Optimize Your Wi-Fi Network with Mac's Hidden Diagnostic Tool [Wi-Fi]
OS X: Want to know how good your Wi-Fi network really is? If you have OS X 10.7 or above (Lion or Mountain Lion), a handy but hidden built-in utility can monitor your network's performance and show your network's signal strength. More »


from Lifehacker http://lifehacker.com/5931280/optimize-your-wi+fi-network-with-macs-hidden-di...
