Dell S4820T Configuration Manual page 866

Enabling and Disabling Privilege Levels
To enable and disable privilege levels, use the following commands.
• Set a user's security level.
EXEC Privilege mode
enable or enable privilege-level
If you do not enter a privilege level, Dell Networking OS sets it to 15 by default.
• Move to a lower privilege level.
EXEC Privilege mode
disable level-number
– level-number: The level-number you wish to set.
If you enter disable without a level-number, your security level is 1.
Resetting a Z9000 Password
To reset a password on a Z9000 system, follow these steps.
1. Connect to the Z9000 system using a console.
2. Disconnect and reconnect the power cord on the system to cycle the power.
3. During system boot, press ESC when prompted to display the Grub Menu (see Example 1).
4. During system boot, press ESC when prompted during the countdown to stop the auto-boot
process (see Example 2).
5. Press C to access the Grub boot loader command line prompt.
6. Enter the following commands at the Grub command line prompt (grub>).
set stconfigignore=true
save_env stconfigignore
reboot
7. The Z9000 system boots up with factory default configuration. The default Dell> system prompt
displays when the system boots.
8. Copy the startup-config into the running-config.
9. To display the content of the startup-config, remove the previous authentication configuration and
set the new authentication parameters. The rest of the previous configuration is preserved.
Example 1
Example 2
Version 2.00.1201. Copyright (C) 2009 American Megatrends, Inc.
EVALUATION COPY.
Press <DEL> or <F2> to enter setup.
Grub 1.99~rc1 (Dell Force10)
Built by root at bsdlab on Thu_Aug_18_06:51:21_UTC_2011
Z9000 Boot selector Label 3.0.1.1 NetBoot Label 0.0.0.0
Entering Menu
Grub 1.99~rc1 (Dell Force10)
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Security