Cat4500es8-universalk9.spa.03.11.05.e.152-7.e5.bin Jun 2026

Some administrators have reported FPGA programming errors when loading certain images on Supervisor 8L‑E modules. One user attempting to load cat4500es8-universalk9.SPA.03.06.00.E.152-2.E.bin received the error “Couldn’t find proper FPGAs in the firmware package. Failed to program FPGA.” Solutions include upgrading ROMMON to a compatible version or selecting a different maintenance release within the same feature train.

Before deploying, verify your hardware support, read the release notes for your exact supervisor, and ensure your cryptographic needs align with the k9 feature set. When used correctly, this image transforms a Catalyst 4500 chassis into a formidable, secure, and resilient campus core or distribution layer switch. cat4500es8-universalk9.spa.03.11.05.e.152-7.e5.bin

If your 4500 chassis is running this universalk9 image, you are on borrowed time. Plan to migrate to: verify your hardware support