A company has placed a networked PC in a lobby so guests can have access to the corporate
directory.
A security concern is that someone will disconnect the directory PC and re-connect their laptop
computer and have access to the corporate network. For the port servicing the lobby, which three
configuration steps should be performed on the switch to prevent this? (Choose three.)

Why would a network administrator configure port security on a switch?

How can you ensure that only the MAC address of a server is allowed by switch port Fa0/1?

What should be part of a comprehensive network security plan?

What is the purpose of the switchport command?
Switch(config-if)# switchport port-security maximum 1
Switch(config-if)# switchport port-security mac-address 0018.DE8B.4BF8

What are two recommended ways of protecting network device configuration files from outside
network security threats? (Choose two.)

Refer to the exhibit.

For security reasons, information about RTA, including platform and IP addresses, should not be
accessible from the Internet. This information should, however, be accessible to devices on the
internal networks of RTA.
Which command or series of commands will accomplish these objectives?

From which of the following attacks can Message Authentication Code (MAC) shield your
network?

Refer to the exhibit.

An administrator cannot connect from R1 to R2. To troubleshoot this problem, the administrator
has entered the command shown in the exhibit. Based on the output shown, what could be the
problem?

Refer to the exhibit.

A TFTP server has recently been installed in the Atlanta office. The network administrator is
located in the NY office and has made a console connection to the NY router. After establishing
the connection they are unable to backup the configuration file and IOS of the NY router to the
TFTP server. What is the cause of this problem?