Overheating problems are only apparent with using gigabit ethernet, and there is a fix coming for it soon (free except for shipping) and will be fitted to all devices as of August
http://www.globalscaletechnologies.com/news.aspxBut given the lack of progress with endian 2.4 stability, I have had to develop my own solution. atm it is based on debian but I will move it to fedora probably after 14 is released or when the arm support becomes better (it's not bad at the moment)