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3640 flash problem

The 3640 goes into rom monitor mode after error message

device does not contain a valid magic number

boot: cannot open "flash:"

boot: cannot determine first file name on device "flash:"

IOS on flash is currupted or flash memory is currupted?

1 REPLY

Re: 3640 flash problem

i think your flash file has been corrupted.

Try Xmodem to upload the IOS and check.

http://www.cisco.com/en/US/products/hw/routers/ps259/products_tech_note09186a008015bfac.shtml

HTH

Narayan

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