On Sun, Feb 08, 2009 at 02:55:28PM +0800, jan gestre wrote:
> Where is the best place to put the DNS caching resolver? in the NAT
> device? or in the Mail Server itself?
What kind of NAT device is this? Is it capable of running a non-forwarding
DNS cache? If the cache in question has sufficiently good port
randomization, by all means run on the NAT device, otherwise run it
on the Postfix server, and hope the NAT device port selection is not
too predictable.
--
Viktor.
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