Changes between IOS versions (check with Cisco for which ones) can cause the nvram to show as corrupt. I think it has to do with a change of how the nvram checksum is calculated. Of course a bad cmos battery (some are replaceable) can also cause this issue.
Mack -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of root net Sent: Saturday, October 08, 2011 11:00 AM To: javier Cc: cisco-nsp Subject: Re: [c-nsp] Cisco 7200 router with AAA problem and nvram corruption Thanks for the confirmation. That is the process I was going to take. Do you know of any reason why that would happen? rootnet On Sat, Oct 8, 2011 at 3:58 PM, javier <[email protected]> wrote: > > On Sat, 8 Oct 2011 10:51:57 -0500, root net <[email protected]> wrote: > > > Just want to confirm what should be done. I have a router that resulted > in > > a > > bad NPE 225. Had a spare NPE 225 but it wouldn't work for some strange > > reason. So had an old NPE 150 laying around so inserted. When the router > > came backup noticed that a message flashed nvram corrupt on console. All > > circuits came up lovely but now I can't access the router to possibly > move > > circuits to different router. > > > > I have the router configured with AAA for local and no backup > > authentication. (Silly) > > > > What should be the steps I take to recover access to router so I can > setup > > AAA for local and backup auth? > > This should help you get access to your 7200: > > > http://www.cisco.com/en/US/products/hw/routers/ps341/products_password_recovery09186a00800942d3.shtml > > -jav > > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/ _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
