Here is the procedure for recovering password on ATM module.
Recovering from a Lost or Forgotten Password
Follow the steps in this procedure if you have forgotten or lost the module password.
Step 1 At the switch prompt, change to privileged EXEC mode by entering the enable command:
Switch> enable
Step 2 Enter the switch password, if applicable.
Password:
Switch#
Step 3 Rename the configuration file as shown in the following example:
Switch# rename slot1:nvram slot1:nvram.old
Switch# rename slot2:nvram slot2:nvram.old
Step 4 Restart the switch and module by entering the following command at the switch prompt:
Switch# reload
Step 5 At the switch prompt, change to privileged EXEC mode by entering the enable command:
Switch> enable
Step 6 Enter the switch password, if applicable.
Password:
Switch#
Step 7 Start a session on the module:
Switch# session
ATM#
Step 8 At the module prompt, change to configuration mode by entering the configure terminal command.
ATM# configure terminal
Enter configuration commands, one per line. End with CNTL/Z.
ATM(config)#
Step 9 Rename the configuration file to its original name by entering the rename command:
ATM# rename flash:config.text.old flash:config.text
Step 10 Copy the configuration file into memory with the copy command:
ATM# copy flash:config.text system:running-config
Source filename [config.text]?
Destination filename [running-config]?
ATM(config)#
Press Return in response to the confirmation prompts. The configuration file is now reloaded, and you can use
the normal commands to change the password.
Step 11 Enter the enable password command to change the password:
ATM(config)# enable
ATM#
(where string is the password)
Step 12 Exit configuration mode by using the end command.
ATM# end
Step 13 Enter the write mem command to save the configuration.
ATM# write mem
The new password is now included in the startup configuration.
