Wireless network is rapidly developing and popularizing, and for enterprises, it is becoming more and more important. But if ever you managed or arranged a large-scale wireless local area network (WLAN), you should know that it is such a complicated and knotty work. Usually, we need a lot of tools to help analyze and solve the key problems on Wi-Fi performance. And Ekahau Site Survey (ESS for short, AKA: Site Survey & Planner) is the best WiFi management solution among similar software.