正确答案: A

1 network with 254 hosts

题目：The IP network 210.106.14.0 is subnetted using a /24 mask. How many usable networks and host addresses can be obtained from this?

解析：解析：Explanation:Asubnetwith24bitsonwouldbe255.255.255.0.SincethisisaclassCnetwork,thissubnetcanhaveonly1networkand254usablehosts.

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学习资料的答案和解析：

[单选题]SMTP工作在OSI哪一层（）

应用层

[单选题]配置路由器特权用户“加密密码”的命令是：()

enable secret

[单选题]默认情况下，RIP定期发送路由更新的时间是（）

30S

[单选题]OSI七层模型中，数据链路层的数据封装名称为（）

帧

[单选题]The network administrator has configured port security on a Ezonexam switch. Why would a network administrator configure port security on this Ezonexam device?

To prevent unauthorized hosts from getting access to the LAN

解析：解析：Explanation:

[单选题]The Ezonexam corporate LAN consists of one large flat network. You decide to segment this LAN into two separate networks with a router. What will be the affect of this change?

It will prevent segment 1's broadcasts from getting to segment 2.

解析：解析：Explanation