Nope and nope :)
This is old but covers it pretty well :
http://ubuntuforums.org/showthread.php?t=236093


On Wed, Oct 3, 2012 at 12:54 PM, Derek Trotter <expat.arizonan@gmail.com>wrote:

>  I'm thinking of running dns at home on my linux box(kubuntu 8).  I don't
> want a caching server.  Would this be difficult to set up?  Would this
> consume a lot of bandwidth?
>
> Thanks
>
> --
> "One mistake up here and it’s half a day out with the undertaker!"
> - Fred Dibnah
>
>
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