| Wiress Local Area Network(WLAN) is development in 1990s for a network techonlogy,it used wireless transmission technology to support communications between computers. Compared with traditional wired LAN, WLAN have the characteristics of high-speed, flexible, mobility, easy expansion. WLAN is development quickly in recent years,it comes to mainly technology of broadband network.The article descript the main technology and application development of WLAN,how to design and setup a WLAN network are also discussed. The article first introduces the features of WLAN technical, emphasis introduces the IEEE802.11 protocol system. These includes the key technology of physic layer transmission and data link layer.The safety technology of IEEE802.11 is also introduced . The article also descripts WLAN product and it's application development.These includes AP,wirelss network card and the WLAN network topology.It introduces the applications of WLAN in family,tower,hoteland school.at the same time,the article give some constructive suggestions about the WLAN applications.Atlast the article descriptby the produces of WLAN network design and setup by a actual cases of a telecommunication company WLAN network project.The article discussed the technology of setup and design WLAN network. It is a good guide and reference of WLAN technology for individuals,telecom companies. |
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