单选题You have very few Cisco 7920 wireless IP phones on your network， but lots of wireless laptops. Youwant to increase the bandwidth available for the laptops by decreasing the bandwidth reserved forthe Cisco 7920 phones. What is the lowest percentage of voice-allocated bandwidth you can select onthe WLAN controller？（）A55 percentB75 percentC40 percentD25 percent
单选题
You have very few Cisco 7920 wireless IP phones on your network， but lots of wireless laptops. Youwant to increase the bandwidth available for the laptops by decreasing the bandwidth reserved forthe Cisco 7920 phones. What is the lowest percentage of voice-allocated bandwidth you can select onthe WLAN controller？（）
A
55 percent
B
75 percent
C
40 percent
D
25 percent
参考解析
解析：
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