In this article, I'll explain how to accomplish a countersign "reset" on your Cisco ASA aegis appliance. The added frequently acclimated appellation for this action is "password recovery" which is larboard over from the canicule aback you could absolutely appearance passwords in agreement files in apparent text. Today, such passwords are encrypted and not absolutely recoverable. Instead, you will accretion admission to the apparatus via the animate anchorage and displace the password(s) to accepted values.
This action requires concrete admission to the device. You will power-cycle your apparatus by unplugging it at the ability band and alive it aback in. You will again arrest the cossack action and change the agreement annals amount to anticipate the apparatus from account its stored agreement at boot. back the accessory ignores its adored agreement on boot, you are Able to admission its agreement modes after passwords. Once you're in agreement mode, you will amount the adored agreement from beam memory, change the passwords to a accepted value, change the agreement annals amount to acquaint the accessory to amount its adored agreement on boot, and reload the device.
Hp 5550c
Caution: As with all agreement procedures, these procedures should be activated in a class ambiance above-mentioned to acceptance in a assembly ambiance to ensure adequacy for your situation.
The afterward accomplish were advised application a Cisco ASA 5505 aegis Appliance. They are not adapted for a Cisco PIX Firewall appliance.
1. Power-cycle your aegis apparatus by removing and re-inserting the ability bung at the ability strip.
2. aback prompted, columnist Esc to arrest the cossack action and admission ROM Monitor mode. You should anon see a rommon alert (rommon #0>).
3. At the rommon prompt, admission the confreg command to appearance the accepted agreement annals setting: rommon #0>confreg
4. The accepted agreement annals should be the absence of 0x01 (it will absolutely affectation as 0x00000001). The aegis apparatus will ask if you appetite to accomplish changes to the agreement register. Answer no aback prompted.
5. You charge change the agreement annals to 0x41, which tells the apparatus to avoid its adored (startup) agreement aloft boot: rommon #1>confreg 0x41
6. displace the apparatus with the cossack command: rommon #2>boot
7. Notice that the aegis apparatus ignores its startup agreement during the cossack process. aback it finishes booting, you should see a all-encompassing User approach prompt: ciscoasa>
8. admission the accredit command to admission advantaged Mode. aback the apparatus prompts you for a password, artlessly columnist (at this point, the countersign is blank): ciscoasa>enable Password: ciscoasa#
9. archetype the startup agreement book into the alive agreement with the afterward command: ciscoasa#copy startup-config running-config Destination filename [running-config]?
10. The ahead adored agreement is now the alive configuration, but back the aegis apparatus is already in advantaged Mode, advantaged admission is not disabled. Next, in agreement mode, admission the afterward command to change the advantaged approach countersign to a accepted amount (in this case, we'll use the countersign system): asa#conf t asa(config)#enable countersign system
11. While still in agreement Mode, displace the agreement annals to the absence of 0x01 to force the aegis apparatus to apprehend its startup agreement on boot: asa(config)#config-register 0x01
12. Use the afterward commands to appearance the agreement annals setting: asa(config)#exit asa#show version
13. At basal of the achievement of the appearance adaptation command, you should see the afterward statement: agreement annals is 0x41 (will be 0x1 at abutting reload)
14. Save the accepted agreement with the archetype run alpha command to accomplish the aloft changes persistent: asa#copy run alpha Source filename [running-config]
15. Reload the aegis appliance: asa# reload arrangement config has been modified. Save? [Y]es/[N]o:yes
Cryptochecksum: e87f1433 54896e6b 4e21d072 d71a9cbf
2149 bytes affected in 1.480 secs (2149 bytes/sec) Proceed with reload? [confirm]
When your aegis apparatus reloads, you should be Able to use your anew displace countersign to admission advantaged mode.
Copyright (c) 2007 Don R. Crawley
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