97 lines
6.0 KiB
HTML
97 lines
6.0 KiB
HTML
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<meta name="abstract" content="Dedicated service tools (DST) and system service tools (SST) are both used to access service tools and service functions. DST is available when the Licensed Internal Code has been started, even if i5/OS has not been loaded. SST is available from the operating system." />
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<title>DST and SST access methods</title>
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</head>
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<body id="rzamhwhatdstsst"><a name="rzamhwhatdstsst"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">DST and SST access methods</h1>
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<div><p>Dedicated service tools (DST) and system service tools (SST) are
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both used to access service tools and service functions. DST is available
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when the Licensed Internal Code has been started, even if <span class="keyword">i5/OS™</span> has
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not been loaded. SST is available from the operating system. </p>
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<div class="section"><p>Service tools are used to perform the following
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actions:</p>
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</div>
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<div class="section"><div class="note"><span class="notetitle">Note:</span> This list is not all inclusive but gives you an overview of
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the functions provided by service tools.</div>
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<ul><li>Diagnose server problems</li>
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<li>Add hardware resources to the server</li>
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<li>Manage disk units</li>
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<li>Manage logical partition (LPAR) activities, including memory</li>
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<li>Review the Licensed Internal Code and product activity logs</li>
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<li>Trace Licensed Internal Code</li>
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<li>Perform main storage dumps</li>
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<li>Manage system security</li>
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<li>Manage other service tools user IDs</li>
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<li><img src="./delta.gif" alt="Start of change" />Take over console: A service tools user privilege that
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allows an Operations Console to take control from another console device.<img src="./deltaend.gif" alt="End of change" /></li>
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</ul>
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</div>
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<div class="section"><p>The following table outlines the basic differences in access methods
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between DST and SST.</p>
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</div>
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<div class="section">
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" width="100%" frame="border" border="1" rules="all"><thead align="left"><tr><th valign="top" width="33.33333333333333%" id="d0e57">Characteristic</th>
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<th valign="top" width="33.33333333333333%" id="d0e59">DST</th>
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<th valign="top" width="33.33333333333333%" id="d0e61">SST</th>
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</tr>
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</thead>
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<tbody><tr><td valign="top" width="33.33333333333333%" headers="d0e57 "><strong>How to access</strong> </td>
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<td valign="top" width="33.33333333333333%" headers="d0e59 ">Physical access through console during a manual IPL or by selecting
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option 21 on the control panel.</td>
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<td valign="top" width="33.33333333333333%" headers="d0e61 ">Access through interactive job with the ability to sign on with QSECOFR
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or the following authorizations: <ul><li>Authorized to <span class="cmdname">STRSST (Start SST)</span> CL command.</li>
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<li>Service special authority (*SERVICE).</li>
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<li>Functional privilege to use SST.</li>
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</ul>
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</td>
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</tr>
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<tr><td valign="top" width="33.33333333333333%" headers="d0e57 "><strong>When available</strong> </td>
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<td valign="top" width="33.33333333333333%" headers="d0e59 ">Available even when the server has limited capabilities. i5/OS is not
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required to access DST.</td>
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<td valign="top" width="33.33333333333333%" headers="d0e61 ">Available when the operating system has been started. i5/OS is required
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to access SST.</td>
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</tr>
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<tr><td valign="top" width="33.33333333333333%" headers="d0e57 "><strong>How to authenticate</strong> </td>
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<td valign="top" width="33.33333333333333%" headers="d0e59 ">Requires service tools user ID and password.</td>
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<td valign="top" width="33.33333333333333%" headers="d0e61 ">Requires service tools user ID and password.</td>
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</tr>
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</tbody>
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</table>
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</div>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rzamhstconcepts.htm" title="These concepts provide the basic information you need to get started with service tools user IDs and passwords.">Concepts for service tools user IDs and passwords</a></div>
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</div>
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<div class="relinfo"><strong>Related information</strong><br />
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<div><a href="../rzajr/rzajrconsoletakeoverandrecover.htm">Take over or recover an Operations Console connection</a></div>
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</div>
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</div>
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</body>
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