ibm-information-center/dist/eclipse/plugins/i5OS.ic.rzatb_5.4.0.1/settdf.htm

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<h1 class="topictitle1">Set up a tape device file</h1>
<div><p><span>You can create the tape device files by
using the Create Tape File (CRTTAPF) command.</span></p>
<div class="section"> <p><span>Tape device files describe how a device presents input data
to a program,</span> or how <span>a program presents output data to a device.</span> <span>Do
not confuse tape device files</span> with the actual data files on the tape
volumes. For processing volumes which contain data files, the tape device
files provide a link between the application program and the tape device.</p>
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<ul class="ullinks">
<li class="ulchildlink"><strong><a href="creatdf.htm">Create tape device file</a></strong><br />
<span>This topic shows</span> an
example of how to create a tape device file.</li>
<li class="ulchildlink"><strong><a href="tapkey.htm">Specify tape device file parameters</a></strong><br />
Read this information to understand the parameters for the Create Tape File (CRTTAPF), Change Tape File (CHGTAPF), and Override with Tape File (OVRTAPF) commands.</li>
</ul>
<div class="familylinks">
<div class="parentlink"><strong>Parent topic:</strong> <a href="accdata.htm" title="Understand the prerequisites before accessing data from a tape device.">Access data from a tape device</a></div>
</div>
<div class="relconcepts"><strong>Related concepts</strong><br />
<div><a href="../cl/crttapf.htm">Create Tape File (CRTTAPF) command</a></div>
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