Programming and Using the Arduino Ethernet Board
Find the article at: http://startingelectronics.org/articles/arduino/arduino-ethernet-board/
Using the USB2SERIAL board to program the Arduino Ethernet board. The video also shows a comparison of the Arduino Ethernet board with the Arduino Uno and Ethernet shield, as well as the Arduino Ethernet board powered from an external power supply.
Gauge example from Arduino web server tutorial: http://startingelectronics.org/tutorials/arduino/ethernet-shield-web-server-tutorial/SD-card-gauge/"