Non-QDIO OSA
The awsosa device manager can emulate QDIO or non-QDIO operation. The mode is selected by the pathtype parameter in the devmap. Type OSD specifies QDIO operation and type OSE specifies non-QDIO operation. Non-QDIO operation is often noted as LCS operation or 3172 operation, although these descriptions are not exactly correct. Non-QDIO operation can involve TCP/IP or SNA (or both), although SNA usage is not tested or supported with zPDT. We strongly suggest you always use OSD mode unless you have a specific reason for using OSE mode. ...
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