Hello
Thank you for your question and reaching out. I can understand you are having query\issues related to Ethernet throughput goes to 0kbps.
- Disable any Antivirus program or Windows firewall you may have for temporary purpose.
- Update Ethernet or LAN card drivers from Vendor website
- Try to disable IPV6 from TCP\IP Properties.
- Try to Replace LAN cable to different Switch or Router port and also Reboot Router or Access Point.
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