FibreHome AN5516 OLT Configuration

I have a FibreHome AN5516-04 running VR 3.2 RP0700 that still refuses to come up as a clean Point-to-Point link after days of trial-and-error and even long conversations with ChatGPT. I need a network… (Budget: ₹1500 - ₹12500 INR, Jobs: Electronics, Linux, Network Administration, Network Engineering, Network Monitoring, Network Security, Technical Documentation, Wireless)