C2691-advipservicesk9-mz.124-17.image is a specific Cisco IOS software image designed for the Cisco 2691 series router . It runs the Advanced IP Services feature set on the
If you are setting this up in a lab, here are the key technical requirements as noted in documentation like GNS3 : : Cisco 2691 C2691-advipservicesk9-mz.124-17.image