Which of the following commands sets the secret password to Cisco?
A. enable secret password Cisco
B. enable secret cisco
C. enable secret Cisco
D. enable password Cisco
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哪种登陆模式下，认证是默认开启的？
A. 用户模式
B. 特权模式
C. console口控制台
D. VTY远程登陆
A network administrator needs to allow only one Telnet connection to a router. For anyone viewing the confguration and issuing the show run command, the password for Telnet access should be encrypted.Which set of commands will accomplish this task?
A. service password-encryptionaccess-list 1 permit 192.168.1.0 0.0.0.255line vty 0 4loginpassword ciscoaccess-class 1
B. enable password secretline vty 0loginpassword cisco
C. service password-encryptionline vty 1loginpassword cisco
D. service password-encryptionline vty 0 4loginpassword cisco
对路由器进行配置时，命令clock rate 64000用于对（）接口的配置。
A. FASTEthernet 口
B. DCE串口
C. DTE串口
D. 串口
路由器用直连类型双绞线和交换机相连接
A. 对
B. 错
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