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<div class="elementToProof"><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">Waw. The client behaviour is not under control of the DHCP server admins..</span></div>
<div class="elementToProof"><span style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">This is a behaviour different from the ISC DHCP server behaviour, right ?</span></div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Kea-users <kea-users-bounces@lists.isc.org> on behalf of Kevin P. Fleming <lists.kea-users@kevin.km6g.us><br>
<b>Sent:</b> Tuesday, January 17, 2023 12:00 PM<br>
<b>To:</b> kea-users@lists.isc.org <kea-users@lists.isc.org><br>
<b>Subject:</b> Re: [Kea-users] IPV6 client gets the wrong IP for sometime after a reboot</font>
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<div>On Tue, Jan 17, 2023, at 04:54, Veronique Lefebure wrote:<br>
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<div class="x_qt-elementToProof"><span class="x_qt-elementToProof" style="color:rgb(0,0,0); background-color:rgb(255,255,255)"><span class="x_font" style="font-family:Calibri,Arial,Helvetica,sans-serif"><span class="x_size" style="font-size:12pt">Hi,</span></span></span><br>
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<div class="x_qt-elementToProof"><span class="x_qt-elementToProof" style="color:rgb(0,0,0); background-color:rgb(255,255,255)"><span class="x_font" style="font-family:Calibri,Arial,Helvetica,sans-serif"><span class="x_size" style="font-size:12pt"></span></span></span><br>
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<div class="x_qt-elementToProof"><span class="x_qt-elementToProof" style="color:rgb(0,0,0); background-color:rgb(255,255,255)"><span class="x_font" style="font-family:Calibri,Arial,Helvetica,sans-serif"><span class="x_size" style="font-size:12pt">I have observed
that an IPV6 client gets the wrong IP when it reboots.</span></span></span><br>
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<div class="x_qt-elementToProof"><span class="x_qt-elementToProof" style="color:rgb(0,0,0); background-color:rgb(255,255,255)"><span class="x_font" style="font-family:Calibri,Arial,Helvetica,sans-serif"><span class="x_size" style="font-size:12pt">See detailed
logs below.</span></span></span><br>
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The problem seems to be due to the fact the DUID of the client changes after reboot.<br>
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Anyone else has observed the same ?<br>
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How to go around that and make sure that the client gets the correct IP straightaway after reboot ?<br>
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<div>You'll need to find a way to configure the client to use a stable DUID if you want it to be given a lease from a host reservation.<br>
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