Make sure you have a console connection to the Foundry device.
Reset the device using the reset button in front or remove and then reinsert the power cable.
Immediately enter b to go to the boot monitor mode at the time of boot up.
Enter no password in boot monitor mode.
Enter boot system flash primary (or secondary).
At the prompt enter the following commands:
FastIron>enable FastIron# configure terminal FastIron(config)# enable super-user-password test FastIron(config)# write memory Your new password is now "test".