Users Guide

Creating a Custom Privilege Level...........................................................................................................................59
Removing a Command from EXEC Mode.............................................................................................................. 59
Moving a Command from EXEC Privilege Mode to EXEC Mode........................................................................59
Allowing Access to CONFIGURATION Mode Commands....................................................................................60
Allowing Access to the Following Modes................................................................................................................60
Applying a Privilege Level to a Username................................................................................................................61
Applying a Privilege Level to a Terminal Line.......................................................................................................... 62
Conguring Logging........................................................................................................................................................ 62
Audit and Security Logs............................................................................................................................................ 62
Conguring Logging Format ...................................................................................................................................64
Setting Up a Secure Connection to a Syslog Server.............................................................................................64
Track Login Activity......................................................................................................................................................... 66
Restrictions for Tracking Login Activity.................................................................................................................. 66
Conguring Login Activity Tracking.........................................................................................................................66
Display Login Statistics..............................................................................................................................................66
Limit Concurrent Login Sessions....................................................................................................................................68
Restrictions for Limiting the Number of Concurrent Sessions............................................................................ 68
Conguring Concurrent Session Limit.....................................................................................................................68
Enabling the System to Clear Existing Sessions.................................................................................................... 69
Enabling Secured CLI Mode........................................................................................................................................... 69
Log Messages in the Internal Buer..............................................................................................................................70
Conguration Task List for System Log Management.......................................................................................... 70
Disabling System Logging............................................................................................................................................... 70
Sending System Messages to a Syslog Server............................................................................................................ 70
Conguring a UNIX System as a Syslog Server......................................................................................................71
Display the Logging Buer and the Logging Conguration.........................................................................................71
Changing System Logging Settings...............................................................................................................................72
Conguring a UNIX Logging Facility Level....................................................................................................................72
Synchronizing Log Messages......................................................................................................................................... 73
Enabling Timestamp on Syslog Messages.................................................................................................................... 74
File Transfer Services.......................................................................................................................................................74
Conguration Task List for File Transfer Services.................................................................................................. 74
Enabling the FTP Server...........................................................................................................................................75
Conguring FTP Server Parameters....................................................................................................................... 75
Conguring FTP Client Parameters.........................................................................................................................75
Terminal Lines................................................................................................................................................................... 76
Denying and Permitting Access to a Terminal Line................................................................................................ 76
Conguring Login Authentication for Terminal Lines............................................................................................. 77
Setting Time Out of EXEC Privilege Mode................................................................................................................... 77
Using Telnet to Access Another Network Device........................................................................................................78
Lock CONFIGURATION Mode....................................................................................................................................... 79
Viewing the Conguration Lock Status...................................................................................................................79
LPC Bus Quality Degradation......................................................................................................................................... 79
LBQA (LPC Bus Quality Analyzer) Failure Detection mode..................................................................................80
Recovering from a Forgotten Password .......................................................................................................................81
4
Contents