This specific file string translates to the following technical specifications: (Catalyst 4500E series switches) Feature Set universalk9
Some IOS XE upgrades require a minimum ROM Monitor (ROMMON) version to boot correctly. Check your current version with show platform . cat4500e-universalk9.spa.03.11.04.e.152-7.e4.bin
The file is a specific system image for the Cisco Catalyst 4500E This specific file string translates to the following