Making Raspberry Pi Wifi connection more robust
While I am adding more and more nodes to my custom Raspberry Pi based home automation system (more on that in future posts), I've seen most nodes having a pretty stable wireless connection. The Pi in my garage that is controlling the motorized garage doors for example has an uptime of about 500 days now without any issues. However, recently one of the Pi's connection became a bit flaky. The setup: A Raspberry Pi 2 Model B with an Edimax Wifi USB dongle. I am using these dongles for most of my Raspberry Pi devices, and had no issues. When researching (and by that, I mean googling ;) ) I found a surprising number of topics where people report having issues with the Pi not reconnecting when a Wifi connection is dropped. One solution I found involved rebooting the Pi when it notices that it has lost Internet connection. I find that a little bit drastic, but maybe something that can be done if all else fails. However, I also do not want to have all my Raspberry Pi devices i...