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10
Chapter 34: PKI Certificates and SSL ........................................................................................................397
Supported Platforms .......................................................................................................................................398
Overview.........................................................................................................................................................399
Types of Certificates .......................................................................................................................................399
Distinguished Names ......................................................................................................................................401
SSL and Enhanced Stacking ..........................................................................................................................403
Guidelines.......................................................................................................................................................404
Technical Overview.........................................................................................................................................405
SSL Encryption.........................................................................................................................................405
User Verification .......................................................................................................................................406
Authentication...........................................................................................................................................406
Public Key Infrastructure ..........................................................................................................................407
Public Keys...............................................................................................................................................407
Message Encryption.................................................................................................................................407
Digital Signatures .....................................................................................................................................407
Certificates................................................................................................................................................408
Elements of a Public Key Infrastructure ...................................................................................................409
Certificate Validation.................................................................................................................................410
Certificate Revocation Lists (CRLs)..........................................................................................................410
PKI Implementation ..................................................................................................................................411
Chapter 35: Secure Shell (SSH) ..................................................................................................................413
Supported Platforms .......................................................................................................................................414
Overview.........................................................................................................................................................415
Support for SSH..............................................................................................................................................416
SSH Server.....................................................................................................................................................417
SSH Clients.....................................................................................................................................................418
SSH and Enhanced Stacking..........................................................................................................................419
SSH Configuration Guidelines ........................................................................................................................421
General Steps to Configuring SSH .................................................................................................................422
Chapter 36: TACACS+ and RADIUS Protocols .........................................................................................423
Supported Platforms .......................................................................................................................................424
Overview.........................................................................................................................................................425
Guidelines.......................................................................................................................................................427
Chapter 37: Management Access Control List ..........................................................................................431
Supported Platforms .......................................................................................................................................432
Overview.........................................................................................................................................................433
Parts of a Management ACE ..........................................................................................................................434
IP Address................................................................................................................................................434
Mask.........................................................................................................................................................434
Application................................................................................................................................................434
Guidelines.......................................................................................................................................................435
Examples ........................................................................................................................................................436
Appendix A: AT-S63 Management Software Default Settings .................................................................439
Address Resolution Protocol Cache ...............................................................................................................441
Boot Configuration File ...................................................................................................................................442
BOOTP Relay Agent.......................................................................................................................................443
Class of Service..............................................................................................................................................444
Denial of Service Defenses.............................................................................................................................445
802.1x Port-Based Network Access Control...................................................................................................446
Enhanced Stacking .........................................................................................................................................448
Ethernet Protection Switching Ring (EPSR) Snooping ...................................................................................449
Event Logs......................................................................................................................................................450
GVRP..............................................................................................................................................................451