stub zone

[Feng He]

On Wed, Jul 27, 2011 at 8:51 AM, Chris Buxton <chris.p.buxton at gmail.com> wrote:
>
> On Jul 25, 2011, at 10:33 PM, Feng He wrote:
>
>> On Tue, Jul 26, 2011 at 3:55 AM, ju wusuo <juwusuo at yahoo.com> wrote:
>>> Would like to use the BIND stub zone function, however, heard that ISC
>>> considers stopping support to stub zone in the future, is that true?
>>> _______________________________________________
>>
>> Hi,
>>
>> what's the use of stub zone? I never used it, thanks.
>
> A stub zone is conceptually similar to the root hints zone, but for a domain other than the root. It's a way to add NS and glue records to the cache as a way to either optimize recursion performance or overlay a private namespace onto the public Internet.
>
> For example, suppose you have a name server with this configuration:
>
> options {
>        <some stuff goes here>
> };
>
> zone "bluecatnetworks.com" {
>        type stub;
>        masters { 192.168.0.1; };
> };
>

Thanks.

So, what's the difference between a stub zone and a slave zone?
I think the configure:

zone "bluecatnetworks.com" {
       type slave;
       masters { 192.168.0.1; };
};

Will be able to have the same effect.

Regards,
Feng.