题目内容

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

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更多问题

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

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