[单选题]哪一个命令可以设置路由器特权用户的“明文密码”()
正确答案 :A
enable password
[多选题]With regard to Ethernet media access methods, which of the following are true?(Choose all that apply.)
正确答案 :BC
A device listens and waits until the media is not busy before transmitting.
All devices on an Ethernet segment see data that passes on the network medium.
解析:解析:Explanation:
[单选题]关于帧中继的说法,正确的是()
正确答案 :C
可以偷占带宽
[单选题]You wish to segment your LAN into multiple broadcast domains. Which technology method should you implement in order to do this?
正确答案 :D
Virtual LANs
解析:D 解析:Explanation:
[单选题]After working all night and successfully configuring a Cisco router for the Ezonexam network you save your changes on the startup config, reboot the router, and go out for a cigarette. When you return, none of your changes are active and the router boots to the initial configuration mode! Which of the choices below indicates the source of your problem?
正确答案 :C
Router configuration-register set to bypass startup configuration
解析:解析:Explanation:
[单选题]帧中继环境中,在物理端口上,建立子接口的命令是()
正确答案 :B
interface
[单选题]查看路由表的命令是:()
正确答案 :C
show ip route
[单选题]哪个命令可以成功测试网络:()
正确答案 :B
Routerping192.5.5.30
[单选题]“ipaccess-group”命令在接口上缺省的应用方向是什么"()。
正确答案 :C
out
[多选题]网络中经常使用DDN服务,请选出DDN的优点()
正确答案 :ADE
传输质量高
使用虚电路
专用线路
解析:ADE
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