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  1. Sending Fax Failed

    One of our prividers recomended using the G711 protocol as fax protocol In the configuration of the 3CX it looks like they are supporting the G711 protocol as Fax protocol as well. Many Thanks

  2. Sending Fax Failed

    One of our provides supports the T.38 protocol Is it necessary to support the T.38 protocol?

  3. Sending Fax Failed

    Hello, we have a selfhosted 3CX Phonesystem V. 18.0 (Build 461) the SIP-Trunks are registered and telephoning is possible. Now we have the issue that even if we don't want to send a fax, we can't receive any either. We followed the instruction of configuration where the faxnumber is set as...

  4. Not Showing Android Contacts in 3CX App

    That would be the last option I would take, because there are round about 30 mobile phones with that issue of not showing the contacts after the fisttime decline. I had the hope to clear that without calling the phones from our customer back, to reinstall the apps. But we will try that.

  5. Not Showing Android Contacts in 3CX App

    Hi Nick, Thank you for responding. I have done that. I got to settings and set the permissions for the 3CX App on Android, but that hadn't fixed it. Even I remove the permisson afterwards and go back to the 3CX App again and enable the permission for the contacts that way, no contacts from...

  6. Not Showing Android Contacts in 3CX App

    Hello, maybe you have some ideas why the contacts are not working correctly or even at all in the app and how to fix it. The following mobile phones are in use: Phone Model: Samsung A32 5G Android Version: Android 11 App Version: 18.0.9.98 3CX PBX Version: 18.0 (Build 314) / Debian...
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