[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]查看路由表的命令是：()

正确答案 ：C

show ip route

[单选题]通配符掩码和子网掩码之间的关系是（）。

正确答案 ：A

两者没有什么区别

查看原题 点击获取本科目所有试题