Plipbox is an device that allows to connect Amiga’s via Ethernet to your local network. The device uses an Arduino and connects to the parallel port. Changes in this version: Automatic MAC address. Automatic connection to Ethernet module. Improved parallel line protocol. Added: Full duplex Ethernet, flow control and an error log system.
Website: http://lallafa.de/blog/amiga-projects/plipbox/
Source: http://www.richardlagendijk.nl