Cat4500e-universalk9.spa.03.11.05.e.152-7.e5.bin Upd — Pro & Original

: Short for Shared Port Adapter Software-Signed. This means the file contains a digital signature verified by the switch's bootloader (ROMMON) during startup to prevent malicious or corrupted code injection.

: This maps to the underlying Cisco IOS version (15.2(7)E5). bin : The file extension for the binary image. 2. Key Features and Enhancements in IOS XE 3.11.5E cat4500e-universalk9.spa.03.11.05.e.152-7.e5.bin

A specific Cisco IOS software image!