题目内容

Refer to the exhibit.What is the reason that the interface status is “administratively down,line protocol down”?（）

A. There is a mismatch in encapsulation types
B. The wrong type of cable is connected to the interface
C. The interface has been configured with the shutdown command
D. The interface is not receiving any keepalives
E. The interface needs to be configured as a DTE device
F. There is no encapsulation type configured

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解释祭堂内用黑色大理石为主料的用意和效果。

There are 30 managed access points on the wlse. a radio scan is started but fails. Upon inspection of the device list in the reports tab， you notice a red indicator on the wds access point. upon inspection of the wds access point through its guid， it is discovered that the security keys are not set up between the wds access point and the wlse. Which of the following is mis configured？（）

A. snmp communities
B. telnet/ssh user/password
C. wlccp credentials
D. http user/password

计算电流热效应的公式为（）。

A. W=P•T
B. W=I²Rt
C. Q=I²Rt
D. Q=0.24I²Rt