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Using Hashes to Validate Software Images........................................................................................53
4 Switch Management.......................................................................................... 55
Configuring Privilege Levels................................................................................................................55
Creating a Custom Privilege Level................................................................................................55
Removing a Command from EXEC Mode....................................................................................55
Moving a Command from EXEC Privilege Mode to EXEC Mode................................................ 55
Allowing Access to CONFIGURATION Mode Commands.......................................................... 56
Allowing Access to the Following Modes.................................................................................... 56
Applying a Privilege Level to a Username.................................................................................... 58
Applying a Privilege Level to a Terminal Line...............................................................................58
Configuring Logging...........................................................................................................................58
Audit and Security Logs.................................................................................................................59
Configuring Logging Format ...................................................................................................... 60
Setting Up a Secure Connection to a Syslog Server.................................................................... 61
Log Messages in the Internal Buffer...................................................................................................62
Configuration Task List for System Log Management.................................................................62
Disabling System Logging...................................................................................................................62
Sending System Messages to a Syslog Server....................................................................................63
Configuring a UNIX System as a Syslog Server............................................................................63
Display the Logging Buffer and the Logging Configuration............................................................. 63
Changing System Logging Settings................................................................................................... 64
Configuring a UNIX Logging Facility Level.........................................................................................65
Synchronizing Log Messages............................................................................................................. 66
Enabling Timestamp on Syslog Messages......................................................................................... 66
File Transfer Services...........................................................................................................................67
Configuration Task List for File Transfer Services........................................................................ 67
Enabling the FTP Server................................................................................................................ 67
Configuring FTP Server Parameters............................................................................................. 68
Configuring FTP Client Parameters..............................................................................................68
Terminal Lines.....................................................................................................................................69
Denying and Permitting Access to a Terminal Line.....................................................................69
Configuring Login Authentication for Terminal Lines................................................................. 70
Setting Time Out of EXEC Privilege Mode..........................................................................................71
Using Telnet to Access Another Network Device.............................................................................. 71
Lock CONFIGURATION Mode............................................................................................................72
Viewing the Configuration Lock Status........................................................................................ 72
Recovering from a Forgotten Password on the Z9500.....................................................................73
Ignoring the Startup Configuration and Booting from the Factory-Default Configuration............ 73
Recovering from a Failed Start on the Z9500....................................................................................74
Restoring Factory-Default Settings.................................................................................................... 74
Important Points to Remember....................................................................................................74