DHCP and Dynamic DNS
chris_cox at stercomm.com
Fri May 9 15:55:51 UTC 2008
On Fri, 2008-05-09 at 07:36 +0100, Simon Hobson wrote:
> Chris Cox wrote:
> >I was going to recommend a shorter lease time as a potential
> >"somewhat" fix. Would that help?
> Yes it would, in that clients will have to renew their lease earlier
> - and hence give the DHCP server another chance to do the DNS update.
> On the other hand, shorter lease times come with their own issues, in
> particular the fact that clients will lose networking capability
> sooner in the event of a DHCP outage.
> So there isn't a simple answer !
Very true. We run short leases (30 minutes) here just to keep
things clean. Allows hosts to float from one network to
another better (e.g. a laptop that goes home and comes back
online via VPN).
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