单选题The network administrator has asked you to check the status of the workstation’s IP stack by pinging the loopback address.Which address would you ping to perform this task？（）A10.1.1.1B127.0.0.1C192.168.0.1D239.1.1.1
单选题
The network administrator has asked you to check the status of the workstation’s IP stack by pinging the loopback address.Which address would you ping to perform this task？（）
A
10.1.1.1
B
127.0.0.1
C
192.168.0.1
D
239.1.1.1
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