[OpenSIPS-Users] pua_bla and naprt/srv failover issue

Zahid Mehmood zm23 at columbia.edu
Mon Aug 30 15:30:53 CEST 2010


Anca,

  It may not be happening in presence/pua code but I think OpenSIPS does perform the lookup at some point to get the IP to build the actual packet to send out. 



-- 
Zahid

On Aug 30, 2010, at 7:55 AM, Anca Vamanu wrote:

> On 08/27/2010 07:33 PM, Zahid Mehmood wrote:
>> Hi,
>>       With pua_bla's default_domain set to point to use a naptr record (srv records resolve to two hosts), opensips picks one hostname/IP and only attempts to send sip messages to it.  If that host is unavailable, OpenSIPS does not attempt to contact the second host returned by the SRV records.
>> 
>> Is this the correct / expected behavior?  I expected the server to failover and try the next entry.
>> 
>> Thanks.
>> 
>> 
> Hi Zahid,
> 
> The default domain is used to construct the uri that is used in the From 
> header of the subscribe request and OpenSIPS does not do any resolve for 
> this.
> 
> Regards,
> 
> -- 
> Anca Vamanu
> www.voice-system.ro
> 
> 
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