[OpenSIPS-Users] Topology_hiding took down my carrier's switch

Bogdan-Andrei Iancu bogdan at opensips.org
Thu Jul 17 14:53:38 UTC 2025


Hi,

The only thing you can do is (1) ask the carrier for an example of such 
bogus dialog and (2) investigate the SIP traffic to be sure that the BYE 
exchange with the carrier was correctly done...

Regards,

Bogdan-Andrei Iancu

OpenSIPS Founder and Developer
   https://www.opensips-solutions.com
   https://www.siphub.com

On 27.06.2025 00:57, Federico Alves wrote:
> So far my engineers use topology_hiding(), and the CallID from the 
> client was passing forward to the carrrier. So we switched to 
> topology_hiding("C") and worked as expected but the carrier's switch 
> collapsed after a while. They say that we leave many dialogs open thar 
> never close. Other than that, th3 calls work fine for us.
> What are my engineers doing wrong?
>
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