Intermittently, only on my data drive, a Samsung EVO 860 SATA SSD, I'm getting the error: "The semaphore timeout period has expired". I also sometimes get the error: "The specified I/O operation on ...
Sounds like a driver or TCP/IP Stack is screwed up. I would guess that maybe DHCP is running 2 times or more on the same interface? Remove the card from Device manager and re-add would be my guess..