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/Q4: Why can't I hear the dial-tone and call will be hung up automatically after 30s when call the line number?

Q4: Why can't I hear the dial-tone and call will be hung up automatically after 30s when call the line number?

Oct 12, 2023

1. If the phone line is analog, check whether the analog line is working, if not, please contact the operator or local IT.

2. If the phone line is analog, maybe the FXO port is damaged, please contact us for repair.

3. If the phone line is analog, check whether the FXO’s inbound route is correct.

4. If the phone line is analog and there may be problems with the FXO software version. Please contact us for upgrading.

5. If the phone line is SIP, maybe the SIP operator didn’t configure correctly. Please contact the operator.

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