When it suddenly seems as if the wifi is down, it can be a hassle shuffling over to the router and modem, where the strange game of deciphering what blinking lights or no lights or ghostly fading lights might mean. Here’s a project that will announce to all the state of your wifi. From talk2bruce via Instructables:
The Raspberry Pi Internet Monitor is used to provide visual status of a WiFi internet connection. A Raspberry Pi periodically issues Linux ping commands to a set of web sites and based on the results will illuminate different color lamps in an industrial tower lamp mounted on a laser cut case…. The Raspberry Pi Internet Monitor consists of a model B Raspberry Pi, a circuit for controlling the tower lamp, an illuminated switch used to indicate when the monitor is operational and gracefully shut down the Raspberry Pi when pressed, a barrier strip for connecting the circuit board to the tower lamp, and some jacks for connecting power as shown in the “Internet Monitor Wiring Diagram”. Two Python programs are used to monitor the internet connection and control the shutdown switch…
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