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Jim Geier

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Twelve Key Wireless Network Security Policies
With a wireless network, you must consider security policies that will protect resources from unauthorized people. Let’s take a look at what you should include in a wireless network security policy for an enterprise. Consider the following...
Wi-Fi: Define Minimum SNR Values for Signal Coverage
When performing an RF site survey, it’s important to define the range boundary of an access point based on signal-to-noise (SNR) ratio, which is the signal level (in dBm) minus the noise level (in dBm). For example, a signal level of -53 dBm measured...
Optimize Multicasting on Your WLAN
Some wireless LAN applications may use multicast delivery of packets to and from wireless clients. For example, an application may stream (via multicasting) the same video signal over a wireless LAN to multiple wireless monitors (clients) located throughout...