: In redundant chassis like the 4507R+E, supervisors must be placed in slots 3 and 4. Installation and Upgrade
The Supervisor Engine 8-E, running this version, is a high-performance engine that integrates wired and wireless networks. cat4500es8-universalk9.spa.03.11.05.e.152-7.e5.bin
This image is strictly for the Supervisor Engine 8-E (WS-X45-SUP8-E). Note that for redundant configurations in a chassis, the chassis must be at hardware revision 2.0 or higher to support this engine. : In redundant chassis like the 4507R+E, supervisors