HBAs for z Systems hosts
Ensure that your z Systems™ hosts use the correct host bus adapters (HBAs) and host software.
You need a FICON® Express® (FICON Express, FICON Express2 or higher) adapter (also named host bus adapter (HBA)) on your z Systems server.
The following website provides information about which FICON Express adapter is supported by the different IBM® z Systems hosts: