About root zones

Peter Andreev andreev.peter at gmail.com
Mon Jan 2 13:42:19 UTC 2012


2012/1/2 Matus UHLAR - fantomas <uhlar at fantomas.sk>:
>>> On 21.12.11 19:21, Peter Andreev wrote:
>>>>
>>>> All these servers are slaves. They don't send notifies.
>
>
>> 2011/12/21 Matus UHLAR - fantomas <uhlar at fantomas.sk>:
>>>
>>> they do, unless you have turned it off...
>
>
> On 22.12.11 11:54, Peter Andreev wrote:
>>
>> Of course I turned it off, it's normal practice for slaves, I assume.
>
>
> even sending notifies by slaves can have a reason. for example, other slaves
> not getting notifies from master...
>
>
>>> Do you think if server needed to resolve something, and you would disable
>>> it, it would work better? I think just the oposite. If a server does
>>> lookups
>>> only when needed, then disabling required lookups would make it not
>>> working.
>
>
>> I think that if server is authoritative - and - slave-only it should
>> use system resolver rather than querying by itself.
>
>
> BIND will not use system resolver. BIND is the resolver. Relying on other
> resolver could cause troubles. If BIND does not need to resolve, it will
> not. If it needs, don't block it.
>
I understood your point, however it differs from mine.

Matus, I'm afraid we won't find consent on this topic. So I offer you
to stop this discussion.
Thank you for suggestions and happy new year!

>
>> Where can I find information about what causes queries for internal
>> duties? If it can be found in ARM, could you please point me to the
>> right chapter. May be I missed something while reading it. The only
>> mention I have met is that additional resolving is needed for sending
>> notifies (And will this resolving be performed in case of list of
>> slaves' ip addresses is written in named.conf?).
>
>
> Someone other will have to answer this.
>
> --
> Matus UHLAR - fantomas, uhlar at fantomas.sk ; http://www.fantomas.sk/
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