ASA5510およびその他の5500シリーズファイアウォールのパスワード回復

Asa 5510 Other 5500 Series Firewall Password Recovery

ASA 5510 password recovery: 1. Restart the firewall to appear Use BREAK or ESC to interrupt boot. Use SPACE to begin boot immediately. 2. Enter rommon mode, then modify the register rommon #1> confreg Current Configuration Register: 0x00000001------------- Current register value of asa Configuration Summary: boot default image from Flash Do you wish to change this configuration? y/n [n]: y--------------- whether to change the existing configuration enable boot to ROMMON prompt? y/n [n]: y select specific Flash image index? y/n [n]: n Disable system configuration? y/n [n]: y --------Import---------- Whether to turn off the current configuration of the system go to ROMMON prompt if netboot fails? y/n [n]: y enable passing NVRAM file specs in auto-boot mode? y/n [n]: y disable display of BREAK or ESC key prompt during auto-boot? y/n [n]: n Current Configuration Register: 0x00102040---------------------Modified register value Configuration Summary: boot ROMMON ignore system configuration load ROMMON if netboot fails pass NVRAM file specs in auto-bootloader mode Update Config Register (0x102040) in NVRAM… 3. Restart asa rommon #2> boot 4.copy original configuration ciscoasa(config)# copy startup-config running-config 5, change the password and keep 6. The register is immediately changed back to the original value and then restarted. Rack46ASA2(config)# config-register 0x01