Exam 3: Networking

Which of the following IEEE standards is used for frame tagging?

David is working as a network advisor at his organization. Of late, a number of users are complaining about slow network performance, intermittent connectivity, and connection loss. A show interface command output verifies that the Ethernet interface configured as 100 Mbps full-duplex has a series of collisions. Which of the following could be the most likely cause of this problem?

Which of the following protocols use both TCP and UDP?

A number of employees are complaining about slow Internet connection to John, the IT supervisor. John suspects crosstalk and wants to use the cabling standard that is least susceptible to crosstalk. Which type of cabling should he use?

David has configured his company's ISDN link to use CHAP authentication. It worked well for a couple of weeks. However of late, the line drops very quickly after it comes up. David wants to check what the error could be. He decides to debug the CHAP process. Which command should he use?

Which of the following protocols provides best encryption in an IPsec VPN?

For storage reasons you need to transfer data to your company's FTP server. While configuring the FTP client application on your computer, what port number do you use?

You wish to limit telnet access into your Cisco router to only a single host. In order to accomplish this, access list 1 has been written to allow host 172.16.1.224 access to the router vty lines. What command would assign this access list to the Virtual Terminal Lines?

Billy is installing a wireless access point at his home and he wants to encrypt and secure the data as strongly as possible. Which technology should he use?

Which of the following TCP/IP ports does the LDAP protocol use?

You are trying to get on a secured wireless network. You can browse to the network, but cannot connect. Your client is set to use Wired Equivalent Privacy, and you know you have the passphrase right. What is the most likely problem?

Identify the component that must be elected before the Spanning Tree Protocol can converge in a switched LAN?

As a technician of ABCD.com, you are asked to configure a PC that needs to be connected to the Internet. Which two things you will check for FIRST?

Which of the following statements is true for the network shown in the figure?

The UpwardPro.com network uses an IP proxy that provides network address translation. Jennifer implements IPSec for all the Internet-bound traffic but observes that she is still not able to access the Internet. What is the most likely cause of this issue?

David is a network administrator. He has forgotten the password to one of your routers. After a password recovery procedure, the router returns to its normal operation. What is the value that the config-register set to after the password recovery?

Which of the following protocols best provides network printers with the ability to notify the administrator of an issue?

Which of the following TCP features allows a receiving computer to inform the sending computer that the transmission rate needs to be slower?

HTTPS is used for more secure web transactions and uses port number:

David is a network administrator in his organization. He has connected one of the company's servers directly to a Cisco switch through the Fa0/1 port. He wants to restrict access to other servers on this port. Which of the following should he do?