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<p><code><span style="font-family:"Verdana",sans-serif;color:black;background:#F7F7F7">Hi
</span></code><span style="font-family:"Verdana",sans-serif;color:black">Niall,<o:p></o:p></span></p>
<p><span style="font-family:"Verdana",sans-serif;color:black">Thank you for your reply.<o:p></o:p></span></p>
<p class="MsoNormal"><code><span style="font-family:"Verdana",sans-serif;color:black;background:#F7F7F7">class “mytest” {</span></code><span style="font-family:"Verdana",sans-serif;color:black;background:white">
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Verdana",sans-serif;color:black;background:white"> match option dhcp-client-identifier;<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Verdana",sans-serif;color:black;background:white">}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Verdana",sans-serif;color:black;background:white"><o:p> </o:p></span></p>
<pre style="background:white"><span style="font-size:11.0pt;font-family:"Verdana",sans-serif;color:black;background:white"><o:p> </o:p></span></pre>
<pre style="background:white"><span style="font-size:11.0pt;font-family:"Verdana",sans-serif;color:black;background:white">It seems that I should change the class definition to match either </span><span style="font-size:11.0pt;font-family:"Verdana",sans-serif;color:black">option dhcp-client-identifier or hardware.<o:p></o:p></span></pre>
<pre style="background:white"><span style="font-size:11.0pt;font-family:"Verdana",sans-serif;color:black;background:white"><o:p> </o:p></span></pre>
<p class="MsoNormal"><code><span style="font-family:"Verdana",sans-serif;color:black;background:#F7F7F7">class “mytest” {</span></code><span style="font-family:"Verdana",sans-serif;color:black;background:white">
<o:p></o:p></span></p>
<pre style="background:white"><span style="font-size:11.0pt;font-family:"Verdana",sans-serif;color:black;background:white"> </span><span style="font-size:11.0pt;font-family:"Verdana",sans-serif;color:black">match pick-first-value (option dhcp-client-identifier, hardware);<o:p></o:p></span></pre>
<p class="MsoNormal"><span style="font-family:"Verdana",sans-serif;color:black;background:white">}<o:p></o:p></span></p>
<pre style="background:white"><span style="font-size:11.0pt;font-family:"Verdana",sans-serif;color:black;background:white"><o:p> </o:p></span></pre>
<p class="MsoNormal"><span style="font-family:"Verdana",sans-serif;color:black;background:white">Thanks,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Verdana",sans-serif;color:black;background:white">Jim</span><span style="font-family:"Verdana",sans-serif;color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-family:"Verdana",sans-serif"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:12.0pt;color:black">From: </span></b><span style="font-size:12.0pt;color:black">dhcp-users <dhcp-users-bounces@lists.isc.org> on behalf of Niall O'Reilly <niall.oreilly@ucd.ie><br>
<b>Reply-To: </b>Users of ISC DHCP <dhcp-users@lists.isc.org><br>
<b>Date: </b>Thursday, October 8, 2020 at 3:46 PM<br>
<b>To: </b>Users of ISC DHCP <dhcp-users@lists.isc.org><br>
<b>Subject: </b>Re: DHCP server configuration does not work for all clients<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p><span style="font-family:"Arial",sans-serif">On 8 Oct 2020, at 20:25, Jim Yang wrote:<o:p></o:p></span></p>
<blockquote style="border:none;border-left:solid #777777 1.5pt;padding:0in 0in 0in 4.0pt;margin-left:0in;margin-right:0in;margin-bottom:3.75pt">
<p><span style="font-family:"Arial",sans-serif;color:#777777">Is this a DHCP sever software bug or something else?<o:p></o:p></span></p>
</blockquote>
<p><span style="font-family:"Arial",sans-serif">Whenever I’ve been surprised by behaviour like this,<br>
it’s been due to a subtle bug in my configuration,<br>
and never to a server software bug.<o:p></o:p></span></p>
<p><span style="font-family:"Arial",sans-serif">You show us<o:p></o:p></span></p>
<pre style="mso-margin-top-alt:0in;margin-right:11.25pt;margin-bottom:0in;margin-left:11.25pt;margin-bottom:.0001pt;background:#F7F7F7;border-radius:5px 5px 5px 5px;max-width:90vw;overflow-x:auto"><code><span style="color:black;background:#F7F7F7">subclass "mytest" 1:74:A7:11:22:33:44;</span><span style="background:#F7F7F7"><o:p></o:p></span></code></pre>
<p><span style="font-family:"Arial",sans-serif">but I can’t see your definition for<o:p></o:p></span></p>
<pre style="mso-margin-top-alt:0in;margin-right:11.25pt;margin-bottom:0in;margin-left:11.25pt;margin-bottom:.0001pt;background:#F7F7F7;border-radius:5px 5px 5px 5px;max-width:90vw;overflow-x:auto"><code><span style="color:black;background:#F7F7F7">class “mytest” { … }</span><span style="background:#F7F7F7"><o:p></o:p></span></code></pre>
<p><span style="font-family:"Arial",sans-serif">so can’t tell what the value in your
</span><code><span style="font-size:10.0pt;color:black;background:#F7F7F7">subclass</span></code><span style="font-family:"Arial",sans-serif"><br>
statement is being matched against.<o:p></o:p></span></p>
<p><span style="font-family:"Arial",sans-serif">It’s been a while since I’ve needed to configure and run an ISC DHCP server,<br>
so I had to check the relevant section of the documentation:<br>
<a href="https://kb.isc.org/docs/en/isc-dhcp-44-manual-pages-dhcpdconf#SUBCLASSES"><span style="color:#3983C4">https://kb.isc.org/docs/en/isc-dhcp-44-manual-pages-dhcpdconf#SUBCLASSES</span></a><o:p></o:p></span></p>
<p><span style="font-family:"Arial",sans-serif">/Niall<o:p></o:p></span></p>
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