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Yeastar Phone System & Gateways
Yeaster Troubleshooting and other related Defects.
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Articles
Abnormal Web Page Displays after Firmware Upgrade
Symptom It's odd that after a firmware upgrade or App installation, the web GUI display...
Callback Failure when using SIP Trunk on S-Series
Symptom For example, if your callback target caller ID is 11111222223. 1 - If the SIP trunk...
Common Causes for Linkus Voice issue
Environment PBX firmware version: 30.10.0.17 Android client version: 2.0.19 iOS client...
GSM Registration Failure
Symptom Unregistered, Disconnect, Failed state on the web interface. Checklist 1. GSM...
How to add FXS extensions?
The number of FXS extensions (analog extensions) is determined by the number of S2 modules (one...
IP to Port Call Failure when Using VoIP or Account Trunk
Symptom This issue mainly occurs on gateways products including TA, TB, TE, TG series. And the...
Network Interface Failure
Symptom: Network interface LED could be off or on, but ping failed. Checklist: Check firewall...
No Audio or One Way Audio after Transfer or Forwarding
Symptom When you perform the attended-transfer(particularly the SIP REFER method) by the...
Why No App Shown in the App Center?
Symptom When you enter the App center menu, you could only find the pre-installed apps. But...
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