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<td><span style="font-weight:bold; padding-left:3px">Vadim Yakovenko</span> <span>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Kea-users <kea-users-bounces@lists.isc.org> on behalf of Darren Ankney <darren.ankney@gmail.com><br>
<b>Sent:</b> Thursday, 28 May 2026 20:13:40<br>
<b>To:</b> Kea user's list <kea-users@lists.isc.org><br>
<b>Subject:</b> Re: [Kea-users] converting from isc-dhcp-server to kea - multiple questions</font>
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EXTERNAL EMAIL - This email was sent by a person from outside your organization. Exercise caution when clicking links, opening attachments or taking further action, before validating its authenticity.
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<div>Hi Brian,</div>
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<div>You may be interested in <a href="https://protect.checkpoint.com/v2/r03/___https://dhcp.isc.org/___.YzFjOndlc3RtYW5jb21tdW5pY2F0aW9uZ3JvdXAxOmM6bzo2ZTg5MDRmMjJlOGM4MDIzY2YzM2NhYTBmYzgzZjJiNDo3OjMzMjM6YTc5MmQyNDdhMmJjZjQzNWVlZjliMzQ2OTRkMDY1NTViYmRjMjY1ZDA5Y2E4YmZlOGUyNTliMGRlMTFjZTNjNjpoOlQ6Rg" title="Protected by Check Point: https://dhcp.isc.org/">https://dhcp.isc.org/</a>
which is an "online" KeaMA. It may contain later code than you have. It still will most likely not be able to convert your entire configuration. There is no substitute for reading the documentation here: <a href="https://protect.checkpoint.com/v2/r03/___https://kea.readthedocs.io/en/kea-3.0.3/arm/intro.html___.YzFjOndlc3RtYW5jb21tdW5pY2F0aW9uZ3JvdXAxOmM6bzo2ZTg5MDRmMjJlOGM4MDIzY2YzM2NhYTBmYzgzZjJiNDo3OjNlMzQ6ZWJjYTEwNWM4NTMxMzhiODc3OWM0YTBjMzdiNDRiNGM4Y2RmMTUyYjk0MGE4OWJlYWFiN2YzYmMzMThlNmU0NTpoOlQ6Rg" title="Protected by Check Point: https://kea.readthedocs.io/en/kea-3.0.3/arm/intro.html">https://kea.readthedocs.io/en/kea-3.0.3/arm/intro.html</a>
and asking specific questions of users on this list when you are stumped.</div>
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<div>Thank you,</div>
<div>Darren Ankney</div>
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<div dir="ltr" class="gmail_attr">On Wed, May 27, 2026 at 10:01 AM Cuttler, Brian R (HEALTH) via Kea-users <<a href="mailto:kea-users@lists.isc.org">kea-users@lists.isc.org</a>> wrote:<br>
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<p class="MsoNormal"><span style="font-size:11pt">I am using the most recent ISC DHCP, but converting to kea 3.0.1<br>
<br>
<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">[brc01@skinbark-r10 ~]$ kea-dhcp4 -v<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">3.0.1<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">We are running on the recommended platform RedHat 10.1.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">We have done substantial cleanup on our old dhcpd.conf file.<br>
<br>
Note, keama hangs when we had subnet with options, pool with range and then more options.<br>
This was corrected by moving the options above the pool directive.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">We continue cleanup with the source dhcpd.conf file but don’t know if everything can be fixed in dhcpd.conf or if we need to do major work on the conversion output file.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">If there is a source file fix please help us find the correct steps.<br>
<br>
If there isn’t a source file fix, any recommendations on correcting the output file would be appreciated.<br>
<br>
Remaining errors include, in order and several I expect to be trivial, so please ignore the ones that are, though a procedural fix would be appreciated rather than a line-by-line approach.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">No interface config for some subnets – I don’t believe this is a problem Most subnets are on the primary interface and represent DDNS subdomains.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">Unsupported ddns-update-style.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">Unspecified ddns-domainname – what we are hoping for is a default domain name for unqualified hostnames reservations and dynamic.<br>
however for numerous subdomains we wish to specify a subdomain name “Wadsworth.org” vs “<a href="https://protect.checkpoint.com/v2/r03/___http://xyz.wadsworth.org___.YzFjOndlc3RtYW5jb21tdW5pY2F0aW9uZ3JvdXAxOmM6bzo2ZTg5MDRmMjJlOGM4MDIzY2YzM2NhYTBmYzgzZjJiNDo3OmExOGI6MDhmZjE5NzA5ZTQzMmJiNzMzMzYxNTNjMDM2NmI2ZmVkMGIxZDQ1OWVmMDRhZjg2MjEwODk5ZjZjZmM0NDYxNDpoOlQ6Rg" title="Protected by Check Point: http://xyz.wadsworth.org" target="_blank">xyz.wadsworth.org</a>”
and “<a href="https://protect.checkpoint.com/v2/r03/___http://pdq.wadsworth.org___.YzFjOndlc3RtYW5jb21tdW5pY2F0aW9uZ3JvdXAxOmM6bzo2ZTg5MDRmMjJlOGM4MDIzY2YzM2NhYTBmYzgzZjJiNDo3OmJiM2M6MTM3YzI2NmJmZGI2MGZhMGFmNDk1MDNlMzdkM2ZjNzI3MmFmOTlmNDA1YzYzZjQ0ZWQ4YzNiZDUzNzIwZDlmNTpoOlQ6Rg" title="Protected by Check Point: http://pdq.wadsworth.org" target="_blank">pdq.wadsworth.org</a>”<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">Kea_logger_destination, probably no source file fix.<br>
Update-static-leases obsolete feature, probably readily corrected or removed.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">The most frequent error, and I’m sure directly related the ddns-domainname issue is
<u></u><u></u></span></p>
<p class="MsoNormal" style="text-indent:0.5in"><span style="font-size:11pt">// /// Only global qualifying-suffix is supported<u></u><u></u></span></p>
<p class="MsoNormal" style="text-indent:0.5in"><span style="font-size:11pt">// "qualifying-suffix": "<a href="https://protect.checkpoint.com/v2/r03/___http://esp.wadsworth.org___.YzFjOndlc3RtYW5jb21tdW5pY2F0aW9uZ3JvdXAxOmM6bzo2ZTg5MDRmMjJlOGM4MDIzY2YzM2NhYTBmYzgzZjJiNDo3OmNiYWE6ZjU5YmRkYzc5MTRhMzhlZTIzNTZjYTcwMzIxZDRkYTc3ZTlkMzBmMzhjMTRiZDRmNjIxYWNhNDg0YjA4ZWVmNDpoOlQ6Rg" title="Protected by Check Point: http://esp.wadsworth.org" target="_blank">esp.wadsworth.org</a>",<u></u><u></u></span></p>
<p class="MsoNormal" style="text-indent:0.5in"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">We also believed that while we had some subdomains with no available pool and no DHCP clients that declaring the subnet helped ISC DHCP understand network topology.<br>
Was that valid, and is it something we wish to retain on Kea’s config?<br>
<br>
Thank you in advance for your guidance.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt">Brian<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><u></u> <u></u></span></p>
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<p class="MsoNormal"><b><span style="font-size:11pt; font-family:"Arial",sans-serif">Brian
</span></b><b><span style="font-family:"Arial",sans-serif">Cuttler</span></b><span><u></u><u></u></span></p>
<p class="MsoNormal"><i><span style="font-size:11pt; font-family:"Arial",sans-serif">Pronouns: he, him, his (<a href="https://protect.checkpoint.com/v2/r03/___https://oer.ny.gov/system/files/documents/2023/11/personal-pronouns.pdf___.YzFjOndlc3RtYW5jb21tdW5pY2F0aW9uZ3JvdXAxOmM6bzo2ZTg5MDRmMjJlOGM4MDIzY2YzM2NhYTBmYzgzZjJiNDo3OmM0ZWU6Y2MwZDk4NjQwNmM0OWMzY2UyZDY2OWM3ZGYxZWYyNmM0MGNlYmQ0YzJlNzBhNDhjNGEyMDRiM2ZmY2ZhYmJjMzpoOlQ6Rg" title="Protected by Check Point: https://oer.ny.gov/system/files/documents/2023/11/personal-pronouns.pdf" target="_blank"><span style="color:blue">What’s
This</span></a>?)</span></i><span><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt; font-family:"Arial",sans-serif">System and Network Administration</span><span><u></u><u></u></span></p>
<p class="MsoNormal"><b><span style="font-size:11pt; font-family:"Arial",sans-serif; color:rgb(90,51,111)">Wadsworth Center, New York State Department of Health</span></b><span><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt; font-family:"Arial",sans-serif">Room D280, Biggs Laboratory</span><span><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt; font-family:"Arial",sans-serif">Empire State Plaza, Albany, NY 12201</span><span><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt; font-family:"Arial",sans-serif">(518) 486-1697 | <a href="mailto:Brian.Cuttler@health.ny.gov" target="_blank"><span style="color:blue">Brian.Cuttler@health.ny.gov</span></a></span><span><u></u><u></u></span></p>
<p class="MsoNormal"><span> <u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(112,48,160)"><img border="0" width="320" height="75" id="m_5179233106096912557Picture_x0020_1" src="cid:ii_19e7035d2944cff311" alt="Wadsworth Center's logo thumbnail" style="width:3.3333in; height:0.7847in"></span><span><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"> </span><span><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11pt"><a href="https://protect.checkpoint.com/v2/r03/___http://www.wadsworth.org/___.YzFjOndlc3RtYW5jb21tdW5pY2F0aW9uZ3JvdXAxOmM6bzo2ZTg5MDRmMjJlOGM4MDIzY2YzM2NhYTBmYzgzZjJiNDo3OjFhZjM6OGQ5ZmQ5YmY1NGRjNDM3ODFlYjJiOTA1YTUwYzJiNjYyMmRjOGMwNjcwMWUyZWFlODdmY2U3Mjk2ODEyMmFjZjpoOlQ6Rg" title="Protected by Check Point: http://www.wadsworth.org/" target="_blank"><span style="font-size:9pt; font-family:"Arial",sans-serif; color:blue">www.</span><span style="font-family:"Arial",sans-serif; color:blue">wadsworth</span><span style="font-size:9pt; font-family:"Arial",sans-serif; color:blue">.org</span></a></span><span><u></u><u></u></span></p>
<p class="MsoNormal"><span> <u></u><u></u></span></p>
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