PPPoE Dialup Fails with Huawei OLT (SmartAX MA5608T)

Dear Senior and Team,

Please help me now I am facing with the Problem of PPPoE Dialup fails.
Now I am using Mirkotik CCR1036-8G-2S+ and Huawei OLT MA5608T.
I already add to Splynx portal Mikrotik and OLT all of the connection is OK.

But we are facing with problem PPPoE Dialup fails at ONU (DHCP IP address is not get).

In Huawei OLT all of the ONU are online.

How to solve this problem, Please help me. Thanks so much Senior and Team.
Best Regards

Screenshot 2023-07-29 at 10.57.37 AM