Date Added: Jan 2012
A generally the wireless networks have been widely developed Compared with wired network and the wireless communication removes the restriction of wired connections, as well as support to ubiquitous access to the Internet. One of successful wireless networks architecture is WiFi (Wireless Fidelity) which is based on a serial standard of IEEE 802.11 and it is very popular in providing different data services. Integrated WiFi network is a great potential for the future due to the high data transport capacity of WiFi. In a university campus environment, e.g., WiFi can be used for supporting indoor high speed data applications and WiFi can be used inside a train for passengers to access various services.