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New Member

Default Confuguration to load

Hello Everyone,

I have cisco router 871 series.IT is configured with username and password.

And i dont know the password to log into Router.

I want to load the router to the default configuration.or want to erase password.

How can i do this?

Can any one give me solution for this?

Any kind help will be highly appreciated.




Re: Default Confuguration to load


Simply follow the password recovery procedure from the link below.

Hope this helps


New Member

Re: Default Confuguration to load

Hi Steve,

Thanks for yr reply.but in the router configuration it is not showing any registor value.

Here i am copying the details when i boot up the router.

Cisco IOS Software, C870 Software (C870-ADVSECURITYK9-M), Version 12.4(6)T2, REL


Technical Support:

Copyright (c) 1986-2006 by Cisco Systems, Inc.

Compiled Tue 16-May-06 17:41 by kellythw

Image text-base: 0x8002008C, data-base: 0x81639198

This product contains cryptographic features and is subject to United

States and local country laws governing import, export, transfer and

use. Delivery of Cisco cryptographic products does not imply

third-party authority to import, export, distribute or use encryption.

Importers, exporters, distributors and users are responsible for

compliance with U.S. and local country laws. By using this product you

agree to comply with applicable laws and regulations. If you are unable

to comply with U.S. and local laws, return this product immediately.

A summary of U.S. laws governing Cisco cryptographic products may be found at:

If you require further assistance please contact us by sending email to

Installed image archive

Cisco 871 (MPC8272) processor (revision 0x200) with 118784K/12288K bytes of memo


Processor board ID FHK1024201T

MPC8272 CPU Rev: Part Number 0xC, Mask Number 0x10

5 FastEthernet interfaces

128K bytes of non-volatile configuration memory.

24576K bytes of processor board System flash (Intel Strataflash)

%NAT: Error activating CNBAR on the interface FastEthernet4

%NAT: Error activating CNBAR on the interface Vlan1

Press RETURN to get started!