[OpenSIPS-Users] Problem in sending outbound SIP messages via TLS

Nachiket Tarate tarate.nachiket at gmail.com
Mon Sep 1 10:05:04 CEST 2008


Bogdan,

I tried the same configurations but got the same results.

Thanks,
NT

On Sun, Aug 31, 2008 at 4:40 AM, Bogdan-Andrei Iancu <bogdan at voice-system.ro
> wrote:

> Hi,
>
> have you tried with:
>
> tls_verify_server = 0
> tls_verify_client = 0
> tls_require_client_certificate = 0
>
> Regards,
> Bogdan
>
> Nachiket Tarate wrote:
>
>>
>> Hi,
>>
>> I am currently trying to make Secure RTP calls between my SIP client and
>> the eyeBeam. When eyeBeam is configured for encrypted calls, it uses Secure
>> RTP for media and TLS for SIP signalling.
>>
>> I have configured the OpenSIPs server with TLS support.
>>
>> The scenario is as shown below:
>>
>>
>>  ----------------    UDP      ------------------    TLS    -------------
>> |  My SIP Client |  <----->  |  OpenSIPs Server | <-----> | eyeBeam 1.5 |
>>  ----------------             ------------------           -------------
>>  Linux Machine                Linux Machine             Widows XP machine
>>
>> When a call is made from eyeBeam to My SIP client the call gets
>> established properly and the OpenSIPs server acts as a gateway.
>>
>> But when a call is made from My SIP client to eyeBeam the OpenSIPs returns
>> the *477 Send failed* response to My SIP client.
>>
>> By enabling the debug informaiton on OpenSIPs server, I found that it
>> couldn't do TLS handshake with the eyeBeam and so couldn't send the SIP
>> Request from My SIP client to the eyeBeam.
>>
>> In brief the OpenSIPs server can accept the inbound messages via TLS but
>> *it can't send outbound messages via TLS*.
>>
>> Can anybody help me to resolve this problem? Please see my opensips.cfg
>> file and OpenSIPs server logs attached with this mail.
>>
>> Thanks,
>> NT
>>
>> ------------------------------------------------------------------------
>>
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>
>
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