- Please replace the Ethernet cable with a CAT-6 cable first
- In case you’re skipping to the next line because replacing the cable takes >5 minutes, please go ahead. If not, go back to #1
- what’s the relevant network section output of
inxi --admin --verbosity=7 --filter --no-hostbefore and after the issue happens? - Does turning off Ethernet auto-negotiation and fixing the network speed to HD (Half Duplex, not High Definition) help?
P.S. @greenizgood Are the above steps less obnoxious than the way I asked you originally? 
