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Password Recovery without reloding the switch

CCIE-Shoaib
Level 1
Level 1

Dear friends,

I configured Username and Password on Cisco Switch 4507R on all the lines,

By mistake I removed username and password from the switch but I didn’t disable from the line’s when I’m trying to login on switch it’s asking username and password but when I’m typing it’s not working please can you help me on this. I don’t want to reload a switch is there any way to recover the password without restating the switch.

Thanks & Regards,

Shoaib

1 Reply 1

secnet
Level 1
Level 1

If you configured an SNMP write community string then it is possible to change the password using a solarwinds products.

http://solarwinds.net/Tools/Professional+/Categories/Cisco_Networks.htm

I have changed password on a cisco cat 4003 successfully, here are some notes

The TFTP server has to reside on the same net as the device.

In the case of the 4003, I had to replace the unknown password with another known encrypted password. It did not take a password string or a delete.

I tried it in the lab before doing it in production.

Tony K.