As we discussed with end customer(K. Chaiyanun +662 648 5958)they confirmed that they can use internet normally and the circuit was normal.
Could you shared us how about the current status at your side ? if you detected abnormality please kindly share us for alarm log or the ping test result.
For this issue LPS didn’t detected abnormality and the testing result is good as we notified to you. Then if you detected abnormality please kindly directly with the end customer(K. Chaiyanun +662 648 5958)