Wifi

I recently found this hidden/undocumented tool (at least not in Network Preferences) in OSX while trying to debug some wireless connectivity issues at the house. Most modern Linux distributions already come with a few of these tools to do monitoring, watching when the network drops, or just monitoring signal vs noise ratio. I wont go into the detail of how to do that with Linux (perhaps another blog topic). If you want to checkout the Linux side, you might want to start here . ...