單項選擇題What will cause wireless voice devices to perform poorly?()

A.average signal strength that is greater than -67 dBi
B.cell overlap of 15 to 20 percent
C.uneven wireless coverage
D.absence of coverage holes


您可能感興趣的試卷

你可能感興趣的試題

1.單項選擇題What does a Cisco Unified Wireless IP Phone 7921G deployment require()?

A.more access points than a data network
B.fewer access points than a data network
C.less SNR than a data network
D.specific relative access point placement

3.多項選擇題Which two methods can be used to prevent or reduce RFI from colocated directional antennas()

A.Alternate polarization between colocated antennas
B.Cross-polarize antennas between endpoints
C.Install an RF-shielded box around the antennas
D.Increase the distance between the antennas

最新試題

Which three device types are identified by Cisco Spectrum Expert Wi-Fi finding an Avg PulseDuration parameter?()

題型:多項選擇題

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?()

題型:單項選擇題

Given the correct input parameters, the Cisco WCS Planning Tool can calculate a recommendedaccess point count for which three uses? ()

題型:多項選擇題

Which statement regarding the site-survey process is correct?()

題型:單項選擇題

Which antenna generally has the narrowest first Fresnel zone in both the horizontal and verticalplanes?()

題型:單項選擇題

Which class of Cisco access points operate under IEEE 802.3af power?()

題型:單項選擇題

What is a site survey best practice for location-based services?()

題型:單項選擇題

When surveying for VoWLAN, which power level should you base the access point coverage designon?()

題型:單項選擇題

A design requires 100 access points with high channel bandwidth and disabled lower data rates.How are the data rates set on the Cisco WLC and Cisco WCS?()

題型:單項選擇題

Which three items should the site survey documentation include?()

題型:多項選擇題