Armbianmonitor: http://ix.io/232T on a Sunvell R69 (H2) and a NanoPi Neo (H3) I got these "old known" eth0 Link Up/Down syndrom, but couldnt find a solution in the forum while using the search-engine   armbianmonitor -u System diagnosis information will now be uploaded to Sunvell R69 - Linux sunvell-r69 5.4.0-rc8-sunxi #19.11.3 SMP Wed Nov 27 17:01:29 CET 2019 armv7l armv7l armv7l GNU/Linux :  http://ix.io/232T   NanoPi Neo - Lin