@ArcherC8 I have Ethernet connected to TP router, and that's given me the latency on ping. The main router is set as pass through so TP router would be main and get the public IP from there. The...

Start from AX10000: 1. From GUI internet Speed test, it shows 1G download speed (which is expected) and 24Mbps for upload (which supposed to be same 1G, testing directly with ethernet on main router...