B．类IP地址第一组数值在()之间。

A．128-191

B．1-126

C．192-233

D．0-255

[单选题]B．类IP地址第一数值在()之间A．192—233B．0—255C．1—126D．128—191

[单选题]B类IP地址第一数值在（）之间A . 192—233B . 0—255C . 1—126D . 128—191

[单选题]B．类IP地址的第一段取值介于()之间。A．128～191B．192～215C．216～256D．1～127

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