dynamic Usage Quotas 1-13<br />

Shared Profile Components 1-14<br />

Support <strong>for</strong> <strong>Cisco</strong> Device-Management Applications 1-14<br />

<strong>User</strong> <strong>Guide</strong> <strong>for</strong> <strong>Cisco</strong> <strong>Secure</strong> <strong>Access</strong> <strong>Control</strong> <strong>Server</strong> 4.2<br />

III

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