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<title>Activating Network-Controlled Cell Re-selection (NCCR)</title>
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<h1>Activating Network-Controlled Cell Re-selection (NCCR)</h1>

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<h2>Purpose</h2>

<p>Network-Controlled Cell Re-selection introduces the possibility
for the network to control timing and target cell selection in cell re-selection. </p>
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<h2>Before you start</h2>

<p>Make sure the required licences are valid before trying
to activate NCCR. For more information on licensing, see <a href="NED?action=retrieve&amp;identifier=dn04149427&amp;edition=1&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=oct1841615431#oct1841615431" onclick="sync(this);return true" shape="rect">Overview
of BSS licensing</a> and <a href="NED?action=retrieve&amp;identifier=dn04170615&amp;edition=1&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=oct2641456515#oct2641456515" onclick="sync(this);return true" shape="rect">Licenced
application software</a>.</p>
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<h2>Steps</h2>

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<h3>Check that the NCCR
licence is active.</h3>
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</li>
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<h3>Check that the PCU or PCU2 licence
is active. </h3>
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</li>
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<h3>Activate NCCR in the BSC.</h3>
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<p class="title"><span class="block-title" onclick="expandBlock('block1'); return false"><layer visibility="hide"><img alt="Expand/collapse" border="0" class="ExpColl" name="block1Title" src="NED?action=retrieve&amp;identifier=dn01157982&amp;edition=1&amp;language=none&amp;coverage=global&amp;encoding=gif&amp;component=data&amp;item=data" /></layer> Test the activation.</span></p>
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<p>To test NCCR activation in a live network, output the counters of <em>72
Packet Control Unit Measurement</em> and <em>95 GPRS Re-selection Measurement</em>
as follows:</p>


<ol class="type-even">
<li type="a"><p>Check the measurement state. </p>
</li>
<li type="a"><p>Create the measurements.</p>
</li>
<li type="a"><p>Start the measurements.</p>
</li>
<li type="a"><p>Wait until the end of the reporting period and examine the measurement
results. </p>
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<h3>Fine-tune NCCR for your network. </h3>
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<h2>Further information</h2>

<p>For more information, see:</p>


<ul>
<li><p><a href="NED?action=retrieve&amp;identifier=dn04111659&amp;edition=1&amp;language=en&amp;coverage=global&amp;encoding=xhtml_1_0&amp;component=data&amp;item=data&amp;pointer=sep23415443827#sep23415443827" onclick="sync(this);return true" shape="rect">Overview of implementing
Network-Controlled Cell Re-selection (NCCR)</a></p>
</li>
<li><p><em>Activating and Testing BSS11112: NCCR, BSSxxxx: ISNCCR,
and BSS115006: NACC</em> in BSC/TCSM documentation. </p>
</li>
</ul>
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