正确答案: A

enable

题目：路由器下，由一般用户模式进入特权用户模式的命令是：（）

解析：A

查看原题查看所有试题

学习资料的答案和解析：

[单选题]Cisco IOS命令ip nat inside source static 10.1.1.5 172.35.16.5的作用是什么()

为内部本地地址和内部全局地址创建一对一的映射关系

[单选题]NAT可以被用于完成多种功能，以下不属于其功能的是：（）

内部网络流量控制

[单选题]路由器下“特权用户模式”的标识符是：()

[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]A receiving host has failed to receive all of the segments that it should acknowledge.What can the host do to improve the reliability of this communication session?

Decrease the window size

解析：解析：Explanation:

[单选题]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?

1 network with 254 hosts

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