Inbound call dropped - no quality report available

A.Takacs

Bronze Partner
Joined
Apr 20, 2020
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We are having a recurrent issue with inbound calls (and only inbound) being dropped after a few seconds

A typical example here

Screenshot 2025-08-06 153359.png



The call is being answered on ext 26, they talk for a few seconds and seemingly the call is closed by the 3CX (the SIP provider sees a BYE message). The user did NOT hang up for sure.

Then the call is repeated and everything goes as expected. This happens on approx 2-3% of inbound calls and is obviously unsettling.

I have enabled the call monitoring for all extensions but no report is available for this specific call...

Any insight / suggestion most welcome.
 
Hi,

If this happens every day or two, running debug log for few days might help trace it.

Is this just to one extension? Any chance their IP phone is failing, maybe a bad button and nothing more. Or connectivity issue to their IP/Soft phone causing the call to drop?

Best,
KS.
 
Hi

Thanks for follow up - it is happening with any phone, seemingly randomly. I have enabled debug logs and obviously no incident since :)
 
Well, hopefully the debug log scared the problem away :) If you do capture an incident, hopefully we will se the cause.
 

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