ix
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2
Configuring Username and Password Security . . . . . . . . . . . . . . . . . . 9-3
Menu: Configuring Passwords . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-5
CLI: Setting Manager and Operator Passwords . . . . . . . . . . . . . . . . . . . 9-6
Web: Configuring User-Names and Passwords . . . . . . . . . . . . . . . . . . . 9-7
TACACS+ Authentication for Central Control of Switch Access Security
9-8
Terminology Used in TACACS Applications: . . . . . . . . . . . . . . . . . . . . 9-9
General System Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-10
General Authentication Setup Procedure . . . . . . . . . . . . . . . . . . . . . . 9-11
Configuring TACACS+ on the Switch . . . . . . . . . . . . . . . . . . . . . . . . . . 9-14
How Authentication Operates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-24
Using the Encryption Key . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-26
Controlling Web Browser Interface Access When Using TACACS+ Authentication
9-28
Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-28
Operating Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-29
Troubleshooting TACACS+ Operation . . . . . . . . . . . . . . . . . . . . . . . . . 9-29
Using Authorized IP Managers for Increased Management
Security
Chapter Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-1
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-2
Using Authorized IP Managers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-4
Access Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-5
Defining Authorized Management Stations . . . . . . . . . . . . . . . . . . . . . 10-5
Menu: Viewing and Configuring IP Authorized Managers . . . . . . . . . 10-7
CLI: Viewing and Configuring Authorized IP Managers . . . . . . . . . . . 10-8
Web: Configuring IP Authorized Managers . . . . . . . . . . . . . . . . . . . . 10-10
Building IP Masks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-10
Operating and Troubleshooting Notes . . . . . . . . . . . . . . . . . . . . . . . . 10-13
Optimizing Port Usage Through Traffic Control and Port
Trunking
Chapter Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1
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