[Kea-users] DDNS subsequent failure after successful CHG_ADD

Jason Guy jguy at cumulusnetworks.com
Wed Feb 6 17:05:24 UTC 2019

Hi MRob,

I just commented on your other thread. Does the PDNS record you are trying
to update already exist, and does the DHCID record match the one in the
PDNS records?


On Wed, Feb 6, 2019 at 11:52 AM MRob <mrobti at insiberia.net> wrote:

> Initial forward and reverse DNSUPDATE commands succeed:
> DHCP_DDNS_ADD_SUCCEEDED DHCP_DDNS Request ID xxx: successfully added the
> DNS mapping addition for this request: Type: 0 (CHG_ADD)
> But Kea does another CHG_ADD only a minute later and it fails:
> port:5353, rejected a DNS update request to replace the
> address mapping for FQDN, wkst7.lan., with an RCODE: 8
> DHCP_DDNS_ADD_FAILED DHCP_DDNS Request ID yyy: Transaction outcome
> Status: Failed, Event: UPDATE_FAILED_EVT,  Forward change: failed,
> Reverse change: failed,  request: Type: 0 (CHG_ADD)
> Is this a problem or can it be ignored? Is it due to setting
> "override-no-update": true and "override-client-update": true?
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