A.7
B.14
C.20
D.30
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最新試題
Which antenna generally has the narrowest first Fresnel zone in both the horizontal and verticalplanes？（）
When planning for voice deployments with the Cisco Unified Wireless IP Phone 7921G handset in amultifloor building with a WLAN that operates at an 11 MB/s data rate， how many decibelsreferenced to 1 milliwatt of same-channel separation are recommended between floors？（）
In which three frequency bands does the Cisco Spectrum Expert Wi-Fi tool perform spectrumanalysis？ （）
Cisco recommends a decibel referenced to 1 milliwatt signal level for the coverage cell edge at thepredetermined data rate that is needed to support the VoWLAN device and call capacityrequirements. What is that signal level value for Cisco Unified Wireless IP Phones 7920， 7921G， and7925G？（）
After the site installation is complete， you should verify the mobility of the VoWLAN device whilewalking the site on an active phone call. Which Cisco WLC or Cisco WCS command is mostbeneficial in determining roaming efficiency？（）
How is attenuation measured？（）
Which three items does the Cisco WCS Planning Tool Generate Proposal Report provide？（）
What does a Cisco Unified Wireless IP Phone 7921G deployment require（）？
Which two methods can be used to prevent or reduce RFI from colocated directional antennas（）
What should be done if Cisco Spectrum Expert Wi-Fi reports a channel utilization of 40 percent onchannel 36， from a source outside of the site？（）