cache server (slave)

[Barry Margolin]

In article <mailman.464.1252576434.14796.bind-users at lists.isc.org>,
 <ric.castellani at alice.it> wrote:

> In this configuration:
> 
> options {
>          forward only;
>         forwarders { serverA ; } ;
>  } ;
> 
> zone "example.com"{
>         type slave;
>         file "zone.db";
>         masters{ serverA; };
> };
> 
> 1- If I query to this server "example.com"  (it's authoritative for this 
> domain) , server retrieves info from its zone file (which has copied from 
> master) or from its cache ?

>From the zone file.

> 2- if I query to this server external domain, it forward request to serverA ?

Yes.

> 3- This server is only caching secondary server ?

No.  It's authoritative for example.com, caching for everything else.

> 4- If server A doesn't konw query answer, this server gets nxdomain ?

Yes, assuming serverA has recursion enabled and is able to query 
external servers.

-- 
Barry Margolin, barmar at alum.mit.edu
Arlington, MA
*** PLEASE don't copy me on replies, I'll read them in the group ***