Unified Communications
Hot Issue & FAQ
Here we would discuss the hot issues occur in the recent time or recent firmware release.
- ★ Voice Quality or No Audio Problem after the Call Passed IVR or after the Call Entered to Queue
- ★ Auto Provisioning Failure since October due to the Expired Let's Encrypt ISRG Root X1 CA Cert on Yealink Phone
- ★ No Audio or One-audio - SIP Incoming Call Forwarding to External Number via SIP trunk
- ★ Why No App Shown in the App Center?
- ★ No Audio or One Way Audio after Transfer or Forwarding
- ★ Abnormal Web Page Displays after Firmware Upgrade
- ★ TG and TA Upgrade Important Note
- DID pattern not takes effect in Inbound Route
- analog issue collection
- linkus issue collection
- feature failure issue collection
- audio issue collection
- banner redirect
- Editor Recommended
- Gmail Email Sent Failure on Yeastar from May 30, 2022
- Web GUI Does not Display the Scroll Bar
- How to Enable Flash Player for MySMS on Google Chrome after 2021 Jan.
- Log Capture Advice
- 2 Call Parking Callers Connected Incidentally
- Low Voice Volume after Linkus Android Upgraded to Version 4.0.7
- Microsoft Teams&Yeastar PBX Integration Solution - FAQ
- Fanvil IP Phone Shows "Upgrade Failed!" Periodically
- Sectigo's USERTrust RSA CA is not accepted by Yealink Phones in V84 and below versions
- API Hot Issues & FAQ
- Fanvil Video Phone Call Hangup Immediately when Answered after PBX Upgraded to X.13.0.30
- Fanvil IP Phone Shows Internal Error after Provisioning by PBX Version X.13.0.30
- Fax to PDF 0 byte after Upgrade to Version X.13.0.30
- FAQ in March 2020
- How to Recover TGv2 Device if I Upload Mismatch Firmware?
- Fail to Login the PBX Web Interface
- ★ Voice Quality or No Audio Problem after the Call Passed IVR or after the Call Entered to Queue
- ★ Auto Provisioning Failure since October due to the Expired Let's Encrypt ISRG Root X1 CA Cert on Yealink Phone
- ★ No Audio or One-audio - SIP Incoming Call Forwarding to External Number via SIP trunk
- ★ Why No App Shown in the App Center?
- ★ No Audio or One Way Audio after Transfer or Forwarding
- ★ Abnormal Web Page Displays after Firmware Upgrade
- ★ TG and TA Upgrade Important Note
- DID pattern not takes effect in Inbound Route
- analog issue collection
- linkus issue collection
- feature failure issue collection
- audio issue collection
- banner redirect
- Editor Recommended
- Gmail Email Sent Failure on Yeastar from May 30, 2022
- Web GUI Does not Display the Scroll Bar
- How to Enable Flash Player for MySMS on Google Chrome after 2021 Jan.
- Log Capture Advice
- 2 Call Parking Callers Connected Incidentally
- Low Voice Volume after Linkus Android Upgraded to Version 4.0.7
- Microsoft Teams&Yeastar PBX Integration Solution - FAQ
- Fanvil IP Phone Shows "Upgrade Failed!" Periodically
- Sectigo's USERTrust RSA CA is not accepted by Yealink Phones in V84 and below versions
- API Hot Issues & FAQ
- Fanvil Video Phone Call Hangup Immediately when Answered after PBX Upgraded to X.13.0.30
- Fanvil IP Phone Shows Internal Error after Provisioning by PBX Version X.13.0.30
- Fax to PDF 0 byte after Upgrade to Version X.13.0.30
- FAQ in March 2020
- How to Recover TGv2 Device if I Upload Mismatch Firmware?
- Fail to Login the PBX Web Interface