[Spce-user] Dummy interface causing inbound call failure

Daniel Grotti dgrotti at sipwise.com
Fri Sep 28 09:49:43 EDT 2018

does the command "ifconfig" shows you that the dummy0 is actually up?



On 09/28/2018 02:34 PM, Andrew Pogrebennyk wrote:
> Hi,
> see my comments inline.
> On 09/25/2018 08:23 PM, Kevin Boddy wrote:
>> When I have the sip_int type configured on the dummy0 interface then 
>> Kamailio seems to stop routing the inbound calls to my subscriber for 
>> some reason. It gives this error below.
>> Sep 25 13:39:54 spce proxy[1958]: ERROR: sl [sl_funcs.c:362]: 
>> sl_reply_error(): stateless error reply used: I'm terribly sorry, 
>> server error occurred (6/SL)
> Could you please send me the complete kamailio-proxy.log prior to this 
> error?
>> If I move sip_int back to the localhost interface then everything 
>> works fine.
>> Is this dummy0 interface still required for Audiocodes work around?
> Does it work if you disable the dummy interface? What's your experience?
> I have not tried recently, but before the calls from AC would be 
> dropped after 32 seconds because it is sending incorrect Route headers 
> in the ACK message.
> You would notice that it's replacing with some other IP.  If 
> that is still a problem, however, there is another approach with 
> mr6.4.1 and upcoming mr6.5.1, where we have topology hiding module 
> enabled (kamailio.lb.topos.enable in config.yml). Rather experimental 
> but also worth trying if you have an issue with Audiocodes.
> Andrew
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