[SR-Users] topos module - possible bug

[Pete Kelly]

Looks like from last night:

5.0.1+0~20170425013247.36+trusty

On 25 April 2017 at 15:42, Daniel-Constantin Mierla <miconda at gmail.com>
wrote:

> Hello,
>
> to be sure, it is 5.0.1 build from last night or quite recent? There were
> some fixes in the past days to topos module.
>
> Cheers,
> Daniel
>
> On 25.04.17 15:59, Pete Kelly wrote:
>
> Hi Daniel
>
> Sorry for the delayed response to this, the ACK is for a 200OK yes and the
> problem still persists in latest 4.4 and the 5.0.1 nightly build.
>
> I have all DB entries/kam logs/pcap files.
>
> If you check the attached pcap, 192.168.70.70 and 192.168.252.70 are the
> same instance of Kamailio, it is being used to bridge the 2 networks.
>
> Frame 34 shows the 200OK with lots of Record-Route etc, and frame 35 shows
> topos in action.
>
> However the ACK that is relayed in Frame 38 seems to be missing all the
> Route information that was supplied in the 200OK, this causes the ACK to be
> relayed directly to the Contact, breaking the proxy chain.
>
> Pete
>
> On 22 February 2017 at 18:31, Daniel-Constantin Mierla <miconda at gmail.com>
> wrote:
>
>> Hello,
>>
>> is the ACK for 200ok? Or an ack for a negative response?
>>
>> Can you get a pcap for such situation with all messages related to the
>> call?
>>
>> Cheers,
>> Daniel
>>
>> On 22/02/2017 17:20, Pete Kelly wrote:
>>
>> Hi
>>
>> I am using the topos module when bridging 2 networks with Kamailio.
>>
>> The INVITE/200OK part of the transaction is working fine (i.e. the
>> Contact on both sides matches correctly the corresponding network).
>>
>> However when the ACK is sent into Kamailio, instead of realising the next
>> hop is myself and skipping it, Kamailio is sending the ACK directly to
>> itself as a packet, causing the call setup to break.
>>
>> Does anyone have any advice for this situation?
>>
>>
>> _______________________________________________
>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing listsr-users at lists.sip-router.orghttp://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
>> --
>> Daniel-Constantin Mierlawww.twitter.com/miconda -- www.linkedin.com/in/miconda
>> Kamailio Advanced Training - Mar 6-8 (Europe) and Mar 20-22 (USA) - www.asipto.com
>> Kamailio World Conference - May 8-10, 2017 - www.kamailioworld.com
>>
>> --
> Daniel-Constantin Mierlawww.twitter.com/miconda -- www.linkedin.com/in/miconda
>
> Kamailio Advanced Training - May 22-24 (USA) - www.asipto.com
> Kamailio World Conference - May 8-10, 2017 - www.kamailioworld.com
>
>
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