White Papers
Recovering from a Forgotten Password
If you congure authentication for the console and you exit out of EXEC mode or your console session times out, you are prompted for a
password to re-enter.
If you forget your password, follow these steps:
1 Log onto the system using the console.
2 Power-cycle the chassis by disconnecting and then reconnecting the power cord.
3 During bootup, press Esc when prompted to abort the boot process.
You enter Boot-Line Interface (BLI) mode at the BOOT_USER# prompt.
4 At the BLI prompt, set the system parameter to ignore the enable password and reload the system:
BOOT_USER# ignore enable-password
BOOT_USER# reload
NOTE: You must manually enter each CLI command. The system rejects a command if you copy and paste it in the
command line.
5 Congure a new password.
CONFIGURATION mode
enable {secret | password}
6 Save the change in the running conguration to the startup conguration.
EXEC Privilege mode
copy running-config startup-config
Ignoring the Startup Conguration and Booting from
the Factory-Default Conguration
If you do not want to do not want to boot up with your current startup conguration and do not want to delete it, you can interrupt the
boot process and boot up with the C9000 series factory-default conguration.
To boot up with the factory-default conguration:
1 Log onto the system using the console.
2 Power-cycle the chassis by disconnecting and then reconnecting the power cord.
3 During bootup, press Esc when prompted to abort the boot process.
You enter Boot-Line Interface (BLI) mode at the BOOT_USER# prompt.
4 At the BLI prompt, set the system parameter to ignore the startup conguration and reload the system:
BOOT_USER# ignore startup-config
BOOT_USER# reload
NOTE
: You must manually enter each CLI command. The system rejects a command if you copy and paste it in the
command line.
80 Switch Management