Icnd2
Questions on ICND2 BUT ONLY VERY FEW QUESTIONS SO FAR. . . WORK IN PROGRESS.
- 1.
In OSPF which of the following much match between neighbors in order to form adjaceny?
- A.
Priority
- B.
Router ID
- C.
Subnet Mask and subnet number
- D.
Sequence number
- E.
Hold timer
- F.
Autonomous system number
Correct Answer
C. Subnet Mask and subnet numberExplanation
Not only must the neighbor be on the same network but the subnet mask must be the same in order to form an adjaceny between themRate this question:
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- 2.
Which of the following OSPF networks have default values of 10seconds and 40 seconds for its hello and dead timer intervals?
- A.
NBMA
- B.
Point to multipoint
- C.
Point to Point
Correct Answer
C. Point to Point -
- 3.
WHich of the following OSPF network types will elect DRs and BDRs?
- A.
Point to multipoint
- B.
Frame relay
- C.
Point to Point
- D.
NBMA
Correct Answer
D. NBMA -
- 4.
Which of the following OSPF networks elect DRs and BDRs?
- A.
Point to multipoint
- B.
NBMA
- C.
Point to point
- D.
Broadcast
Correct Answer(s)
B. NBMA
D. Broadcast -
- 5.
You run the following interface level command on your router and receive the following output Process ID 1, Router ID 2.2.2.2, Network Type POINT-TO-POINT, Cost: 64 Transmit Delay is 1 sec, State POINT-TO-POINT, Priority 0 No designated router on this network No backup designated router on this network What command was issued to view this and which statements are true? choose three
- A.
Show ip ospf 1
- B.
Show ip ospf neighbor
- C.
Point to point networks have a default priority of 0
- D.
A DR and BDR will be elected on reload
- E.
Show ip ospf interface s0
- F.
Point to point networks have a default priority of 1
- G.
No designated routers or Backup designated routers are elected
Correct Answer(s)
C. Point to point networks have a default priority of 0
E. Show ip ospf interface s0
G. No designated routers or Backup designated routers are elected -
- 6.
The Diffie-Hellman algorithm is used for key exchange?
- A.
True
- B.
False
Correct Answer
A. True -
- 7.
In order to ensure VPN connections are encrypted securely, ESP must be used when running IPSEC?
- A.
True
- B.
False
Correct Answer
A. True -
- 8.
Select two encryption types which are symmetrical?
- A.
AES
- B.
MD5
- C.
SHA-1
- D.
3DES
Correct Answer(s)
A. AES
D. 3DES -
- 9.
Which of the following encryption types are 56bit in size?
- A.
DES
- B.
3DES
- C.
AES
- D.
SHA-1
Correct Answer
A. DES -
- 10.
Which of the following are 168Bits in size?
- A.
AES
- B.
DES
- C.
3DES
Correct Answer
C. 3DES -
- 11.
You are trying to configure LT2P but cannot find the port number and encryption type that must be used with it, in order for it work properly. Which of the following must be used in order for it to work?
- A.
Install MS-CHAP v2
- B.
UDP/1701
- C.
Implenting PPTP on top of L2TP
- D.
DIFFIE-HELLMAN
- E.
Implement IPSEC
Correct Answer(s)
B. UDP/1701
E. Implement IPSEC -
- 12.
What type of VPN allows a home user to connect to his office from his laptop or home PC?
- A.
REMOTE ACCESS
- B.
LAN TO LAN
- C.
SITE TO SITE
Correct Answer
A. REMOTE ACCESS -
- 13.
The type of VPN that allows offices in the same organisation to connect together is called a...... choose two please
- A.
REMOTE ACCESS
- B.
LAN TO LAN
- C.
ACCESS SERVER
- D.
SITE TO SITE
Correct Answer(s)
B. LAN TO LAN
D. SITE TO SITE -
- 14.
IPSEC is made up of three protocols called AH,ESP and IKE. True or false?
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
AH-AUTHENTICATION HEADER, ESP, ENCAPSULATING SECURITY PAYLOAD AND IKE (INTERNET KEY EXCHANGE)Rate this question:
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- 15.
LEASED LINES ARE CHEAPER THAN VPNS? TRUE OR FALSE
- A.
True
- B.
False
Correct Answer
B. False -
- 16.
Engineer Ted has been asked to create a VPN connection between his company's office and a partner company. What type of VPN is this commonly referred to? Choose one
- A.
ACCESS VPN
- B.
SITE TO SITE
- C.
EXTRANET VPN
- D.
INTRANET VPN
Correct Answer
C. EXTRANET VPN -
- 17.
Which of the following would typically be installed on a home user's laptop so that a remote access VPN connection can be initiated to the company Network access server? CHOOSE ONE
- A.
VPN SOFTWARE
- B.
ASA
- C.
PIX FIREWALL
- D.
VPN CONCENTRATOR
Correct Answer
A. VPN SOFTWARE -
- 18.
In a new installation of Cisco routers and the creation of a VPN, a concentrator or PIX firewall would be preferred over ASA?
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
ASA(Adaptive security Appliance) has VPN functions built in and in today's market is mainly used for VPN as well as other security aspects. Concentrators and PIX are old school VPNRate this question:
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- 19.
Which of the folloing are 128BIT in size? CHOOSE THREE
- A.
SHA-1
- B.
AES
- C.
MD5
- D.
3DES
- E.
IDEA
- F.
DES
Correct Answer(s)
B. AES
C. MD5
E. IDEA -
- 20.
The AH sub protocol in IPSec supports which of the following ? choose two
- A.
AUTHENTICATION
- B.
INTEGRITY
- C.
ANTI-REPLAY
- D.
CONFIDENTIALITY
Correct Answer(s)
A. AUTHENTICATION
B. INTEGRITY -
- 21.
The sub protocol ESP supports which of the following ? Choose two MAIN options
- A.
CONFIDENTIALITY
- B.
AUTHENTICATION
- C.
ANTI REPLAY
- D.
INTEGRITY
Correct Answer(s)
A. CONFIDENTIALITY
C. ANTI REPLAYExplanation
ESP also supports authentication but it is a very weak one. AH is typically used for Authentication and integrityRate this question:
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- 22.
LCP supports which of the following features? choose 4
- A.
MAGIC NUMBER
- B.
AUTHENTICATION
- C.
CHECKSUM
- D.
LQM
- E.
NCP
- F.
MULTILINK
Correct Answer(s)
A. MAGIC NUMBER
B. AUTHENTICATION
D. LQM
F. MULTILINK -
- 23.
Which of the following detects if a link is looped and then disables the interface, allowing re-routing to an alternative path?
- A.
FCS
- B.
LCP
- C.
LQM
- D.
Magic number
Correct Answer
D. Magic numberExplanation
Magic number is a feature of PPP LCP (Link control Protocol) and it uses a unique magic number which is sent out by the router. This router should not receive back the same number. If it does then it means there's a loop.Rate this question:
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- 24.
Errors are occuring on a link and now the router's interface has been disabled as a result. What function looks at errors and then disables an interface if a certain threshold is reached?
- A.
LCP
- B.
LQM
- C.
Magic Number
- D.
Error Detection
Correct Answer
B. LQMExplanation
Link Quality Monitoring is a function of LCP and it checks for errors as well as looks to disable an interface should these errors become too frequent.Rate this question:
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- 25.
Which option describes the following "router sends packets and calculates a percentage sent against how much was lost and then displays the lost percentage?"
- A.
Link Quality Monitoring
- B.
FCS
- C.
LCP
- D.
Callback
Correct Answer
A. Link Quality Monitoring -
- 26.
When typing "Show interface s0/1/0" you see the message "LCP closed" in the output. What does this mean? choose one please
- A.
PPP Authentication has failed
- B.
The interface has been shutdown
- C.
No Keepalives have been received
- D.
The clock rate is missing
- E.
The cable is unplugged
Correct Answer
A. PPP Authentication has failed -
- 27.
If keepalives are not received by a neighbouring router, what will happen?
- A.
Interface will be brought to UP/DOWN status
- B.
LQM will bring the interface down
- C.
The router will blow up
Correct Answer
A. Interface will be brought to UP/DOWN status -
- 28.
PPP has been configured on two routers and IP addresses correctly setup. Yet despite doing a no shutdown, the serial interfaces are in an UP/DOWN status. What could cause this? name TWO
- A.
Missing Clockrate on the DCE
- B.
The interface on one of the routers is shut down administratively
- C.
HDLC has been configured on the routers
- D.
Mismatched authentication
Correct Answer(s)
A. Missing Clockrate on the DCE
D. Mismatched authentication -
- 29.
PPP Supports which of the following features? choose 4
- A.
CALLBACK
- B.
MULTI-LINK
- C.
COMPRESSION
- D.
AUTHENTICATION
- E.
EQUAL COST LOAD BALANCING
Correct Answer(s)
A. CALLBACK
B. MULTI-LINK
C. COMPRESSION
D. AUTHENTICATION -
- 30.
A router is connected to another router using a Back to Back DTE/DCE cable. A down/down status on a router can indicate what? Choose three
- A.
Faulty cable
- B.
Incorrect cable
- C.
Router on other end of cable is shut down
- D.
Missing clock rate
- E.
Mismatched encapsulation
Correct Answer(s)
A. Faulty cable
B. Incorrect cable
C. Router on other end of cable is shut down -
- 31.
HDLC is a synchronous serial link protocol
- A.
True
- B.
False
Correct Answer
A. True -
- 32.
PPP is supports both synchronous and asynchronous links
- A.
True
- B.
False
Correct Answer
A. True -
- 33.
Two routers (A and B) are connected up via a serial link and their encapsulation protocols are set to use PPP and OSPF is running to advertise any other connected routes. Router A can ping Router B and vice versa. But when Router A attempts to ping Router B's LAN interfaces, no reply is received. What is the problem?
- A.
CHAP Authentication has failed
- B.
Missing clock rate
- C.
Router A and B are on different subnets
- D.
One of the routers are using HDLC
Correct Answer
C. Router A and B are on different subnets -
- 34.
A VC status of deleted is most likely the result of what? choose one
- A.
Local router's interface is shutdown
- B.
VC not defined at the FR Switch
- C.
The remote router (DTE) is not configured for the VC
Correct Answer
B. VC not defined at the FR Switch -
- 35.
Data can only be sent over a Frame relay network when Virtual circuits are in a particular state. Choose two
- A.
Static
- B.
Inactive
- C.
Deleted
- D.
Active
Correct Answer(s)
A. Static
D. Active -
- 36.
Which two commands when typed will display the PVC status codes?
- A.
SHOW FRAME-RELAY MAP
- B.
SHOW FRAME LMI
- C.
SHOW FRAME-RELAY MAP DLCI
- D.
SHOW FRAME PVC
Correct Answer(s)
A. SHOW FRAME-RELAY MAP
D. SHOW FRAME PVC -
- 37.
An UP/Down status on a router could indicate what? choose 5
- A.
Authentication problem
- B.
Encapsulation mismatch
- C.
Keepalives not received
- D.
Faulty cable
- E.
Missing clock rate
- F.
LMI Mismatch
Correct Answer(s)
A. Authentication problem
B. Encapsulation mismatch
C. Keepalives not received
E. Missing clock rate
F. LMI Mismatch -
- 38.
Which of the following need to match in order for neighbor relationships to form in EIGRP? choose 3
- A.
Area number
- B.
On same subnet
- C.
K metrics
- D.
AS number
- E.
Hello timer
- F.
Dead timer
Correct Answer(s)
B. On same subnet
C. K metrics
D. AS number -
- 39.
When a Hello message is sent to a neighboring router every 5 or 60 seconds by default, what does this message contain? CHOOSE 4
- A.
HOLD TIMER
- B.
LOCAL INTERFACE WHICH RECEIVED THE HELLO PACKET
- C.
HELLO TIMER
- D.
AUTHENTICATION
- E.
IP ADDRESS OF NEIGHBOR
- F.
SEQUENCE NUMBER
- G.
AREA NUMBER
- H.
SUBNET MASK
Correct Answer(s)
A. HOLD TIMER
B. LOCAL INTERFACE WHICH RECEIVED THE HELLO PACKET
E. IP ADDRESS OF NEIGHBOR
F. SEQUENCE NUMBER -
- 40.
EIGRP SUMMARY ROUTES HAVE AD OF?
- A.
170
- B.
20
- C.
90
- D.
5
Correct Answer
D. 5 -
- 41.
The default hello interval for LAN connections in EIGRP is what?
- A.
60
- B.
10
- C.
15
- D.
5
- E.
20
Correct Answer
D. 5 -
- 42.
Which one of the following packet types advertises routes, sent when there is a change and multicast to 224.0.0.10
- A.
Reply
- B.
Update
- C.
ACK
- D.
Hello
- E.
Query
Correct Answer
B. Update -
- 43.
Which of the following can be sent as Unicast in EIGRP? choose 3
- A.
Hello
- B.
Ack
- C.
Reply
- D.
Update
- E.
Query
Correct Answer(s)
B. Ack
C. Reply
D. Update -
- 44.
A router is running EIGRP and when the topology table is viewed, a particular route is now showing as being in ACTIVE state. What two things does this indicate?
- A.
The router has sent out a multicast Query
- B.
The route has now fully converged
- C.
An ACK was not received
- D.
No feasible successor's exist in the topology table
Correct Answer(s)
A. The router has sent out a multicast Query
D. No feasible successor's exist in the topology table -
- 45.
SIA occurs after what period of time?
- A.
After 5 minutes of not receiving a reply packet
- B.
After missing 3 BPDUs
- C.
After 3 minutes of not receiving a reply packet
- D.
After 3 minutes of receiving a reply packet.
Correct Answer
C. After 3 minutes of not receiving a reply packet -
- 46.
Which protocols does EIGRP support? choose 4
- A.
IPV6
- B.
IPX
- C.
NETBIOS
- D.
IPV4
- E.
APPLETALK
- F.
NETBEUI
Correct Answer(s)
A. IPV6
B. IPX
D. IPV4
E. APPLETALK -
- 47.
EIGRP packets that do not require acknowledgments are: ? choose two
- A.
Reply
- B.
Query
- C.
Hello
- D.
Update
- E.
ACK
Correct Answer(s)
C. Hello
E. ACK -
- 48.
What terms describe what the Successor is when EIGRP is enabled? choose one
- A.
The next HOP ip address with the highest metric to a destination
- B.
The best metric as reported by the neighboring router
- C.
The route with the lowest metric to a destination
- D.
The route with the lowest hop count
Correct Answer
C. The route with the lowest metric to a destination -
- 49.
A path that is not a successor but meets the feasible condition is what?
- A.
Successor
- B.
Feasible distance
- C.
Advertised distance
- D.
Feasible successor
Correct Answer
D. Feasible successor -
- 50.
A metric of a given route as indicated by a neighbor router is called what ? select one
- A.
Reported distance
- B.
Advertised successor
- C.
Feasible successor
- D.
Advertised metric
Correct Answer
A. Reported distance -
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Feb 11, 2013Quiz Edited by
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Dec 22, 2011Quiz Created by
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