to factory in asa 5505

  1. config t
  2. config factory-default
  3. type reload save-config noconfirm
  4. make sure that the outside line is plugged into port zero, and your pc is plugged into any of the ports 1-7.
  5. The Cisco ASA has been reset to factory settings. DHCP is enabled on the cisco device, and it’s internal IP address is now!