I--- !!top!! Download C2900-universalk9-mz.spa.157-3.m8.bin --

The system will ask you to confirm. After a few minutes, the router will come back up running the new IOS version.

Once you have the file on your TFTP/FTP/USB server, perform the upgrade: i--- Download C2900-universalk9-mz.spa.157-3.m8.bin --

Generate a new RSA key if necessary.

: Ensure the router contains at least 512 MB of CompactFlash flash0: memory and 2.5 GB of system DRAM . The system will ask you to confirm