: Always backup your current system:/running-config and existing firmware before initiating an upgrade using a new file set.
: Versions that include all optional GUI files and localized language packs. cmecompletefileset120tar extra quality
: Upload the .tar file to your TFTP server or directly to the router's flash memory. cmecompletefileset120tar extra quality
: Use the following command in the Cisco IOS command line : archive tar /xtract flash:cme-complete-fileset-12.0.tar flash: cmecompletefileset120tar extra quality