Light WiMAX Simulator (LWX or lwx) module is a ns2 802.16 simulation module (IEEE 802.16 and IEEE 802.16j) designed for IEEE 802.16 researchers. The target of LWX is to provide a simple and flexible software architecture with regard to IEEE 802.16 simulator for the researchers. LWX is originally designed and developed by Yen-Hung Chen (pplong), Dept. of Information Management, National Taiwan University of Science and Technology (NTUST), Taipei, Taiwan, Republic of China. All versions of WiMAX modules are freely download for any academic or industrial use under the GNU General Public License. ,Light WiMAX Simulator (LWX or lwx) module is a ns2 802.16 simulation module (IEEE 802.16 and IEEE 802.16j) designed for IEEE 802.16 researchers. The target of LWX is to provide a simple and flexible software architecture with regard to IEEE 802.16 simulator for the researchers. LWX is originally designed and developed by Yen-Hung Chen (pplong), Dept. of Information Management, National Taiwan University of Science and Technology (NTUST), Taipei, Taiwan, Republic of China. All versions of WiMAX modules are freely download for any academic or industrial use under the GNU General Public License.