Resetting the Cisco 2911SEC/K9 router password

Source: Internet
Author: User
Tags cisco 2911

The company's GPS patrol system needs to go WVPDN to communicate, but before looking for a telecommunications took a CISCO2811, collapsed once, the 2811 is the telecommunications sent, the estimated quality is not how, and then to find the company to buy the same type of equipment, 2811 discontinued, on the Cisco 2911.

Yesterday arrived Ah, excited a bit, super terminal connected on, looked at the system configuration, the result of the hand is cheap, no change password on restart, Cisco router's initial password can only be used once, began not to know, restart the end only to find that landing does not go in: (

Had to reset the password.

1, terminal configuration software (HyperTerminal or SECURECRT, etc.) I'm using HyperTerminal.

The parameters are configured as follows: 9600,8,n,1

2. Restart the router , in the process of restarting, HyperTerminal displays "######", The notebook presses the Ctrl+fn+break key, the desktop computer presses the Ctrl+break key. In addition, some notebooks do not have a break key, and I have to take another desktop USB keyboard.

3, the router in the boot process, into the Rommon state.

4, modify the Register value, enter the command: Confreg 0x2142.

Rommon 1 > Confreg 0x2142//Change the configuration register value to 0x2142

Rommon 2 > Reset//Restart router

5. During the restart , the device asks whether to initialize the configuration and enter No.

Would to enter the initial configuration dialog? [Yes/no]:no

Press RETURN to get started!

6. The Router skips Initialize Configuration start mode, enter configuration mode,

Then you can change the password.

router>en

router#configure terminal

Router (config) #enable password xxxxx//set Privileged password Oh

7, test the new password.

8. Modify the value of the register: Use the command config-register 0x2102

9. Use the command Show version to view the value of the register.

10, save the configuration of the router.

Router (config) #wr or copy running-config Startup-config (remember to save the configuration of the router)

Trouble to say!

Finally, we can.


This article is from the "KKMM" blog, make sure to keep this source http://lisiyun.blog.51cto.com/2779132/1730269

Resetting the Cisco 2911SEC/K9 router password

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