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NOTE: IF YOU ARE ONLY TRYING TO RECOVER A PASSWORD, MAKE SURE AND CAPTURE YOUR ENTIRE CONFIGURATION FOR FUTURE USE IF YOU DON'T ALREADY HAVE ONE.

This will show you the current startup configuration file. Press enter and you will be in enable mode, the prompt will look like this Router#.ĥ. Answer no to the setup up questions and then type en or enable at the Router prompt. The RP will then reload into the new configuration register. Press Enter and then type Reset and press enter again.Ĥ. Type confreg 0x2142 at the > prompt to boot from flash while ignoring the startup configuration. The break sequence will put you into the RP's ROM monitor or ROMMON.ģ. When the RP gains control you will see a message that looks like this:Ġ0:00:03: %OIR-6-CONSOLE: Changing console ownership to the route processorĪfter you see this message, press Ctrl+BREAK until you see the rommon> prompt. On the Catalyst 6500/SUP720 that runs Cisco IOS, the SP will boot first and will then switch ownership to the RP. IF YOU ARE ONLY WANTING TO RECOVER THE PASSWORD WITHOUT DESTROYING YOUR STARTUP CONFIG, HAVE A BACKUP MADE BEFOREHAND IF POSSIBLE OR COPY THE ENTIRE CONFIGURATION AS NOTED IN STEP 5.Ģ. If the config registers are off then the unit will not boot, displaying software forced reloads until the problem is corrected. To correctly reset a SUP720 to its default parameters, you must understand this function and know when to press the break sequence, otherwise, the configuration registers of both the SP and RP won't sync up. The switch processor, or SP, runs on Cisco's CatOS while the route processor, or RP, runs its own native IOS (the type of OS that we are most used to seeing on Cisco units). The SUP720 has 2 different processors, a switch processor and a route processor that both perform different functions.

We hope this can help some of you to reset your SUP720 back to default.Īlso if you have a moment you can view the Featured Products we have on sale today.īringing a SUP720 back to its default configuration is fairly simple but there are a few key differences in comparison to other Cisco products.