DDNS handling of "dumb" DHCP clients

Simon Hobson dhcp1 at thehobsons.co.uk
Thu Aug 9 10:41:52 UTC 2012

Uwe Meyer-Gruhl wrote:
>I have a question regarding handling of DDNS updates for "dumb" 
>non-Windows DHCP clients (e.g. printers):
>As far as I understand the documentation, the sole supported DDNS 
>update style is "interim", so I only tried that:
>ddns-update-style interim;
>ddns-updates on;
>update-optimization off;
>do-forward-updates on;
>do-reverse-updates on;
>update-static-leases on;
>host printer {
>     ...
>     ddns-hostname printer;
>     ddns-domainname print.mydomain.net;
>Forward and reverse DDNS zones are configured, too.

I don't get to do this much these days, but my preferred method has 
been to manage the DNS myself for such hosts - and then refer to them 
by name in DHCP. Ie :

host printer-x {
   fixed-address printer-x.somedomain.com ;

Simon Hobson

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