单项选择题
Refer to the exhibit. The user at Workstation B reports that Server A cannot be reacheD.What ispreventing Workstation B from reaching Server A?()
A.The IP address for Server A is a broadcast address. B.The IP address for Workstation B is a subnet address. C.The gateway for Workstation B is not on the same subnet. D.The gateway for Server A is not on the same subnet.
多项选择题 下面对我国广泛使用的DDN网络描述正确的是什么?()
多项选择题 下列所描述的协议哪些属于OSI参考模型表示层协议()。
多项选择题 对全双工以太网的描述正确的是()。