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<section id="install-kernel-from-elrepo">
<span id="elrepo-kernel-inst"></span><h1>Install kernel from elrepo<a class="headerlink" href="#install-kernel-from-elrepo" title="Link to this heading"></a></h1>
<p>At first need enable ELRepo Repository. To set up ELRepo repository, you need to import its official GPG key and then install ELRepo RPM as follows. Also you can follow original <a class="reference external" href="http://elrepo.org/tiki/tiki-index.php">http://elrepo.org/tiki/tiki-index.php</a> instalation guide.</p>
<p>For Centos 7</p>
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>rpm<span class="w"> </span>--import<span class="w"> </span>https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
rpm<span class="w"> </span>-Uvh<span class="w"> </span>https://www.elrepo.org/elrepo-release-7.0-3.el7.elrepo.noarch.rpm
</pre></div>
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<p>For Centos 8</p>
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>rpm<span class="w"> </span>--import<span class="w"> </span>https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
yum<span class="w"> </span>install<span class="w"> </span>https://www.elrepo.org/elrepo-release-8.0-2.el8.elrepo.noarch.rpm
</pre></div>
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<p>Install kernel-ml and kernel-ml-devel</p>
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>yum<span class="w"> </span>--enablerepo<span class="o">=</span>elrepo-kernel<span class="w"> </span>install<span class="w"> </span>-y<span class="w"> </span>kernel-ml<span class="w"> </span>kernel-ml-devel
</pre></div>
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<p>To show installed kernels run command:</p>
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>awk<span class="w"> </span>-F<span class="se">\'</span><span class="w"> </span><span class="s1">'$1=="menuentry " {print $2}'</span><span class="w"> </span>/etc/grub2.cfg
</pre></div>
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<p>Set installed kernel as default for grub2 bootloader:</p>
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>grub2-set-default<span class="w"> </span><span class="m">0</span>
</pre></div>
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<p>Reboot system and check kernel version</p>
<div class="highlight-sh notranslate"><div class="highlight"><pre><span></span>uname<span class="w"> </span>-r
</pre></div>
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<p>Now you can continue <a class="reference internal" href="centos.html#install-centos"><span class="std std-ref">Install on Centos</span></a> with modules <strong>vlan_mon</strong> and <strong>ipoe</strong></p>
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