@cadet I'm no expert but I would have looked at the data sheet and measured up to make sure that the hardware are not defective in any way. http://ww1.microchip.com/downloads/en/DeviceDoc/39662c.pdf Or the radio. //Mattias

And be aware of this thread where the ENC module is hanging after a while.. http://forum.mysensors.org/topic/536/problems-with-enc28j60-losing-connection-freezing-using-uipethernet-or-ethershield-read-this

@amoarg69 W5100 is also the Arduino standard Ethernet shield and hence works good with the Arduino standard Ethernet lib. Server/client exemples provided through Arduino IDE for the lib.

@Yveaux thx!