From: Hamele Kassa (hkassa@attrmc.net)
Date: Fri Oct 18 2002 - 14:17:05 GMT-3
What Read-Only actually means is you cannot write to the Flash directly
while the router is running. You can change the Config-Register to 0x2101
and reboot the router which will bring the router in a mode where you can
write to the flash.
regards,
Hamele
----- Original Message -----
From: <jennifer_bellucci@hotmail.com>
To: "Jung, Jin" <jin.jung@lmco.com>; "ccielab" <ccielab@groupstudy.com>
Sent: Thursday, October 17, 2002 2:59 PM
Subject: Re: upgrade IOS - flash (read only)
> I had the same problem. If you change the config reg to boot from rom and
> then do your stuff you should be fine. Don't forget to configure your
router
> for tftp before hand, you could run into some problems like I did.
>
>
> ----- Original Message -----
> Wrom: VOTQNQEMSFDULHPQQWOYIYZUNNYCGPK
> To: "ccielab" <ccielab@groupstudy.com>
> Sent: Thursday, October 10, 2002 7:46 PM
> Subject: upgrade IOS - flash (read only)
>
>
> > Hi all,,
> >
> > I just purchased some 2500 router for the home lab,,
> > I was just trying to upgrade the IOS , but it will not erase the flash
> > files,
> > Now I found out that flash memory is read-only,,
> >
> > Is there any way to upgrade this?
> > I wish I knew,,,,,
> >
> >
> > System flash directory:
> > File Length Name/status
> > 1 10225360 /c2500-js-l_120-9.bin
> > [10225424 bytes used, 6551792 available, 16777216 total]
> > 16384K bytes of processor board System flash (Read ONLY)
> >
> > r1#erase flash:
> > Erasing the flash filesystem will remove all files! Continue? [confirm]
> > %dev_open: System flash not writable
> > %Error erasing flash: (Device is read-only)
> > r1#
> >
> >
> > r1#delete flash:
> > Delete filename []? /c2500-js-l_120-9.bin
> > Delete flash:/c2500-js-l_120-9.bin? [confirm]
> > %Error deleting flash:/c2500-js-l_120-9.bin (Device is read-only)
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