ping命令可以用于测试两个节点之间是否连通,如果指定用3个数据包测试本台计算与192.168.20.26节点的连通性,正确的命令为:()
(A)ping-t3192.168.20.26
(B)ping-13192.168.20.26
(C)ping-c3192.168.20.26
(D)ping192.168.20.26-n3
参考答案
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(A)ping-t3192.168.20.26
(B)ping-13192.168.20.26
(C)ping-c3192.168.20.26
(D)ping192.168.20.26-n3