The major aim of this book is to analyze the performance of the protocol in different scenarios and to become able to check the performance in terms of reliability in real time. Received Signal Strength Indicator (RSSI), the packet received ratio and energy consumption rate. All these parameters will be examined in both outdoor and indoor scenarios to verify the wireless protocol¿s performance. The emulator gives a graphic user interface that allows to user to draw and take the figure of the performance from every term, and it became friendly to user and easy to the work.