Simple command to reset router passwords

The general router's access to set a lot of passwords, if not careful to forget the words that can be troublesome, without the password on whether there is nothing to do? Below, introduce a few simple commands to reset the route's password.

In many ways, we choose Cisco Packet Tracer Simulator such tools to restore the password, generally before we start the router set a enable password and open the router configuration interface, there will be several commands, in order: router>enable Enter privileged mode.

Router#configure Terminal//Enter global mode

Router (config) #hostname r-a//router named command

R-a (config) #enable password 123456789//Set password command

Password as privileged mode once we forget, then you can choose to turn off the router and restart, and then click the "Ctrl+break" button to enter the Rommon mode.

Then enter the command to change the value of the configuration register to 0x2142, and then restart the router again.

The commands used are as follows:

Rommon 1 > Confreg 0x2142//change config register value to 0x2142

Rommon 3 > Reset//Reboot router

Then we can go into the global mode to reset the password of the privileged mode and then change the register value to normal, and save the router configuration that has been set up, and then restart the router again.