[Unbound-users] stub zone and authoritative answers

[Vadim]

W.C.A. Wijngaards wrote:
> On 10/08/2009 01:45 PM, W.C.A. Wijngaards wrote:
>>> Can I make it?
>>
>> No, that would be a lie.
>>
>> (but, there is an escape hatch, if you implement something weird
>> in pythonmod you can set whatever flag you like on a response).
>
> Well, I agree with Ondrej, what you want is run NSD as a slave
> to the existing bind server, with only NSD visible from the outside.
> Instead of caching it performs zone transfers.
But As far as I know NSD doesn't have a cache, so under heavy load
NSD will load disk. I have plenty of zones, so I want to protect my 
authoritative
servers from burst of requests, ddos and so on.