[OpenSIPS-Users] Incorrect tls port

Bogdan-Andrei Iancu bogdan at opensips.org
Mon Jan 3 15:59:38 UTC 2022


Hello Sergey,

Could you provide a SIP capture (and calling scenario) to underline the 
issue you have ?

Best regards,

Bogdan-Andrei Iancu

OpenSIPS Founder and Developer
   https://www.opensips-solutions.com
OpenSIPS eBootcamp 2021
   https://opensips.org/training/OpenSIPS_eBootcamp_2021/

On 12/30/21 2:50 PM, Sergey Pisanko wrote:
> Hello!
>
> I try to realize the next scenario with UAs, Opensips-2.4 and Asterisk.
> UAs are registered onto Asterisk through Opensips and also - on 
> Opensips if the 200 OK is came back from Asterisk.
> Calls between UAs are relayed to Asterisk by Opensips.
> This scenario works fine with udp. But it needs to do with tls. And 
> here I have the problem. What happens.
> Unlike udp, tcp cannot listen its port and create clients connection 
> at the same time. Opensips listens tls port for clients connection
> whereas it creates dynamic tcp port to connect to Asterisk. As a 
> result, I see that port in Record-Route header in 200 OK addressed to 
> caller.
> Thus, callers ACK comes to that dynamic port instead of Opensips 
> listened port and Opensips dropped it.
> And question is how to force Opensips to put right port for caller?
>
> Regards,
> Serhii Pysanko.
>
>
>
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