试题详情
- 单项选择题 lightweight access point has been connected to a catalyst 3550 24-pwr switch， and on power-up the access point fails. What is the problem with the switch？（）
A、the power supply has inadequate wattage.
B、power is incorrectly configured on the port.
C、it does not support 802.3af poe.
D、power is not enabled on the port.
- C
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