September 27, 2010
Over 600 Cisco customers participated in an online survey about wireless RF interference and wireless network usage. The survey results confirmed that RF interference is affecting wireless network performance for a majority of companies. It also confirmed that the majority of companies now consider all or part of their wireless network to be mission-critical. With more companies relying on the wireless network for vital business functions, it is clear that minimizing the impact of RF interference and optimizing wireless network performance for enhanced reliability is critical for a company's operations, productivity, and success.
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The fact that WiFi devices use a totally unregulated radio band is both the good news and the bad news. The good news is that your can deploy your network quickly and without licensing concerns. The bad news is that you have to deal with other WiFi installations and a plethora of additional sources of interference.
This paper does an excellent job of reporting on interference sources that have been reported by customers, at looking at the expense of these instances, and suggesting some solutions for dealing with interference.