AAAA and DDNS A Records coexist?
Danny Mayer
mayer at gis.net
Thu Jul 13 11:25:41 UTC 2006
John Ruff wrote:
> Sorry for asking this (it may be obvious to others)...
>
> So, should this work or not?
>
Yes.
Danny
> Thanks,
> ___________________
> John Ruff
> jcruff at gmail.com
>
> "No one can see past a choice they don't understand." --The Oracle
>
>
>
> On Jul 12, 2006, at 7:30 AM, Danny Mayer wrote:
>
>> John Ruff wrote:
>>> Content-Transfer-Encoding: 7bit
>>> Content-Type: text/plain;
>>> charset=US-ASCII;
>>> delsp=yes;
>>> format=flowed
>>> dhcp-3.0.3_1
>>> bind-9.3.2 & bind-9.4.0a6
>>>
>>> It seems that I cannot have a static AAAA record and have DDNS update
>>> with a A record when the host name is the same. With an existing
>>> AAAA record for 'bob' dhcp will fail adding the DDNS A record for
>>> 'bob'. Is this expected behavior? If so, I assume bind is checking
>>> for an existing A record with the same IP or Name as the one it's
>>> attempting to add. But it's not taking into consideration the record
>>> type. I would think adding a A record for 'bob' is fine if 'bob'
>>> only exist with a AAAA record. Any way to make this work?
>>>
>>> The DDNS update work fine if I remove the AAAA record.
>>>
>>
>> There's no relationship between A records and AAAA records except for
>> being in the same rrset. It's also not meaningful to talk about a static
>> AAAA record in a dynamic zone. If an update fails then it's because the
>> prerequisites failed. BIND doesn't care about what you're adding as long
>> as you are allowed to add it and doesn't violate RFC rules. It WILL
>> reject changes that if you've told it that there are prerequisites to
>> the requests and those prerequisites are not being met. Turn on
>> debugging/tracing to figure out why.
>>
>> Danny
>>
>>>
>>> Regards,
>>> ___________________
>>> John Ruff
>>> jcruff at gmail.com
>>>
>>> "No one can see past a choice they don't understand." --The Oracle
>>>
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