[c-nsp] corrupted IOS image when transferring using PCMCIA card

Network.Security Network.Security at target.com
Wed Apr 13 09:37:46 EDT 2005


PCMCIA flash cards are formatted differently based on different Cisco
platforms and consequentially with your laptop.  I'm more surprised that
it was even able to read it.

I have not had reliable success transferring files with the method you
describe, I'd stick to TFTP or FTP to move your files to devices.  For
MSFC's and any IOS based device you can do a verify /md5 <file> to
compare MD5 hash's to insure reliable transfer.  As a rule of thumb now,
I always check the MD5 of images before booting with them, been burned
too many times on that...

Re: Pumpkin.  Pumpkin is awesome (and has cool sound effects) as long as
your file is less than 32MB.  It and a number of other TFTP servers blow
up after transferring 32MB with or without an error message.  For large
files, use TFTPd.  The new MSFC3/Sup720 native images can be over 32MB
depending on feature set.

- Scott

-----Original Message-----
From: cisco-nsp-bounces at puck.nether.net
[mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of
loc.pham at comcast.net
Sent: Wednesday, April 13, 2005 8:17 AM
To: Cis Ckp; cisco-nsp at puck.nether.net
Subject: Re: [c-nsp] corrupted IOS image when transferring using PCMCIA
card

 What tftp do you use ?
  Try Pumpkin ...
  lP.


> Hi,
>  
> I downloaded an IOS to my notebook & copied this image
> to a PCMCIA memory card & then insert this into our
> Cat 6509's slot0:   & copy the image over to the MSFC's
> bootflash as follows :
>  
> copy sup_slot0:c6msfc2-psv-mz.121-26.E.bin  bootflash:/
> Destination filename [c6msfc2-psv-mz.121-26.E.bin]?  <ENTER>
> !!!!! ...
> 
> However this image is corrupted as it cant be used to boot up.
> The very same image which is on the same notebook is fine
> when tftp'ed over to the MSFC's bootflash.
>  
> Have anybody encountered this before?
>  
>  
> Thanks,
> CKP
> 
>  
>  
>  
>  
>  
> 
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