A port descriptor version of a port descriptor to be obtained is selected. An indication of the
port descriptor version is provided in a command to be preceded before another command …

the fibre connection technology uses a fibre channel fabric to facilitate communication
between, for instance, operating systems and control units and/or input/output (I/O) devices …

A port descriptor of a selected port descriptor version is obtained. The selected port
descriptor version is one port descriptor version of a plurality of port descriptor versions …

Int. Cl. A set command is issued to transfer a diagnostic parameter c00c 00S00 (200601)
record to a communication component of the computing c00c 00S00 (200601) environment …

A read command is issued to initiate a transfer of diagnostic information from a
communication component of the computing environment. Based on issuing the read …

the fibre connection technology uses a fibre channel fabric to facilitate communication
between, for instance, operating systems and control units and/or input/output (I/O) devices …