問題文
A school is adding wireless handsets for its office staff. The vendor asks for stronger coverage than the current data design provides. Which design change fits a voice deployment?
選択肢
- Lower the required signal level at the cell edge and reduce the overlap between neighboring cells to need fewer access points.
- Turn off the higher data rates and let every handset associate at the lowest rate available on the channel.
- Raise the required signal level at the cell edge and increase the overlap between neighboring cells to keep roaming smooth for the handsets.
- Increase the beacon interval and the delivery traffic indication period to reduce the airtime used.