I haven't tried testing in linux yet, but out of curiosity I tried off my phone's hotspot on LTE using my Wi-Fi adapter. 0% packet loss with expected 60-100 ping. So pretty sure it's the ISP (or somewhere after router/modem). I'll contact ISP when I can and see what they can do before buying a...
I have been trying to fix an issue regarding this ping and packet loss. I am on ethernet through powerline, connected to a Router/Modem Netgear C6250. I am on powerline adapters, but the issue still persists while plugged directly into the router, as well as a USB Wi-Fi adapter. Before a few...