[OpenSIPS-Users] Topology_Hiding adding extra VIA header

[Răzvan Crainea]

Hi, Sammy!

What errors is the topo hiding function logging?

Best regards,

Răzvan Crainea
OpenSIPS Solutions
www.opensips-solutions.com

On 11/15/2016 07:19 PM, SamyGo wrote:
> Hi Razvan,
>
> I just noticed that since Topo hiding function gives error, the calls 
> using this do not show any changes in CallID or Contact or any other 
> details , seems like topohiding is not doing it's job for such calls 
> anymore. !
>
> Kindly let me know of anything further required to get this resolved.
>
> Thanks,
> Sammy.
>
>
>
> On Mon, Nov 14, 2016 at 1:30 PM, SamyGo <govoiper at gmail.com 
> <mailto:govoiper at gmail.com>> wrote:
>
>     Hi Razvan,
>
>
>     Here is the requested data.
>
>
>     *INITIAL INVITE:
>     *Via: SIP/2.0/TLS
>     123.123.212.123:5061;branch=z9hG4bK442.8373b213.0;i=35f5
>
>     *
>     *
>     *200 OK from the B party as received by OpenSIPS:
>     *
>     Via: SIP/2.0/TLS 118.151.101.64:5061;branch=z9hG4bK442.9a584727.0;i=11
>
>
>     *200 OK as sent out by OpenSIPS:
>     *
>     Via: SIP/2.0/TLS
>     123.123.212.123:5061;received=123.123.212.123;rport=48664;branch=z9hG4bK442.8373b213.0;i=35f5
>     Via: SIP/2.0/TLS
>     123.123.212.123:5061;received=123.123.212.123;rport=48664;branch=z9hG4bK442.8373b213.0;i=35f5
>
>
>     Here is the portion of debug log where the destination Answers the
>     call and topology Hiding restore VIA twice.
>
>     http://pastebin.com/z7pt7cwM
>
>
>     Thanks for your response and time looking at this for me.
>
>
>     Regards,
>     Sammy.
>
>
>     On Nov 14, 2016 3:49 AM, "Răzvan Crainea" <razvan at opensips.org
>     <mailto:razvan at opensips.org>> wrote:
>
>         Hi, Samy!
>
>         Can you post on pastebin debugging logs related to this call?
>         Also, can you also post the Via headers of the initial INVITE
>         and for the 200 OK received by OpenSIPS?
>
>         Best regards,
>
>         Răzvan Crainea
>         OpenSIPS Solutions
>         www.opensips-solutions.com <http://www.opensips-solutions.com>
>
>         On 11/12/2016 12:33 AM, SamyGo wrote:
>>         Hi,
>>
>>         I'm using OpenSIPS 2.2.1 version and I'm facing a weird
>>         situation where OpenSIPS is adding a duplicated VIA header to
>>         the 200 OK, This only happens when I've topology_hiding()
>>         engaged into the call.
>>
>>         The scenario is very simple; two users making call to each
>>         other on the same OpenSIPS but with topology_hiding(). As a
>>         consequence of this double VIA the caller device doesn't
>>         trigger the ACK and hence we don't get media stream
>>         established between devices.
>>
>>
>>         *WITH TOPOLOGYHIDING:*
>>         SIP/2.0 200 OK
>>         Via: SIP/2.0/TLS
>>         10.1.10.51:59231;received=7X.XX.XX.X7;rport=59231;branch=z9hG4bK-607165482-63
>>         Via: SIP/2.0/TLS
>>         10.1.10.51:59231;received=7X.XX.XX.X7;rport=59231;branch=z9hG4bK-607165482-63
>>         CSeq: 1 INVITE
>>         ...
>>
>>         *WITHOUT TOPOHIDING:
>>         *
>>         SIP/2.0 200 OK
>>         Via: SIP/2.0/TLS
>>         10.1.10.51:59223;received=7X.XX.XX.X7;rport=59223;branch=z9hG4bK-607166212-58
>>         CSeq: 1 INVITE
>>
>>
>>         The only difference between the two scenarios is the function
>>         topology_hiding(); is commented out.
>>
>>         It seems like a bug to me, can anyone guide me here validate
>>         this.
>>         *
>>         OpenSIPS Version:*
>>         version: opensips 2.2.1 (x86_64/linux)
>>         flags: STATS: On, DISABLE_NAGLE, USE_MCAST, SHM_MMAP,
>>         PKG_MALLOC, F_MALLOC, FAST_LOCK-ADAPTIVE_WAIT
>>         ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144,
>>         MAX_LISTEN 16, MAX_URI_SIZE 1024, BUF_SIZE 65535
>>         poll method support: poll, epoll_lt, epoll_et, sigio_rt, select.
>>         git revision: 68ace2e
>>         main.c compiled on 18:34:37 Sep 28 2016 with gcc 4.8
>>
>>
>>         Thanks,
>>         Sammy
>>
>>
>>
>>
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