A network administrator needs to allow only one Telnet connection to a router. For anyone viewing the configuration 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-encryption
access-listl permit 192.168.1.0.0.0.0.255
line vty0 4
login
password cisco
access-class 1
B. enable password secret
line vty0
login
password cisco
C. service password-encryption
line vty0
login
password cisco
D. service password-encryption
line vty0 4
login
password cisco
Correct Answer: C
Section: (none)
Explanation

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