How to do IOS upgrade? Can someone provide me the steps?
It is simply a matter of copying a file from an storage device such as a TFTP server to either the flash on the router or some other persistent storage on the device.
Here's a link to a somewhat generic procedure:
in addition to copying the image to the flash on the router, you may need to enter a 'boot system flash location:imagename' so that the box will boot from flash in with the image specified in
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