Introduction to wireless networks, fundamental to physical, frequency media, radio propagation, modulation and coding, multiplexing, fundamental to computer networks, Wireless Local Area Networks (WLANs), Wireless Personal Area Networks (WPANs), sensor networks, ad hoc routing, Wireless Metropolitans Area Networks (WMANs), cellular networks (1G to 5G), Mobile Internet Protocol (MobileIP), Internet of Thing, wireless network security.