Download - CIT_Final
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uyen The Nhat - Take Exam
am questions
me remaining: 01: 12: 47
You want to statically define an ARP entry. Which command do you use?
A
B
C
D
What categories of information should you take into consideration when you document the properties of a router for a Networkfiguration Table? (Choose three)
STP state
interface IP address
routing protocol information
EtherChannel configuration
management IP address
interface types
What command would you use to display the LMI DLCI number on a Frame Relay interface?
show frame-relay map
show frame-relay pvc
show frame-relay dlci
show frame-relay stats
What command would you use to display the contents of all current IP access lists?
show ip access-lists
show ip access lists
show ip acl
show ip access lists /all
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Which network management product allows you to see the effect that certain changes will make on a network without actuallying the changes?
TrafficDirector
NetSys
CiscoWorks
CiscoView
he following is output from the debug ppp negotiation command. What does this output tell you?
The remote side is not responding
This is a normal negotiation, where both sides agree on Network Control Program (NCP) parameters
The local side is not responding
The router is not trying to bring up LCP
What would you most likely use to check for attenuation?Digital Multimeter
Breakout Box
Protocol Analyzer
Cable Tester
What are three ways that the ARP entries from the ARP Cache table are removed?
Clear the routing table
Reboot the router
Use the clear arp-cache command
Enter a default route on the router
When the TTL (Time-To-Live) expires
What four groups in the RMON specification (RFC 1757) does the Catalyst 5000 embedded RMON agent support?
Statistics Group
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Supervisor Group
History Group
Alarms Group
Events Group
Which of the following produces the lowest logging overhead?
console
buffer
syslog server
virtual terminal server
What is true regarding the LMI?
It must be configured manually
It is automatically auto-sensed on a router
Your LMI does not have to match the service providers LMI
If your router supports auto-sensing, you cant manually configure the LMI
Which command would you use to clear all statistics from access list statements?
clear ip access-list counters
clear ip access list counters
clear access-list counters
clear access list counters
You receive the following output: Router#traceroute 10.3.3.3 Type escape sequence to abort. Tracing the route to 10.3.3.3 1.1.1 4 msec 4 msec 4msec 2 U U U 3 U U U ^C Router# What does this output mean?
A timed-out request
An Unknown packet type
The network is not reachable
The port is not reachable
Which of the following documentation traits have to be addressed when creating network diagram standards?
Inventory
Abbreviations
Configurations
Command syntax
None of the above
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What tool should you use to check for shorts, sharp bends, crimps, kinks, impedance mismatches, and other defects in youring?
Digital Multimeter
Volt-Ohm Meter
TDR
Network Monitor
Which network applications run over UDP?
SNMP
RPC
DNS
TFPT
IPX
What feature must you have to access additional RMON groups?
Spanning Tree
SPAN
RMON8
CWSI
You want your router to rediscover a reconfigured device and allow the router to be aware of newer devices. Which command
ld you use?
A
B
C
D
When troubleshooting a network, what are the advantages of using a logically layered network model?
Focus on physical, data link and network layers to isolate a problem.
Focus on specific elements to isolate a problem.
Focus on physical layers to isolate a problem
Focus on transport and application layers to isolate a problem.
None of the above.
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What is the advantage of a connectionless protocol?
Robustness
Security
Speed
Error checking
Which one of the following is the leading cause of lost network availability?
Natural disasters
Operational errors
Network device software failures
Network device outage at single points of failure in the topology
End user error
What tool should you use to check for attenuation and return loss in the three predominant wavelengths -- 850nm, 1300nm, and0nm?
TDR
Fiber Optic Cable Tester
Volt-Ohm Meter
Digital Multimeter
Which processes does TCP, but not UDP, use? Choose two.
Windowing
Acknowledgements
Source Port
Destination Port
You want to display the current TCP/IP network configuration parameters on a Windows 98 client. What command would you
ipconfig
winipcfg
winipconfig
winipcfg /showclassid
What does the following output from the debug isdn q931 command tell you?
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A call teardown procedure from the router
A call teardown procedure from the network
A call setup procedure for an outgoing call
A call setup procedure for an incoming call
According to Ciscos problem-solving model, what should a network troubleshooter do after they have resolved a problem?
Gather facts about the problem.
Call TAC to have the case closed.
Document the changes that were made.
Try the same solution on another router to verify the fix.
What command would you use to show the BRI 0 PPP status?
show ppp link
debug bri
show isdn status
show interface
What would be a symptom of a connection-oriented protocol that would be an indication of a problem?
Errors not being reported back to the sender
Multiple retransmission of data segments
Data not being acknowledged
Data arriving out of order
You want to know which devices your router can access out of the FastEthernet0 port at this particular moment. Which commanduld you use?
show interface fastethernet0
show ip packets
show arp
show cache
Which of the following components should you include in an End-System Topology Diagram? (Choose all that apply.)
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Device illustration
Operating system
IP routing protocol
Connection to the network
Device name
VTP domain
While using the debug isdn q921 command, what is the first AI value after doing a no shut on the BRI 0 interface to start a TEIminal Endpoint Identifier)?
0
64
127
128
What should you check when troubleshooting a connectionless-oriented protocol?
Check connection oriented upper layers
Multiple retransmission of data segments
Errors not being reported back to the sender
Verify sequence numbers, acknowledgements, and window sizes
Which of the following commands converts broadcast messages into directed broadcast or unicast messages?
ip dhcp pool
ip helper-address
ip bootp agent
netbios-name-server
Which of the following pieces of information are relevant to an end-system network configuration table? Select four.
network media type
DNS server address
default gateway address
routing protocol characteristics
operating system and version
IP address and subnet mask
When analyzing a network problem; in what terms should a network troubleshooter define the problem?
Symptoms and root causes
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Root causes and root benefits
Benefits and ROI
Causes and benefits
Symptoms and potential causes
If the IP helper address is specified and UDP forwarding is enabled, broadcast packets destined for the following protocols arewarded by default:
TFTP (port 69)
DNS (port 53)
Time (port 37)
TACACS (port 49)
BootP server and BootP client (ports 67 and 68, respectively)
NetBIOS Name Server (port 137)
NetBIOS Datagram Service (port 138)
All of the above
Only A, B, C, and D
Only B, D, E, F, and G
A problem while troubleshooting fiber optic networks is called fiber optic asymmetric connectivity? Which of the following bestribes this?
Both sides of a transmit and receive cable pair fails
The transmit cable fails while the receive cable continues working
The receive cable fails while the transmit cable continues working
One side of a transmit and receive cable fails, but the remaining cable nonetheless forwards frames
What does the following output from the debug isdn q931 command tell you?
A call teardown procedure from the router
A call teardown procedure from the network
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A call setup procedure for an outgoing call
A call setup procedure for an incoming call
You want to set up a default gateway on your router so that any IP address with any subnet mask will be sent out of the interface16.100.1. What command would you use to accomplish this?
Router(config)#ip route 0.0.0.0 0.0.0.0 172.16.100.1
Router(config)#ip route any any 172.16.100.1
Router#ip route 0.0.0.0 0.0.0.0 172.16.100.1
Router(config-if)#ip route 0.0.0.0 0.0.0.0 172.16.100.1
Which of the following is a network process characterized by the following: Log in, Interface discovery, and Device discovery?
Network testing
Network documentation
Network configuration
Network troubleshooting
All of the above
Only the local DLCI 0 and DLCI 1023 come up. What should you do?
Check again in 5 minutes because DLCIs take approximately 5 minutes to become active after being configured
Use the show frame-relay map command to check the status of the DLCIs
Change the encapsulation to ITU-T
Focus your troubleshooting at the other end of the connection
Which of the following best describes the process of the connection-oriented three-way handshake?
Three packets consisting of SYN, SYN/ACK, ACK
Two packets consisting of SYN, SYN/ACK (the second and third parts of the three-way handshake are including in the secondket)
Three packets consisting of ACK, SYN, SYN/ACK
Three packets consisting of SYN, ACK, SYN
Read and answer the question:
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The remote side is not responding
This is a normal negotiation, where both sides agree on Network Control Program (NCP) parameters
The local side is not responding
The router is not trying to bring up LCP
While looking at a datagram, you notice that the Protocol field contains 17. What protocol is being used to send the datagram?
TCP
IP
UDP
ICMP
What are two major network management protocols?
SNMP
CHAP
PAP
RMON
Which network management product provides configuration management?
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TrafficDirector
NetSys
CiscoWorks 2000
CiscoView
Encryption and tunneling protocols that work with PAT (Port/Address Translation) sometimes have problems. At which OSI levelAT problems exist at?
Data Link Layer
Network Layer
Transport Layer
Presentation Layer
Physical Layer
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