From: Brad Ellis (ironbrad@xxxxxxxxxxxx)
Date: Fri Jul 28 2000 - 09:54:13 GMT-3
sounds like youve got bad flash or you're trying to load a bad IOS image.
more than likely, bad flash
-brad
----- Original Message -----
From: "Russell Fear" <Russell.Fear@patent.gov.uk>
To: <ccielab@groupstudy.com>
Sent: Friday, July 28, 2000 5:22 AM
Subject: Memory Problems
> Hi to all,
>
> I am upgrading some of my home lab 2600s and have a problem. I have bought
3rd party flash ( which I have had no problems with in the past ) and am
trying to upgrade from 8 to 16mb. As the IOS is on the flash the router
comes up in rommon mode and I have to do a tftpdnld from a server.
> This works OK but I get the following error.
>
> operation terminated due to bad checksum comparison
>
> So I have downloaded a fresh image. checked the byte size and retried and
I get the same error.
>
> Is there something obvious I've missed or is the memory at fault ?
>
> I'm looking for opinions here and all would be gratefully accepted - a
definitive solution would also be nice.
>
> Russell
>
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