Users Guide
RADIUS Authentication............................................................................................................... 196
Configuration Task List for RADIUS............................................................................................196
TACACS+...........................................................................................................................................199
Configuration Task List for TACACS+........................................................................................ 199
TACACS+ Remote Authentication..............................................................................................201
Enabling SCP and SSH......................................................................................................................202
Using SCP with SSH to Copy a Software Image........................................................................203
Secure Shell Authentication....................................................................................................... 204
Troubleshooting SSH..................................................................................................................206
Telnet.................................................................................................................................................207
VTY Line and Access-Class Configuration.......................................................................................207
VTY Line Local Authentication and Authorization.....................................................................207
VTY Line Remote Authentication and Authorization................................................................ 208
VTY MAC-SA Filter Support........................................................................................................ 209
16 Simple Network Management Protocol (SNMP)...................................... 210
Supported Modes..............................................................................................................................210
Implementation Information............................................................................................................ 210
Configuring the Simple Network Management Protocol............................................................... 210
Important Points to Remember..................................................................................................210
Setting up SNMP.......................................................................................................................... 211
Creating a Community................................................................................................................ 211
Reading Managed Object Values...................................................................................................... 211
Displaying the Ports in a VLAN using SNMP.....................................................................................212
Fetching Dynamic MAC Entries using SNMP................................................................................... 214
Deriving Interface Indices................................................................................................................. 215
Monitor Port-Channels.....................................................................................................................216
Entity MIBS.........................................................................................................................................217
Example of Sample Entity MIBS outputs.................................................................................... 218
SNMP Traps for Link Status...............................................................................................................219
Standard VLAN MIB........................................................................................................................... 219
Enhancements............................................................................................................................ 220
Fetching the Switchport Configuration and the Logical Interface Configuration ..................220
MIB Support to Display the Available Memory Size on Flash.......................................................... 221
Viewing the Available Flash Memory Size...................................................................................221
MIB Support to Display the Software Core Files Generated by the System...................................222
Viewing the Software Core Files Generated by the System......................................................222
17 Stacking............................................................................................................224
Supported Modes............................................................................................................................. 224
Stacking Aggregators........................................................................................................................224
Stack Management Roles........................................................................................................... 225
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