Deck 11: Troubleshooting

Question 1

The show ip interface brief command shows Yes on the OK? column.This indicates that Keepalive packets are being exchanged.True or False?

Answer 1

False

Question 2

The purpose of the Keepalive packet is to indicate that the Ethernet interface is connected to another networking device.True or False?

Answer 2

True

Question 3

ARP stands for Address Resolution Protocol.True or False?

Answer 3

True

Question 4

The network administrator notices that the hourly plot of a router's data traffic varies from hour to hour.What does this information tells the network administrator?

A)This is most likely normal operation.
B)The network administrator needs to compare this hourly plot with expected hourly plots of the router's data traffic.
C)The network administrator should run diagnostics on the router,and the most likely problem is someone is trying to break into the system.
D)The router needs to be rebooted.

Question 5

What is the difference in a serial interface with a status of down and a status of administratively down?
Status of down means the interface is shut down.
Administratively down means the link is lost and probably disconnected.
True or False?

Question 6

Which is not a common issue when troubleshooting wireless networks?

A)Load issues
B)Interference issues
C)Security issues
D)Protocol conversion issues

Question 7

What command can you use on a Cisco router in order to obtain the status and IP address assigned to each interface?

A)show interface brief
B)show interface status ip
C)show ip interface brief
D)show interface ip brief

Question 8

The purpose of an ARP reply is to acquire their IP address.True or False?

Question 9

The status of protocol up indicates which of the following

A)Keepalive packets are being exchanged.
B)The Ethernet interface is connected to another networking device.
C)The routing protocol has been configured.
D)The router is ready to be configured.

Question 10

You want to obtain very detailed information about the health and forwarding statistics of your Cisco router.What protocol can help?

A)IP SLA
B)NTP
C)DNS
D)SNMP
E)SMTP

Question 11

When viewing the interface status,the Method field indicates which of the following?

A)The interface was brought up manually.
B)The interface was brought up using tftp.
C)How the interface was brought up.
D)The interface is exchanging Keepalive packets.
E)None of these answers are correct.

Question 12

A segment is used to do which of the following

A)Break up broadcast domains
B)Isolate data traffic
C)Connect the hub to the router
D)Separate the MAC address

Question 13

Data traffic plots are not necessary for which of the following?

A)Hourly plots
B)Daily plots
C)Weekly plots
D)Monthly plots
E)None of these answers are correct.

Question 14

The purpose of an ARP request is to determine the MAC address for a specified IP address.True or False?

Question 15

What command can you use on a Cisco router to get information about how long the router has been "alive" since the last reboot?

A)show version
B)show uptime
C)show status
D)show health