Administrator Guide

Configuring Port Monitoring.............................................................................................................152
Important Points to Remember........................................................................................................153
Port Monitoring................................................................................................................................. 154
15 Security for M I/O Aggregator.........................................................................156
Understanding Banner Settings........................................................................................................ 156
Accessing the I/O Aggregator Using the CMC Console Only.........................................................156
AAA Authentication............................................................................................................................157
Configuration Task List for AAA Authentication.........................................................................157
RADIUS...............................................................................................................................................159
RADIUS Authentication............................................................................................................... 160
Configuration Task List for RADIUS............................................................................................160
TACACS+...........................................................................................................................................163
Configuration Task List for TACACS+........................................................................................ 163
TACACS+ Remote Authentication..............................................................................................167
TACACS+ Accounting Feature in I/O Aggregator........................................................................... 168
Configuring and Verifying AAA Accounting Settings.................................................................168
Configuring AAA Accounting for Terminal Lines.......................................................................168
Monitoring AAA Accounting....................................................................................................... 169
Suppressing AAA Accounting for Null Username Sessions....................................................... 169
Enabling SCP and SSH...................................................................................................................... 169
Using SCP with SSH to Copy a Software Image........................................................................ 170
Secure Shell Authentication.........................................................................................................171
Troubleshooting SSH...................................................................................................................174
Telnet................................................................................................................................................. 175
VTY Line and Access-Class Configuration....................................................................................... 175
VTY Line Local Authentication and Authorization......................................................................175
VTY Line Remote Authentication and Authorization................................................................. 176
VTY MAC-SA Filter Support......................................................................................................... 177
16 Simple Network Management Protocol (SNMP)........................................ 178
Implementation Information............................................................................................................ 178
Configuring the Simple Network Management Protocol................................................................178
Important Points to Remember..................................................................................................178
Setting up SNMP..........................................................................................................................179
Creating a Community................................................................................................................179
Reading Managed Object Values......................................................................................................179
Displaying the Ports in a VLAN using SNMP.................................................................................... 180
Fetching Dynamic MAC Entries using SNMP................................................................................... 182
Deriving Interface Indices................................................................................................................. 183
Monitor Port-Channels.....................................................................................................................184
Entity MIBS.........................................................................................................................................185