This is otherwise known as the console cable.

Note 3: If you just want to reset the configuration and you haven’t lost access to the device, follow steps 1 and 2, and then skip down to the bottom.Ĭonnect to the Cisco ASA 5512-X IPS with the serial over ethernet cable. Again, please proceed with absolute care if you are using this guide on anything that is not a Cisco ASA 5512-X IPS. It may even apply to more devices than I am aware of. Note 2: I’m not a Cisco export or engineer of any sort, however, I don’t see any reason why the following guide couldn’t be used at the very least, on any 5500 series Cisco ASA device. You can’t really destroy anything with this process, but misuse of this guide could cause undesired results. Note 1: I’m not a Cisco expert or engineer of any sort, so please proceed with absolute care. After some searching and reading, I came up with the following ( get out of jail) process. I recently ran into a situation with a new Cisco ASA 5512-X IPS where I needed to fully reset it back to its factory default settings (ok, I entered a password incorrectly, twice.

Cisco 5505 asa factory reset