Only download from ASP with a valid support contract. No contract? Get one or use official channels only. Never trust random file hosts.
This is the standard method for small to medium clusters. aruba iap firmware download
To download Aruba IAP firmware, follow these steps: Only download from ASP with a valid support contract
When you locate the download page, you will typically see several files. Understanding the difference is vital to avoiding a failed upgrade: aruba iap firmware download