Error WARN DHCP_DDNS_NO_MATCH No DNS servers match FQDN

Christian Floreck <[email protected]> Tue, 21 Nov 2023 16:03:06 +0000
Newsgroups gmane.network.dhcp.isc.dhcp-server
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Hi

I  try to set up an DHCP request from an Client named  node2.cluster01.dark=
wing.net.
The IP is generated fine, however  syslog reads:

Nov 21 16:41:39 dnsdcp kea-dhcp4[840]: 2023-11-21 16:41:39.909 INFO  [kea-d=
hcp4.leases/840.140172516175488] DHCP4_LEASE_ADVERT [hwtype=3D1 08:00:27:b0=
:d3:33], cid=3D[no info], tid=3D0x1cef137                 9: lease 192.168.=
100.151 will be advertised
Nov 21 16:41:39 dnsdcp kea-dhcp4[840]: 2023-11-21 16:41:39.910 INFO  [kea-d=
hcp4.leases/840.140172516175488] DHCP4_LEASE_ALLOC [hwtype=3D1 08:00:27:b0:=
d3:33], cid=3D[no info], tid=3D0x1cef1379                 : lease 192.168.1=
00.151 has been allocated for 4000 seconds
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: WARN  DHCP_DDNS_NO_MATCH No DNS =
servers match FQDN node2.
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: ERROR DHCP_DDNS_NO_FWD_MATCH_ERR=
OR Request ID 000001C04E5E0D7E9384272760E4FC21A3850EEBC3A679910D091F7288B0C=
2019CE272: the configured list of f                 orward DDNS domains doe=
s not contain a match for: Type: 1 (CHG_REMOVE)
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: Forward Change: yes
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: Reverse Change: yes
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: FQDN: [node2.]
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: IP Address: [192.168.100.151]
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: DHCID: [000001C04E5E0D7E93842727=
60E4FC21A3850EEBC3A679910D091F7288B0C2019CE272]
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: Lease Expires On: 20231121160234
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: Lease Length: 1333
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: Conflict Resolution: yes
Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]:   The request has been discarded=
.
Nov 21 16:42:57 dnsdcp NetworkManager[657]: <info>  [1700581377.6288] dhcp4=
 (enp0s10): state changed new lease, address=3D192.168.200.101
^C

As far as i got it I have to define the Forward ddns Domains in kea-dhcp-dd=
ns.conf.
Which I've done:

"forward-ddns" : {
      "ddns-domains" : [
          {    "name": "darkwing.net.",
               "key-name": "dhcp1-ns1",
               "dns-servers":
                        [
                        { "ip-address": "192.168.100.41" }
                        ]
                },
        {        "name": "cluster01.darkwing.net.",
               "key-name": "dhcp1-ns1",
               "dns-servers":
                        [
                        { "ip-address": "192.168.100.41" }
                        ]
          }
      ]
  },

It is defined lin named.conf.local, too

zone "cluster01.darkwing.net" IN {
        type master;
        file "/var/lib/bind/db.cluster01.darkwing.net.zone";
        update-policy { grant dhcp1-ns1 wildcard *.darkwing.net A DHCID;};
};

I guess, it is an "admin too stupid errror"...
But which?
Thx
Christian



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<p class=3D"MsoNormal">Hi<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">I &nbsp;try to set up an DHCP request from an Client=
 named&nbsp; node2.cluster01.darkwing.net.<o:p></o:p></p>
<p class=3D"MsoNormal">The IP is generated fine, however &nbsp;syslog reads=
:<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp4[840]: 2023-11-21 16=
:41:39.909 INFO&nbsp; [kea-dhcp4.leases/840.140172516175488] DHCP4_LEASE_AD=
VERT [hwtype=3D1 08:00:27:b0:d3:33], cid=3D[no info], tid=3D0x1cef137&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp; 9: lease 192.168.100.151 will be advertised<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp4[840]: 2023-11-21 16=
:41:39.910 INFO&nbsp; [kea-dhcp4.leases/840.140172516175488] DHCP4_LEASE_AL=
LOC [hwtype=3D1 08:00:27:b0:d3:33], cid=3D[no info], tid=3D0x1cef1379&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp; : lease 192.168.100.151 has been allocated
 for 4000 seconds<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: WARN&nbsp=
; DHCP_DDNS_NO_MATCH No DNS servers match FQDN node2.<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: ERROR DHC=
P_DDNS_NO_FWD_MATCH_ERROR Request ID 000001C04E5E0D7E9384272760E4FC21A3850E=
EBC3A679910D091F7288B0C2019CE272: the configured list of f&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp; orward DDNS domains does not contain
 a match for: Type: 1 (CHG_REMOVE)<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: Forward C=
hange: yes<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: Reverse C=
hange: yes<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: FQDN: [no=
de2.]<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: IP Addres=
s: [192.168.100.151]<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: DHCID: [0=
00001C04E5E0D7E9384272760E4FC21A3850EEBC3A679910D091F7288B0C2019CE272]<o:p>=
</o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: Lease Exp=
ires On: 20231121160234<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: Lease Len=
gth: 1333<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]: Conflict =
Resolution: yes<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:41:39 dnsdcp kea-dhcp-ddns[837]:&nbsp;&nbs=
p; The request has been discarded.<o:p></o:p></p>
<p class=3D"MsoNormal">Nov 21 16:42:57 dnsdcp NetworkManager[657]: &lt;info=
&gt;&nbsp; [1700581377.6288] dhcp4 (enp0s10): state changed new lease, addr=
ess=3D192.168.200.101<o:p></o:p></p>
<p class=3D"MsoNormal">^C<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">As far as i got it I have to define the Forward ddns=
 Domains in kea-dhcp-ddns.conf.<o:p></o:p></p>
<p class=3D"MsoNormal">Which I&#8217;ve done:<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">&quot;forward-ddns&quot; : {<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &quot;ddns-domains&qu=
ot; : [<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p; {&nbsp;&nbsp;&nbsp; &quot;name&quot;: &quot;darkwing.net.&quot;,<o:p></o=
:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &quot;key-name&quot;: &quot;dhcp1-ns1&quot=
;,<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &quot;dns-servers&quot;:<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp; [<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp; { &quot;ip-address&quot;: &quot;192.168.100.41&quot; }<o:p></o:=
p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp; ]<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; },<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; {&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &quot;name&quot;: &quot;cluster01.darkwi=
ng.net.&quot;,<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&quot;key-name&quot;: &quot;dhcp1-ns1&quot=
;,<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &quot;dns-servers&quot;:<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp; [<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp; { &quot;ip-address&quot;: &quot;192.168.100.41&quot; }<o:p></o:=
p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp; ]<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p; }<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ]<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp; },<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">It is defined lin named.conf.local, too<o:p></o:p></=
p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">zone &quot;cluster01.darkwing.net&quot; IN {<o:p></o=
:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; type mast=
er;<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; file &quo=
t;/var/lib/bind/db.cluster01.darkwing.net.zone&quot;;<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; update-po=
licy { grant dhcp1-ns1 wildcard *.darkwing.net A DHCID;};<o:p></o:p></p>
<p class=3D"MsoNormal">};<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">I guess, it is an &#8222;admin too stupid errror&#82=
20;&#8230;<o:p></o:p></p>
<p class=3D"MsoNormal">But which?<o:p></o:p></p>
<p class=3D"MsoNormal">Thx<o:p></o:p></p>
<p class=3D"MsoNormal">Christian<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:EN-US"><o:p>&nbs=
p;</o:p></span></p>
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