This seems to help for me (Dell XPS13 2-in-1 7390 , kernel 5.6.15-300.fc32.x86_64) when switching (exact chain of events undetermined) between Dell DA300 (r8152 : Tx status -71) and Dell WD19TB ThunderBolt docking adapters :
https://askubuntu.com/questions/1081128/usb-3-0-ethernet-adapter-not-working-ubuntu-18-04
# echo 0bda:8153:k > /sys/module/usbcore/parameters/quirks
This seems to help for me (Dell XPS13 2-in-1 7390 , kernel 5.6.15- 300.fc32. x86_64) when switching (exact chain of events undetermined) between Dell DA300 (r8152 : Tx status -71) and Dell WD19TB ThunderBolt docking adapters :
https:/ /askubuntu. com/questions/ 1081128/ usb-3-0- ethernet- adapter- not-working- ubuntu- 18-04
# echo 0bda:8153:k > /sys/module/ usbcore/ parameters/ quirks