When downloading, you will typically encounter two types of essential files:
You can perform the upgrade via the web-based Graphical User Interface (GUI) or the Command Line Interface (CLI). upgrading SG500-52P - Cisco Community cisco sg500 firmware download
Essential low-level software that initializes the hardware. When downloading, you will typically encounter two types
(for PoE models) SHA-256: b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1b2c3d4e5f6a7b8c9d0e1f2a3b4c cisco sg500 firmware download
(for non-PoE models) SHA-256: a3f2b8c1d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1