[SR-Users] Kamailio as MS-Teams SBC

Pepelux pepeluxx at gmail.com
Fri Jan 29 11:05:15 CET 2021


I think Teams doesn't send REFER messages. Transfers are managed directly
by Teams. When you transfer a call you can send to a Team user instead to a
SIP extension.

Regards

On Fri, 29 Jan 2021 at 10:55, Davide Zanichelli <dav.zanichelli at gmail.com>
wrote:

> Hello
>
> Now inbound and outbound works as expected!
> But i have a issue during the call transfer.
>
>
> transfer fail and i dont receive REFER from Teams
>
> Does someone know how to manage re invite and refer with Teams ?
>
> Any advice are welcome
> Thanks you
>
> Il giorno mer 27 gen 2021 alle 09:07 Davide Zanichelli <
> dav.zanichelli at gmail.com> ha scritto:
>
>> Hello
>>
>> im still having trouble with ack and bye ...
>>
>> in inbound call my teams client stuck in "calling"
>>
>> and seems that dont like my ack
>>
>>
>> ====================
>> tag: snd
>> pid: 131292
>> process: 6
>> time: 1611683788.220244
>> date: Tue Jan 26 17:56:28 2021
>> proto: tls ipv4
>> srcip: 69.172.96.197
>> srcport: 5061
>> dstip: 52.114.75.24
>> dstport: 5061
>> ~~~~~~~~~~~~~~~~~~~~
>> ACK sip:+1010 at sip.pstnhub.microsoft.com:5061;transport=tls SIP/2.0
>> Record-Route: <sip:kml.call2teams.io:5061
>> ;transport=tls;r2=on;ftag=DKU70jvS4K86p;lr>
>> Via: SIP/2.0/TLS 69.172.96.197:5061
>> ;branch=z9hG4bKaf91.b6d38c1afb72b2dd4847cc3f7d99d698.0
>> v:SIP/2.0/UDP
>> 185.132.68.116;received=185.132.68.116;rport=5060;branch=z9hG4bKZXc92a9KDyUFg
>> Max-Forwards:69
>> f:"Davide Zanichelli"<sip:3454558075 at 185.132.68.116>;tag=DKU70jvS4K86p
>> t:<sip:+1010 at sip.pstnhub.microsoft.com:5061
>> >;tag=25f6b5d613cb478aa1d495a391860101
>> i:9493b287-a2f6-4891-859c-231994af46d6
>> CSeq:31288100 ACK
>>
>> m:<sip:mod_sofia at 185.132.68.116:5060>
>> l:0
>>
>>
>>
>> Il giorno gio 21 gen 2021 alle ore 09:18 Davide Zanichelli <
>> dav.zanichelli at gmail.com> ha scritto:
>>
>>> Hello
>>> i dont understand why teams reply me 481 !!!
>>>
>>> Thanks
>>> davide
>>>
>>> ||||||||||||||||||||
>>> ====================
>>> tag: snd
>>> pid: 102385
>>> process: 6
>>> time: 1611216424.610918
>>> date: Thu Jan 21 08:07:04 2021
>>> proto: tls ipv4
>>> srcip: 69.172.96.197
>>> srcport: 5061
>>> dstip: 52.114.75.24
>>> dstport: 5061
>>> ~~~~~~~~~~~~~~~~~~~~
>>> BYE sip:+1010 at sip.pstnhub.microsoft.com:5061;transport=tls SIP/2.0
>>> Record-Route: <sip:kml.call2teams.io:5061
>>> ;transport=tls;r2=on;ftag=7NFv9B0B3K6QB;lr>
>>> Record-Route: <sip:69.172.96.197:5060;r2=on;ftag=7NFv9B0B3K6QB;lr>
>>> Via: SIP/2.0/TLS 69.172.96.197:5061
>>> ;branch=z9hG4bK02e5.5f6af95bad6e683b84ebf07b31a7755f.0
>>> v:SIP/2.0/UDP
>>> 185.132.68.116;received=185.132.68.116;rport=5060;branch=z9hG4bK9j0gNmmXj9Q6D
>>> Max-Forwards:69
>>> f:"Davide Zanichelli"<sip:3454558075 at 185.132.68.116>;tag=7NFv9B0B3K6QB
>>> t:<sip:+1010 at sip.pstnhub.microsoft.com:5061
>>> ;user=phone>;tag=da13ee6f8a0f4277b597fa9fd40a783f
>>> i:781214b3-d662-1239-fc81-9259e6a86632
>>> CSeq:31054416 BYE
>>> User-Agent:FreeSWITCH-mod_sofia/1.6.20~64bit
>>>
>>> Allow:INVITE,ACK,BYE,CANCEL,OPTIONS,MESSAGE,INFO,UPDATE,REGISTER,REFER,PRACK,NOTIFY,PUBLISH,SUBSCRIBE
>>> k:precondition,100rel,path,replaces
>>> Reason:Q.850;cause=16;text="NORMAL_CLEARING"
>>> l:0
>>>
>>> ||||||||||||||||||||
>>> ====================
>>> tag: rcv
>>> pid: 102417
>>> process: 38
>>> time: 1611216424.629297
>>> date: Thu Jan 21 08:07:04 2021
>>> proto: tls ipv4
>>> srcip: 52.114.75.24
>>> srcport: 5061
>>> dstip: 69.172.96.197
>>> dstport: 5061
>>> ~~~~~~~~~~~~~~~~~~~~
>>> SIP/2.0 481 Call Leg/Transaction Does Not Exist
>>> FROM: "Davide Zanichelli"<sip:3454558075 at 185.132.68.116
>>> >;tag=7NFv9B0B3K6QB
>>> TO: <sip:+1010 at sip.pstnhub.microsoft.com:5061
>>> ;user=phone>;tag=da13ee6f8a0f4277b597fa9fd40a783f
>>> CSEQ: 31054416 BYE
>>> CALL-ID: 781214b3-d662-1239-fc81-9259e6a86632
>>> VIA: SIP/2.0/TLS 69.172.96.197:5061;branch=z9hG4bK02e5.5f6af95bad6e683b84ebf07b31a7755f.0,SIP/2.0/UDP
>>> 185.132.68.116;received=185.132.68.116;branch=z9hG4bK9j0gNmmXj9Q6D;rport=5060
>>> REASON: Q.850;cause=95;text="90301fea-2875-4a99-b6f0-25e35ff07710;Call
>>> leg unavailable"
>>> CONTENT-LENGTH: 0
>>> ALLOW: INVITE,ACK,OPTIONS,CANCEL,BYE,NOTIFY
>>> SERVER: Microsoft.PSTNHub.SIPProxy v.2021.1.15.7 i.EUWE.8
>>>
>>> Il giorno mer 20 gen 2021 alle ore 18:03 Richard Fuchs <
>>> rfuchs at sipwise.com> ha scritto:
>>>
>>>> On 19/01/2021 07.11, Daniel-Constantin Mierla wrote:
>>>> > Hello,
>>>> >
>>>> > I built rtpengine deb packages for debian just a few days ago and all
>>>> > went fine. I used the file mr8.5.1.5.tar.gz from the github releases
>>>> > of rtpengine project.
>>>> >
>>>> > However, I noticed that some past releases fail to build because of
>>>> > the tests. I had to edit a bit the Makefile to disable the tests
>>>> target.
>>>>
>>>> If some of the tests are causing a problem, you can let me know and
>>>> I'll
>>>> see if they can be defused to make things work for everybody.
>>>>
>>>> Cheers
>>>>
>>>>
>>>> _______________________________________________
>>>> Kamailio (SER) - Users Mailing List
>>>> sr-users at lists.kamailio.org
>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>>
>>> _______________________________________________
> Kamailio (SER) - Users Mailing List
> sr-users at lists.kamailio.org
> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>
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