How to restore the cisco router enable password

The key to password recovery is to modify the Configuration Register Value, so that the router can call different parameter tables from different memory to start. Valid passwords are stored in NVRAM. Therefore, the essence of password modification is that the registration code does not work first, so that it can be started directly and the registration code will be restored after the password is modified. Configuration Register Value is set to 0x2102 by default. Restart the vro and press ctrl + break within 60 s to enter rom monitor mode: rommon 1> confreg 0x2142 rommon 2> reset www.2cto.com. After restarting, The vro configuration mode is enabled, restore NVRAM configuration and enter copy start run. Change the password. Restore Configuration Register Value to 0x2102 by default. In privileged configuration mode, enter config-register 0x2102. This article is from the fat shark network.