Administrator Guide

Important Points to Remember.............................................................................................................................. 681
Conguring Interfaces for Layer 2 Mode....................................................................................................................682
Enabling Rapid Spanning Tree Protocol Globally........................................................................................................682
Adding and Removing Interfaces.................................................................................................................................684
Modifying Global Parameters....................................................................................................................................... 685
Enable BPDU Filtering Globally.................................................................................................................................... 686
Modifying Interface Parameters.................................................................................................................................. 686
Conguring an EdgePort...............................................................................................................................................687
Inuencing RSTP Root Selection.................................................................................................................................688
SNMP Traps for Root Elections and Topology Changes.......................................................................................... 688
Conguring Fast Hellos for Link State Detection...................................................................................................... 688
49 Security...................................................................................................................................................690
Supported Modes..........................................................................................................................................................690
Understanding Banner Settings...................................................................................................................................690
Accessing the I/O Aggregator Using the CMC Console Only..................................................................................691
AAA Accounting............................................................................................................................................................. 691
Conguration Task List for AAA Accounting.........................................................................................................691
AAA Authentication.......................................................................................................................................................693
Conguration Task List for AAA Authentication.................................................................................................. 693
AAA Authorization.........................................................................................................................................................696
Privilege Levels Overview.......................................................................................................................................697
Conguration Task List for Privilege Levels.......................................................................................................... 697
RADIUS............................................................................................................................................................................ 701
RADIUS Authentication and Authorization............................................................................................................701
Conguration Task List for RADIUS.......................................................................................................................703
TACACS+........................................................................................................................................................................705
Conguration Task List for TACACS+................................................................................................................... 705
TACACS+ Remote Authentication.........................................................................................................................707
Enabling SCP and SSH................................................................................................................................................. 708
Using SCP with SSH to Copy a Software Image.................................................................................................709
Secure Shell Authentication.................................................................................................................................... 710
Conguring the HMAC Algorithm for the SSH Client......................................................................................... 710
Conguring the SSH Client Cipher List................................................................................................................. 710
Telnet................................................................................................................................................................................ 711
VTY Line and Access-Class Conguration...................................................................................................................711
VTY Line Local Authentication and Authorization.................................................................................................711
VTY Line Remote Authentication and Authorization............................................................................................712
Role-Based Access Control...........................................................................................................................................712
Overview of RBAC................................................................................................................................................... 713
User Roles................................................................................................................................................................. 715
AAA Authentication and Authorization for Roles................................................................................................. 718
Role Accounting........................................................................................................................................................721
Display Information About User Roles...................................................................................................................722
50 Service Provider Bridging........................................................................................................................ 724
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