To comply with an internal policy a customer need to document steps to reset their S690 hardware appliances to a factory default in case if a password lost or not available. A physical access is available. Is there any option to enable support tunnel without to login? Or would cisco support able to login without enabling the support tunnel first? According to the documentation: "If you do not know the passphrase for the admin account, contact your customer support provider to reset the passphrase"