CCNA3 Chapter 4 Exam - Online Assessment

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CCNA3 Chapter 4 Exam – Online Assessment

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Question 1 of 25

1. Question
Refer to the exhibit. Which switching technology would allow each access layer switch link to be aggregated to provide more bandwidth between each Layer 2 switch and the Layer 3 switch?

CCNA3 v6.0 Chapter 4 Exam 007
- HSRP
- PortFast
- trunking
- EtherChannel
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Question 2 of 25

2. Question
Which statement is true regarding the use of PAgP to create EtherChannels?
- It requires full duplex.
- It is Cisco proprietary.
- It requires more physical links than LACP does.
- It increases the number of ports that are participating in spanning tree.
- It mandates that an even number of ports (2, 4, 6, etc.) be used for aggregation.
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Question 3 of 25

3. Question
Which two protocols are used to implement EtherChannel? (Choose two.)
- Spanning Tree Protocol
- Rapid Spanning Tree Protocol
- Port Aggregation Protocol
- Link Aggregation Control Protocol
- Cisco Discovery Protocol
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Question 4 of 25

4. Question
Which statement describes a characteristic of EtherChannel?
- It can combine up to a maximum of 4 physical links.
- It can bundle mixed types of 100 Mb/s and 1Gb/s Ethernet links.
- It consists of multiple parallel links between a switch and a router.
- It is made by combining multiple physical links that are seen as one link between two switches.
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Question 5 of 25

5. Question
Which statement describes an EtherChannel implementation?
- EtherChannel operates only at Layer 2.
- PAgP cannot be used in conjunction with EtherChannel.
- A trunked port can be part of an EtherChannel bundle.
- EtherChannel can support up to a maximum of ten separate links.
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Question 6 of 25

6. Question
An EtherChannel link using LACP was formed between two switches, S1 and S2. While verifying the configuration, which mode combination could be utilized on both switches?
- S1-on and S2-passive
- S1-passive and S2-passive
- S1-on and S2-active
- S1-passive and S2-active
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Question 7 of 25

7. Question
What is an advantage of using LACP?
- increases redundancy to Layer 3 devices
- decreases the chance of a spanning-tree loop
- allows automatic formation of EtherChannel links
- provides a simulated environment for testing link aggregation
- decreases the amount of configuration that is needed on a switch for EtherChannel
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Question 8 of 25

8. Question
What is a best practice to use before beginning an EtherChannel implementation?
- Assign affected interfaces to VLAN 1.
- Assign affected interfaces to the management VLAN.
- Shut down each of the affected interfaces.
- Enable each of the affected interfaces.
- Assign affected interfaces to an unused VLAN.
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Question 9 of 25

9. Question
Which PAgP mode combination will establish an EtherChannel?
- switch 1 set to on; switch 2 set to desirable.
- switch 1 set to desirable; switch 2 set to desirable.
- switch 1 set to auto; switch 2 set to auto.
- switch 1 set to auto; switch 2 set to on.
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Question 10 of 25

10. Question
Which three options must match in order to establish an EtherChannel between two directly connected switches? (Choose three.)
- port numbers that are used for the EtherChannel
- VLAN memberships of the interfaces that are used for EtherChannel
- domain names on the switches
- speed of the interfaces that are used for EtherChannel
- duplex settings of the interfaces that are used for EtherChannel
- port security settings on the interfaces that used for EtherChannel
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Question 11 of 25

11. Question
A network administrator is configuring an EtherChannel link between switches SW1 and SW2 by using the command SW1(config-if-range)# channel-group 1 mode passive. Which command must be used on SW2 to enable this EtherChannel?
- SW2(config-if-range)# channel-group 1 mode auto
- SW2(config-if-range)# channel-group 1 mode active
- SW2(config-if-range)# channel-group 1 mode passive
- SW2(config-if-range)# channel-group 1 mode desirable
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Question 12 of 25

12. Question
Refer to the exhibit. An EtherChannel was configured between switches S1 and S2, but the interfaces do not form an EtherChannel. What is the problem?

CCNA3 v6.0 Chapter 4 Exam 008
- The interface port-channel number has to be different on each switch.
- The switch ports were not configured with speed and duplex mode.
- The switch ports have to be configured as access ports with each port having a VLAN assigned.
- The EtherChannel was not configured with the same allowed range of VLANs on each interface.
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Question 13 of 25

13. Question
Refer to the exhibit. A network administrator has decided that an EtherChannel between ports 0/1 and 0/2 on switches S1 and S2 would help performance. After making the configuration, the administrator notices no performance gain. Based on the output that is shown, what two possible assumptions could a network administrator make? (Choose two.)

CCNA3 v6.0 Chapter 4 Exam 006
- The EtherChannel bundle is working.
- The EtherChannel bundle is not working.
- One of the ports on S2 was not configured correctly.
- Switch S2 did not use a compatible EtherChannel mode.
- LACP and PAgP were both used to form the EtherChannel.
- Switch S2 must be configured so that the maximum number of port channels is increased.
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Question 14 of 25

14. Question
Refer to the exhibit. A network administrator issued the show etherchannel summary command on the switch S1. What conclusion can be drawn?

CCNA3 v6.0 Chapter 4 Exam 005
- The EtherChannel is suspended.
- The EtherChannel is not functional.
- The port aggregation protocol PAgP is misconfigured.
- FastEthernet ports Fa0/1, Fa0/2, and Fa0/3 do not join the EtherChannel.
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Question 15 of 25

15. Question
Refer to the exhibit. Based on the command output shown, what is the status of the EtherChannel?

CCNA3 v6.0 Chapter 4 Exam 002
- The EtherChannel is dynamic and is using ports Fa0/10 and Fa0/11 as passive ports.
- The EtherChannel is down as evidenced by the protocol field being empty.
- The EtherChannel is partially functional as indicated by the P flags for the FastEthernet ports.
- The EtherChannel is in use and functional as indicated by the SU and P flags in the command output.
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Question 16 of 25

16. Question
What is a requirement to configure a trunking EtherChannel between two switches?
- The participating interfaces must be physically contiguous on a switch.
- The allowed range of VLANs must be the same on both switches.
- The participating interfaces must be on the same module on a switch.
- The participating interfaces must be assigned the same VLAN number on both switches.
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Question 17 of 25

17. Question
What is the purpose of HSRP?
- It provides a continuous network connection when a router fails.
- It prevents a rogue switch from becoming the STP root.
- It enables an access port to immediately transition to the forwarding state.
- It prevents malicious hosts from connecting to trunk ports.
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Question 18 of 25

18. Question
Which nonproprietary protocol provides router redundancy for a group of routers which support IPv4 LANs?
- HSRP
- VRRPv2
- GLBP
- SLB
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Question 19 of 25

19. Question
Refer to the exhibit. A network administrator configured routers R1 and R2 as part of HSRP group 1. After the routers have been reloaded, a user on Host1 complained of lack of connectivity to the Internet The network administrator issued the show standby brief command on both routers to verify the HSRP operations. In addition, the administrator observed the ARP table on Host1. Which entry should be seen in the ARP table on Host1 in order to gain connectivity to the Internet?

CCNA3 v6.0 Chapter 4 Exam 004
- the IP address and the MAC address of R1
- the virtual IP address and the virtual MAC address for the HSRP group 1
- the virtual IP address of the HSRP group 1 and the MAC address of R1
- the virtual IP address of the HSRP group 1 and the MAC address of R2
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Question 20 of 25

20. Question
Refer to the exhibit. What statement is true about the output of the show standby command?

CCNA3 v6.0 Chapter 4 Exam 003
- The current priority of this router is 120.
- The router is currently forwarding packets.
- This router is tracking two properly operating interfaces.
- This router is in the HSRP down state because its tracked interfaces are down.
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Question 21 of 25

21. Question
Refer to the exhibit. A network engineer is troubleshooting host connectivity on a LAN that uses a first hop redundancy protocol. Which IPv4 gateway address should be configured on the host?

CCNA3 v6.0 Chapter 4 Exam 001
- 192.168.2.0
- 192.168.2.1
- 192.168.2.2
- 192.168.2.100
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Question 22 of 25

22. Question
A network administrator would like to ensure that router R1 is always elected the active router for an HSRP group. Which set of commands would ensure the required results?
- R1(config-if)# ip address 192.168.1.100 255.255.255.0
  R1(config-if)# standby 1 ip 192.168.1.1
  R1(config-if)# standby 1 priority 1
  R1(config-if)# no shutdown
- R1(config-if)# ip address 192.168.1.250 255.255.255.0
  R1(config-if)# standby 1 ip 192.168.1.1
  R1(config-if)# no shutdown
- R1(config-if)# ip address 192.168.1.100 255.255.255.0
  R1(config-if)# standby 1 ip 192.168.1.1
  R1(config-if)# standby 1 priority 255
  R1(config-if)# standby 1 preempt
  R1(config-if)# no shutdown
- R1(config-if)# ip address 192.168.1.100 255.255.255.0
  R1(config-if)# standby 1 ip 192.168.1.1
  R1(config-if)# standby 1 priority 150
  R1(config-if)# no shutdown
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Question 23 of 25

23. Question
Fill in the blank.
In FHRP operation, two or more routers are represented as a single ……………… router.
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Question 24 of 25

24. Question

Match the description to the correct command. (Not all options are used.)

Sort elements

show interface fa0/2 etherchannel
show ip interface brief
show interfaces port-channel1
show etherchannel summary
show etherchannel port-channel

This command shows information about the status of a port that is involved in the Etherchannel.

This command shows information about the reliability of the port channel.

This command is used to check what port channels are configured on a switch.

This command shows the list of ports that are involved in the port channel and the time since the ports were bundled.

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Question 25 of 25

25. Question
Open the PT Activity. Perform the tasks in the activity instructions and then answer the question.
What are two reasons why the ping messages that are issued from Laptop0 towards Laptop1 are failing? (Choose two.)
- The channel group mode is not set correctly on the switches.
- The wrong cable types are connecting the two switches.
- The interface VLAN 1 is shut down on both switches.
- The channel group should be configured as a trunk on each switch.
- The two interfaces on each of the switches belong to different VLANs.
Correct

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