Using isc dhcpd to only update reverse DNS zone for selected hosts

[Simon Hobson]

Kristian Pedersen wrote:

>For commercial use I agree this is not the way to supply static ip / 
>reverse DNS, however this is a residential product and most of the 
>time "static IP" is just for reaching their home-server/NAS from the 
>Internet and I am not even sure why they care about the reverse 
>record.

If they are sending their own mail (as I do) then it matters. Spam 
filters treat DNS entries in various ways, from one extreme of not 
checking at all, to the other extreme of rejecting mail completely if 
they can't complete a reverse & forward lookup to get to the same IP 
address.

-- 
Simon Hobson

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