Cat4500e-universalk9.spa.03.11.04.e.152-7.e4.bin

Use the exact filename in the search box, but be aware that images are periodically removed when superseded. If unavailable, select the closest version (e.g., cat4500e-universalk9.SPA.03.11.05.E.152-8.E2.bin ).

: Indicates the image is digitally signed, ensuring it hasn't been tampered with and is authentic Cisco firmware. 03.11.04.E : This is the Cisco IOS XE : This is the corresponding cat4500e-universalk9.spa.03.11.04.e.152-7.e4.bin

It is often the "sweet spot" for mixed environments where older line cards must coexist with newer Supervisor engines. Deployment Tips Use the exact filename in the search box,