DHCP

[Alan DeKok]

On Aug 3, 2025, at 7:42 AM, Rodrigo Prieto <rodrigoprieto2019 at gmail.com> wrote:
> 
> Hello, I wanted to know if there is any way to configure the DHCP server to
> send DDNS updates to a Bind9 server, similar to how Kea updates the forward
> and reverse zones. I am testing the DHCP server function and it is easier
> to configure than Kea — with medium-complexity configurations, Kea already
> requires a large JSON file — so I am looking into this alternative.

  That's good to hear.  I found Kea confusing, limited, and hard to configure.   FreeRADIUS was easier, but that's perhaps my bias.

  The server doesn't have native support for DDNS.  But you can run a shell program to do the update.  See mods-available/echo for an example.

  Alan DeKok.