单选题Which of the following functions does the "ifconfig en0" perform？（）AShuts down en0BDisplays en0 settingsCReconfigures en0 using the ODMDSends an SNMP alert to the network administrator
单选题
Which of the following functions does the "ifconfig en0" perform？（）
A
Shuts down en0
B
Displays en0 settings
C
Reconfigures en0 using the ODM
D
Sends an SNMP alert to the network administrator
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