E1 Port Detection Failure

This part only applies for the U-Series & TE gateway.

Symptom: There is no E1 trunk could be selected in the inbound or outbound route.

Check List:

1. Check the if any physical damage and contact problem for the E1 interface.
2. Check the LED status of the E1 interface.
3. Try to reset your device if possible. (Note that the settings and CDR data would be erased.)

Log & Packet Capture: 

If you can’t resolve the issue, please submit the following information to Yeastar.

1. Post us the test result of the check list.
2. Dmesg Log (U-Series & Gateway)