Filtering RR on slave server.

[Hans]

> Does someone know a way to setup a *slave* server that will only return
> a subset of the RR it receives from the master server ?
>
> Of course, I can set a normal slave server on a fake view and have an
> external program use the corresponding zone file to build a zone file
> for the same zone on a real view. But then, I need to know when the zone
> in the fake view change, then build the zone file in the real view, then
> restart named. Not really clean.
>
> I think of using some sort of "database" instead of "file" to store the
> zone RR, but don't want to reinvent the wheel.

Could this http://www.cheswick.com/ches/papers/dnsproxy.html work for you ?