[SR-Users] DMQ tries to resolve dns AAA even when it is disabled in kamailio core config

Charles Chance charles.chance at sipcentric.com
Wed Jan 16 22:04:28 CET 2019


Hi José,

You are correct in that the DNS cache is not used - however, after the
initial lookup, all discovered nodes are stored as IP addresses. Therefore,
providing at least one other node has been discovered, no further DNS
queries should be required/performed. Are you seeing a DNS lookup for every
DMQ message sent?

Cheers,

Charles


On Wed, 16 Jan 2019 at 09:59, José Seabra <joseseabra4 at gmail.com> wrote:

> Hi Charles,
> Well its not causing any real problem, but once that it also seems that
> isn't caching the dns results, every time that DMQ needs to send a msg it
> sends a new query to dns server, so its doing unnecessary dns queries.
>
> Thank you for your help.
>
> Best regards
> José
>
> Charles Chance <charles.chance at sipcentric.com> escreveu no dia terça,
> 15/01/2019 à(s) 21:11:
>
>> Hi José,
>>
>> The DMQ module does not currently observe the dns_try_ipv6 flag when
>> populating the initial node list - is it causing you problems?
>>
>> Cheers,
>>
>> Charles
>>
>> On Tue, 15 Jan 2019 at 14:55, José Seabra <joseseabra4 at gmail.com> wrote:
>>
>>> Hi all,
>>> I'm using DMQ with multi_notify set to 1, the dns_try_ipv6 is disabled
>>> and  dns_cache_flags is set to 1, but even this way DMQ is making dns AAA
>>> queries.
>>> Once that AAA queries are disabled in core dns config it seems that DMQ
>>> is not respecting those configurations, is that supposed?
>>>
>>> Thank you for your support
>>>
>>> Best Regards
>>> --
>>> Cumprimentos
>>> José Seabra
>>> _______________________________________________
>>> Kamailio (SER) - Users Mailing List
>>> sr-users at lists.kamailio.org
>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>
>>
>>
>>
>> Sipcentric Ltd. Company registered in England & Wales no. 7365592. Registered
>> office: Faraday Wharf, Innovation Birmingham Campus, Holt Street,
>> Birmingham Science Park, Birmingham B7 4BB.
>> _______________________________________________
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>
>
> --
> Cumprimentos
> José Seabra
> _______________________________________________
> Kamailio (SER) - Users Mailing List
> sr-users at lists.kamailio.org
> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>


-- 
*Charles Chance*
Managing Director

t. 0330 120 1200    m. 07932 063 891

-- 
Sipcentric Ltd.
                Company registered in England & Wales no. 
7365592. Registered
                office: Faraday Wharf, Innovation 
Birmingham Campus, Holt Street, Birmingham Science Park, Birmingham B7 4BB.
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