cisco 4506 Password Recovery

1.Press Ctrl-C within 5 seconds to prevent autoboot.

2.
rommon 1 > set
rommon 1 > confreg

 Configuration Summary :
 => load ROM after netboot fails
 => console baud: 9600
 => autoboot from: commands specified in 'BOOT' environment variable

 do you wish to change the configuration? y/n  [n]:  y
 enable  "diagnostic mode"? y/n  [n]:  n
 enable  "use net in IP bcast address"? y/n  [n]:  n
 disable "load ROM after netboot fails"? y/n  [n]:  n
 enable  "use all zero broadcast"? y/n  [n]:  n
 enable  "break/abort has effect"? y/n  [n]:  n
 enable  "ignore system config info"? y/n  [n]:  y

 change console baud rate? y/n  [n]:  n

 change the boot characteristics? y/n  [n]:  n
=======================================================
 Configuration Summary :
 => load ROM after netboot fails
 => ignore system config info
 => console baud: 9600
 => autoboot from: commands specified in 'BOOT' environment variable

 do you wish to save this configuration? y/n  [n]:  y
 You must reset or power cycle for new configuration to take effect
===========================================================

rommon 1 >confreg=0x2142
You must reset or power cycle for the new configuration to take effect.
Issue the reset command so that the module reboots.
Due to the changes that you made in step 2, the module reboots but ignores the saved configuration.
rommon 2 > reset

Resetting .......

rommon 3 >




3.
Switch#configure memory


4.
config t
no no enable secret

enable secret cisco

config-register 0x2102

wr

sh ver
.
.
.
Configuration register is 0x2142 (will be 0x2102 at next reload)


reload


cisco password recovery