This article is a reworked and updated version of the Ubuntu Router Project by atom-goldsmith Thanks for your work and efforts which inspired me of replacing my AVM/TP Link Routers with a WAN Router based on Ubuntu Server and use the TP-Links just as an access point. Hardware: I used an ODROID H4+ which has 2xIntel 226v Network cards (2x2.5 Gbits) and 16GB RAM / Alder Lake N97 Processor (see hints to intel 226 at the end of this article if using powertop --auto-tune to save energy cost). If h...