conf t boot system flash:/c3560-ipservicesk9-mz.150-2.SE11.bin end

If your current image is older than 15.0(2)SE6, the upd will be a transformative upgrade. If you are running SE10, the differences are negligible except for security.

Enables the redirection of web traffic to cache engines to optimize bandwidth.

Ensure your switch has enough Flash (usually 16MB or 32MB) and RAM to hold the 15.x image, as it is larger than older 12.2 images.

Let’s break down everything you need to know about this final-era firmware.

The file is a specific Cisco IOS software image for Catalyst 3560 Series switches.