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单选题
You are troubleshooting a one-way call problem with a Cisco 7920 wireless IP phone on a standalone WLAN. What may cause this problem？（）
A
The minimum data rate is not set to 11 Mbps.
B
An address resolution protocol has been disabled
C
Publicly Secure Packet forwarding is enabled
D
The access point is set to the least congested channel.
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The minimum data rate is not set to 11 Mbps.B
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单选题You are troubleshooting a problem with a Cisco 7920 wireless IP phone that is causing the phoneto drop calls. The problem appears to be a roaming bandwidth issue. In order to verify what kind ofissue it is， you decide to increase the bandwidth reserved for roaming on the WLAN controller tothe maximum. What level do you set the bandwidth to？（）A
25 percentB
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单选题You are troubleshooting a one-way call problem with a Cisco 7920 wireless IP phone on a standaloneWLAN. What may have caused this problem？（）A
The minimum data rate is not set to 11 Mbps.B
An address resolution protocol has been disabled.C
Publicly Secure Packet forwarding is enabled.D
The access point is set to the least congested channel.
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