Computer Network and Wireless Networking

Abstract

The communication is bringing fundamental changes to data networking and telecommunications. Broadband wireless networks, wireless LAN, mobile radio networks and cellular system, combine to produce mobile computing and communication anywhere .This paper present an overview of wireless networking with emphasis on most standard: such as Bluetooth and wifi, cellular networks. The Main example of wireless Communication is Bluetooth, WiFi. The paper is also advances some of the major security risks that wireless network face. Computer network are made up of interconnected computer devices which communicate with each other and these networks are categorized by theirs sizes.