单选题Which of the following is a valid IP address in the public addressing scheme?（）A 10.20.1.1B 168.192.10.1C 233.10.20.1D 172.20.10.1
题目
单选题
Which of the following is a valid IP address in the public addressing scheme?（）
A
10.20.1.1
B
168.192.10.1
C
233.10.20.1
D
172.20.10.1
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参考答案和解析
正确答案：
A
解析：
暂无解析