Re: [Linphone-developers] Linphone over TLS problem: SSL ERROR ZERO RETURN - SHUTDOWN

[Prasd D]

Can you put down a screenshot of your settings used for OpenSIPs ?
OpenSIPs TLS works fine with other clients, so it may not be issue with it.

Linphone's GUI and interface needs a huge improvement, and problem may
lie there also.

On 6/25/12, IVAN FERNANDEZ <address@hidden> wrote:
> Hi,
>
> I've got news about this one...
>
> I've created a linphone account to test my clients against
> sip.linphone.organd with the clients registered wit this account the
> problem disappears...!!
>
> Looks clear now that the problem is in the server (OpenSIPS)... Anyone has
> got similar problem with the TLS connection between Linphone and OpenSIPS?
>
> Thanks in advance...
>
> IvánF
>
> 2012/6/21 IVAN FERNANDEZ <address@hidden>
>
>> Hi,
>>
>> I'm testing both versions of Linphone, Android and iPhone (Linphone 1.1.2
>> on iPhone 4 iOS 5.1.1 and Linphone 1.2.2 on Android 4.0.2) with TLS
>> transport enabled.
>>
>> Registering both clients against OpenSIPS server works, and the clients
>> remains connected for a while, but, eventually (about 3 minutes), the TLS
>> connection becomes closed suddently with the following message on the
>> console:
>>
>> ...
>>
>> 2012-06-21 13:40:15.277 AlisysPhone[3675:590b] keep alive: 178
>>
>> 2012-06-21 13:40:15.285 AlisysPhone[3675:590b] eXosip: Reseting timer to
>> 10s before waking up!
>>
>> 2012-06-21 13:40:15.290 AlisysPhone[3675:590b] SSL ERROR ZERO RETURN -
>> SHUTDOWN
>> 2012-06-21 13:40:15.295 AlisysPhone[3675:590b] TLS closed
>> ...
>>
>> On the opensips console doesn't shows any associated message to this
>> shutdown, so I' suspect that the problem is on the client.
>>
>> Despite of that, cause background mode is enabled on the clients, the
>> linphone's keepalive mechanism is able to "wake up" and re-register the
>> client on the server, but this only can be done with a frecuency of 600
>> seconds or more (apple's limitation...)
>>
>> Could be the SSL session timeout causing the problem? Is there a way to
>> trace the SSL session data from linphone core?
>>
>> I've been methods like SSL_SESSION_set_timeout() on ssl.h file that could
>> be the solution but I don't know how invocate them...
>>
>> Any clues?
>>
>> Thanks in advanced...
>> Regards
>>
>


-- 
Thanks,
Prasd