Attached to this email you will find a file with the ".lic" extension. This is the file that will activate the IOS Feature Set that you purchased for your router. Do not edit the contents of the .lic file in any way or you will render the file useless.
Installing your Cisco IOS Software Activation License
This license can be installed using the IOS command line interface (CLI) or the Cisco License Manager. Instructions for using the CLI are included below. For details on downloading or using the Cisco License Manager, please go to http://www.cisco.com/go/clm.
Please note the Unique Device Identifier (UDI) for this license. This license can only be installed on the router that has this matching UDI.
License Installation Using the CLI
First copy this license to the router's flash memory using the copy command and a TFTP server.