Wi-Fi的下一步

The Next Step Take for Wi-Fi

当前在技术上,Wi-Fi主要面临易用性、安全性、移动性和网络管理等四个方面的挑战;同时在经营方面Wi-Fi也面临更大的挑战。为提高易用性,Wi-Fi应当提供用户友好的建立方法和安全的热点签约方法;提高WLAN的安全性势在必行,目前IEEE802.11主要在802.1x标准和802.11i两方面下功夫,VPN也是解决Wi-Fi安全的一种方法;为保证时时在线连接性,可以采用移动IP加上端到端安全方案(如VPN);Wi-Fi的网络管理目前面临着信号强度管理、干扰管理和无赖AP的管理等多方面的挑战。

Wi-Fi is facing techological challenges in sim ple user in terface,security,mobili ty and network man agem ent,especially in business op era tion.To facil-itate ease of use,a user-fr iendly set-up ap proach and secure contracting method is necessary for Wi-Fi sys-tem.IEEE802.1x,802.11i and VPN are used for Wi-Fi security .To en sure real-time on-line con nec-tivity,mo bile IP plus end-to-en d se curity solu tion(such as VPN)can be used.Wi-Fi network manage-ment i s challenged by signal in tensity man age ment,interference man agement,and Ro gue AP man agement.The wireless broad band business is not inspiring in the US .