[SR-Users] SEMS with sbc application

[Daniel-Constantin Mierla]

Hello,

if nobody here can provide an hit, maybe you should report the issue to
the sems project:

  - https://github.com/sems-server/sems/issues

Cheers,
Daniel


On 24.01.18 12:17, Mojtaba wrote:
> Hello,
> I have a problem today, It's strange for me.
> Suppose we have this senario:
> uac1------->SEMS(mo profile)------->Kamailio-------->SEMS(mt
> profile)---------->uac2
>
> In above topology, we have two interfaces(intern,extern) for SEMS, and
> just used as SBC (sbc application).
> if i used port=5060 as external port, every things is right and log
> file is like this:
>  [#7fed3f9f9700/32820] [run, udp_trsp.cpp:352] DEBUG: vv M [|] u recvd
> msg via UDP from 89.165.117.125:42411 vv
> --++--
> REGISTER sip:kava.shatel.ir;transport=UDP SIP/2.0
> Via: SIP/2.0/UDP
> 89.165.117.125:42411;branch=z9hG4bK-d8754z-021bd8b61efc7ac0-1---d8754z-
> Max-Forwards: 70
> Contact: <sip:4000@
> 89.165.117.125:42411;rinstance=79011092e56e1a09;transport=UDP>
> To: <sip:4000 at kava.shatel.ir;transport=UDP>
> From: <sip:4000 at kava.shatel.ir;transport=UDP>;tag=82820e1f
> Call-ID: Y2U4YThiYjEwNTUzMzliZTIwNWZkMDI3MTM4OTZlNWU.
> CSeq: 2 REGISTER
> Expires: 3600
> Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS,
> INFO, SUBSCRIBE
> Supported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri
> User-Agent: Z 3.3.25608 r25552
> Allow-Events: presence, kpml
> Content-Length: 0
>
> but when i  changed port=4080 for external port, The Via header and
> contact header are changed to my public ip, like this:
>
>  [#7fed3f9f9700/32820] [run, udp_trsp.cpp:352] DEBUG: vv M [|] u recvd
> msg via UDP from 89.165.117.125:42411 vv
> --++--
> REGISTER sip:kava.shatel.ir;transport=UDP SIP/2.0
> Via: SIP/2.0/UDP
> 172.1.1.125:42411;branch=z9hG4bK-d8754z-021bd8b61efc7ac0-1---d8754z-
> Max-Forwards: 70
> Contact: <sip:4000 at 172.1.1.125:42411;rinstance=79011092e56e1a09;transport=UDP>
> To: <sip:4000 at kava.shatel.ir;transport=UDP>
> From: <sip:4000 at kava.shatel.ir;transport=UDP>;tag=82820e1f
> Call-ID: Y2U4YThiYjEwNTUzMzliZTIwNWZkMDI3MTM4OTZlNWU.
> CSeq: 2 REGISTER
> Expires: 3600
> Allow: INVITE, ACK, CANCEL, BYE, NOTIFY, REFER, MESSAGE, OPTIONS,
> INFO, SUBSCRIBE
> Supported: replaces, norefersub, extended-refer, timer, X-cisco-serviceuri
> User-Agent: Z 3.3.25608 r25552
> Allow-Events: presence, kpml
> Content-Length: 0
> Why my public ip address is there here? I just changed external
> port=4080 in sems server. In SDP protocol i have the same problem when
> i changed external ip port in sems server.
>
> Thanks.
> --Mojtaba Esfandiari.S
>
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-- 
Daniel-Constantin Mierla
www.twitter.com/miconda -- www.linkedin.com/in/miconda
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