Cisco CCNA 200-301 EtherChannel and LACP Practice Test

Topic 15 focuses on EtherChannel and LACP for the Cisco Certified Network Associate (CCNA) certification and the 200-301 exam, using Cisco networking and Cisco IOS concepts where relevant. For broader exam preparation, review the Cisco CCNA 200-301 Exam Dumps page. Each question includes a concise explanation of the correct answer and the technical reason the other choices are incorrect.

Question 1

Which logical link is created by bundling multiple compatible physical Ethernet links?

  1. EtherChannel
  2. Bundled member
  3. Port-channel interface
  4. Layer 2 EtherChannel

Correct Answer: A

 

Correct Answer

Answer A is correct because the selected answer describes a logical link created by bundling multiple compatible physical Ethernet links.

Incorrect Answers

Answer B is incorrect because the “Bundled member” option describes a different concept: a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

Answer C is incorrect because the “Port-channel interface” option describes a different concept: the logical interface that represents the bundled links of an EtherChannel.

Answer D is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

 

Question 2

Which logical interface represents the bundled links of an EtherChannel?

  1. Port-channel interface
  2. Layer 3 EtherChannel
  3. Load balancing
  4. LACP

Correct Answer: A

 

Correct Answer

Answer A is correct because the selected answer describes the logical interface that represents the bundled links of an EtherChannel.

Incorrect Answers

Answer B is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Answer C is incorrect because the “Load balancing” option describes a different concept: the process of distributing flows across member links using a hashing method.

Answer D is incorrect because the “LACP” option describes a different concept: the IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

 

Question 3

Which IEEE link aggregation protocol is used to negotiate and maintain an EtherChannel?

  1. Layer 2 EtherChannel
  2. LACP
  3. Port-channel interface
  4. LACP passive mode

Correct Answer: B

 

Correct Answer

Answer B is correct because the selected answer describes the IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

Incorrect Answers

Answer A is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer C is incorrect because the “Port-channel interface” option describes a different concept: the logical interface that represents the bundled links of an EtherChannel.

Answer D is incorrect because the “LACP passive mode” option describes a different concept: an LACP mode that responds to LACP messages but does not initiate negotiation by itself.

 

Question 4

Which LACP mode actively sends negotiation messages to form a channel?

  1. Configuration consistency
  2. Port-channel interface
  3. LACP active mode
  4. EtherChannel

Correct Answer: C

 

Correct Answer

Answer C is correct because the selected answer describes an LACP mode that actively sends negotiation messages to form a channel.

Incorrect Answers

Answer A is incorrect because the “Configuration consistency” option describes a different concept: the requirement that member interfaces use compatible settings before they can successfully join the same channel.

Answer B is incorrect because the “Port-channel interface” option describes a different concept: the logical interface that represents the bundled links of an EtherChannel.

Answer D is incorrect because the “EtherChannel” option describes a different concept: a logical link created by bundling multiple compatible physical Ethernet links.

 

Question 5

Which LACP mode responds to LACP messages but does not initiate negotiation by itself?

  1. Layer 3 EtherChannel
  2. LACP passive mode
  3. Bundled member
  4. LACP active mode

Correct Answer: B

 

Correct Answer

Answer B is correct because the selected answer describes an LACP mode that responds to LACP messages but does not initiate negotiation by itself.

Incorrect Answers

Answer A is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Answer C is incorrect because the “Bundled member” option describes a different concept: a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

Answer D is incorrect because the “LACP active mode” option describes a different concept: an LACP mode that actively sends negotiation messages to form a channel.

 

Question 6

Which EtherChannel is configured as a switchport and used to carry Layer 2 traffic?

  1. Layer 2 EtherChannel
  2. LACP active mode
  3. LACP passive mode
  4. Layer 3 EtherChannel

Correct Answer: A

 

Correct Answer

Answer A is correct because the selected answer describes an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Incorrect Answers

Answer B is incorrect because the “LACP active mode” option describes a different concept: an LACP mode that actively sends negotiation messages to form a channel.

Answer C is incorrect because the “LACP passive mode” option describes a different concept: an LACP mode that responds to LACP messages but does not initiate negotiation by itself.

Answer D is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

 

Question 7

Which routed EtherChannel is configured with Layer 3 addressing rather than switchport operation?

  1. LACP
  2. Layer 3 EtherChannel
  3. Load balancing
  4. Layer 2 EtherChannel

Correct Answer: B

 

Correct Answer

Answer B is correct because the selected answer describes a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Incorrect Answers

Answer A is incorrect because the “LACP” option describes a different concept: the IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

Answer C is incorrect because the “Load balancing” option describes a different concept: the process of distributing flows across member links using a hashing method.

Answer D is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

 

Question 8

What is the process of distributing flows across member links using a hashing method?

  1. Load balancing
  2. LACP passive mode
  3. Configuration consistency
  4. Bundled member

Correct Answer: A

 

Correct Answer

Answer A is correct because the selected answer describes the process of distributing flows across member links using a hashing method.

Incorrect Answers

Answer B is incorrect because the “LACP passive mode” option describes a different concept: an LACP mode that responds to LACP messages but does not initiate negotiation by itself.

Answer C is incorrect because the “Configuration consistency” option describes a different concept: the requirement that member interfaces use compatible settings before they can successfully join the same channel.

Answer D is incorrect because the “Bundled member” option describes a different concept: a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

 

Question 9

Which EtherChannel prerequisite requires member interfaces to have compatible configuration settings?

  1. Configuration consistency
  2. EtherChannel
  3. LACP active mode
  4. LACP

Correct Answer: A

 

Correct Answer

Answer A is correct because the selected answer describes the requirement that member interfaces use compatible settings before they can successfully join the same channel.

Incorrect Answers

Answer B is incorrect because the “EtherChannel” option describes a different concept: a logical link created by bundling multiple compatible physical Ethernet links.

Answer C is incorrect because the “LACP active mode” option describes a different concept: an LACP mode that actively sends negotiation messages to form a channel.

Answer D is incorrect because the “LACP” option describes a different concept: the IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

 

Question 10

Which physical interface has successfully joined and is forwarding as part of an EtherChannel?

  1. Bundled member
  2. Layer 3 EtherChannel
  3. Port-channel interface
  4. Layer 2 EtherChannel

Correct Answer: A

 

Correct Answer

Answer A is correct because the selected answer describes a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

Incorrect Answers

Answer B is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Answer C is incorrect because the “Port-channel interface” option describes a different concept: the logical interface that represents the bundled links of an EtherChannel.

Answer D is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

 

Question 11

For EtherChannel, which statement is accurate?

  1. An LACP mode that actively sends negotiation messages to form a channel.
  2. A logical link created by bundling multiple compatible physical Ethernet links.
  3. The process of distributing flows across member links using a hashing method.
  4. An EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Correct Answer: B

 

Correct Answer

Answer B is correct because the selected answer describes a logical link created by bundling multiple compatible physical Ethernet links.

Incorrect Answers

Answer A is incorrect because the “LACP active mode” option describes a different concept: an LACP mode that actively sends negotiation messages to form a channel.

Answer C is incorrect because the “Load balancing” option describes a different concept: the process of distributing flows across member links using a hashing method.

Answer D is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

 

Question 12

For Port-channel interface, which statement is accurate?

  1. A routed EtherChannel configured with Layer 3 addressing rather than switchport operation.
  2. An EtherChannel configured as a switchport and used to carry Layer 2 traffic.
  3. The logical interface that represents the bundled links of an EtherChannel.
  4. The IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

Correct Answer: C

 

Correct Answer

Answer C is correct because the selected answer describes the logical interface that represents the bundled links of an EtherChannel.

Incorrect Answers

Answer A is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Answer B is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer D is incorrect because the “LACP” option describes a different concept: the IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

 

Question 13

For LACP, which statement is accurate?

  1. An EtherChannel configured as a switchport and used to carry Layer 2 traffic.
  2. The process of distributing flows across member links using a hashing method.
  3. A logical link created by bundling multiple compatible physical Ethernet links.
  4. The IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

Correct Answer: D

 

Correct Answer

Answer D is correct because it accurately defines LACP. The matching definition is: The IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

Incorrect Answers

Answer A is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer B is incorrect because the “Load balancing” option describes a different concept: the process of distributing flows across member links using a hashing method.

Answer C is incorrect because the “EtherChannel” option describes a different concept: a logical link created by bundling multiple compatible physical Ethernet links.

 

Question 14

For LACP active mode, which statement is accurate?

  1. A logical link created by bundling multiple compatible physical Ethernet links.
  2. The requirement that member interfaces use compatible settings before they can successfully join the same channel.
  3. An LACP mode that actively sends negotiation messages to form a channel.
  4. The logical interface that represents the bundled links of an EtherChannel.

Correct Answer: C

 

Correct Answer

Answer C is correct because the choice accurately describes LACP active mode: An LACP mode that actively sends negotiation messages to form a channel.

Incorrect Answers

Answer A is incorrect because the “EtherChannel” option describes a different concept: a logical link created by bundling multiple compatible physical Ethernet links.

Answer B is incorrect because the “Configuration consistency” option describes a different concept: the requirement that member interfaces use compatible settings before they can successfully join the same channel.

Answer D is incorrect because the “Port-channel interface” option describes a different concept: the logical interface that represents the bundled links of an EtherChannel.

 

Question 15

For LACP passive mode, which statement is accurate?

  1. An EtherChannel configured as a switchport and used to carry Layer 2 traffic.
  2. A logical link created by bundling multiple compatible physical Ethernet links.
  3. The process of distributing flows across member links using a hashing method.
  4. An LACP mode that responds to LACP messages but does not initiate negotiation by itself.

Correct Answer: D

 

Correct Answer

Answer D is correct because the selected answer describes an LACP mode that responds to LACP messages but does not initiate negotiation by itself.

Incorrect Answers

Answer A is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer B is incorrect because the “EtherChannel” option describes a different concept: a logical link created by bundling multiple compatible physical Ethernet links.

Answer C is incorrect because the “Load balancing” option describes a different concept: the process of distributing flows across member links using a hashing method.

 

Question 16

For Layer 2 EtherChannel, which statement is accurate?

  1. The requirement that member interfaces use compatible settings before they can successfully join the same channel.
  2. An EtherChannel configured as a switchport and used to carry Layer 2 traffic.
  3. The IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.
  4. A physical interface that has successfully joined and is forwarding as part of an EtherChannel.

Correct Answer: B

 

Correct Answer

Answer B is correct because the selected answer describes an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Incorrect Answers

Answer A is incorrect because the “Configuration consistency” option describes a different concept: the requirement that member interfaces use compatible settings before they can successfully join the same channel.

Answer C is incorrect because the “LACP” option describes a different concept: the IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

Answer D is incorrect because the “Bundled member” option describes a different concept: a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

 

Question 17

For Layer 3 EtherChannel, which statement is accurate?

  1. An LACP mode that responds to LACP messages but does not initiate negotiation by itself.
  2. A routed EtherChannel configured with Layer 3 addressing rather than switchport operation.
  3. An EtherChannel configured as a switchport and used to carry Layer 2 traffic.
  4. The logical interface that represents the bundled links of an EtherChannel.

Correct Answer: B

 

Correct Answer

Answer B is correct because it accurately defines Layer 3 EtherChannel. The matching definition is: A routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Incorrect Answers

Answer A is incorrect because the “LACP passive mode” option describes a different concept: an LACP mode that responds to LACP messages but does not initiate negotiation by itself.

Answer C is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer D is incorrect because the “Port-channel interface” option describes a different concept: the logical interface that represents the bundled links of an EtherChannel.

 

Question 18

For Load balancing, which statement is accurate?

  1. An EtherChannel configured as a switchport and used to carry Layer 2 traffic.
  2. The process of distributing flows across member links using a hashing method.
  3. A logical link created by bundling multiple compatible physical Ethernet links.
  4. The logical interface that represents the bundled links of an EtherChannel.

Correct Answer: B

 

Correct Answer

Answer B is correct because the choice accurately describes Load balancing: The process of distributing flows across member links using a hashing method.

Incorrect Answers

Answer A is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer C is incorrect because the “EtherChannel” option describes a different concept: a logical link created by bundling multiple compatible physical Ethernet links.

Answer D is incorrect because the “Port-channel interface” option describes a different concept: the logical interface that represents the bundled links of an EtherChannel.

 

Question 19

For Configuration consistency, which statement is accurate?

  1. An EtherChannel configured as a switchport and used to carry Layer 2 traffic.
  2. The process of distributing flows across member links using a hashing method.
  3. A physical interface that has successfully joined and is forwarding as part of an EtherChannel.
  4. The requirement that member interfaces use compatible settings before they can successfully join the same channel.

Correct Answer: D

 

Correct Answer

Answer D is correct because the selected answer describes the requirement that member interfaces use compatible settings before they can successfully join the same channel.

Incorrect Answers

Answer A is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer B is incorrect because the “Load balancing” option describes a different concept: the process of distributing flows across member links using a hashing method.

Answer C is incorrect because the “Bundled member” option describes a different concept: a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

 

Question 20

For Bundled member, which statement is accurate?

  1. The process of distributing flows across member links using a hashing method.
  2. A routed EtherChannel configured with Layer 3 addressing rather than switchport operation.
  3. A physical interface that has successfully joined and is forwarding as part of an EtherChannel.
  4. A logical link created by bundling multiple compatible physical Ethernet links.

Correct Answer: C

 

Correct Answer

Answer C is correct because the selected answer describes a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

Incorrect Answers

Answer A is incorrect because the “Load balancing” option describes a different concept: the process of distributing flows across member links using a hashing method.

Answer B is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Answer D is incorrect because the “EtherChannel” option describes a different concept: a logical link created by bundling multiple compatible physical Ethernet links.

 

Question 21

Four compatible Ethernet links must be presented to the switching topology as one logical connection. Which feature provides this bundle?

  1. Configuration consistency
  2. Layer 2 EtherChannel
  3. EtherChannel
  4. Layer 3 EtherChannel

Correct Answer: C

 

Correct Answer

Answer C is correct because EtherChannel directly provides the function required by the scenario. A logical link created by bundling multiple compatible physical Ethernet links.

Incorrect Answers

Answer A is incorrect because the “Configuration consistency” option describes a different concept: the requirement that member interfaces use compatible settings before they can successfully join the same channel.

Answer B is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer D is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

 

Question 22

While working on a Layer 2 troubleshooting session, an administrator encounters this requirement: The logical interface that represents the bundled links of an EtherChannel. Which answer is the most precise match?

  1. Bundled member
  2. Layer 2 EtherChannel
  3. Port-channel interface
  4. EtherChannel

Correct Answer: C

 

Correct Answer

Answer C is correct because the operational requirement in the stem maps to Port-channel interface: The logical interface that represents the bundled links of an EtherChannel.

Incorrect Answers

Answer A is incorrect because the “Bundled member” option describes a different concept: a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

Answer B is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer D is incorrect because the “EtherChannel” option describes a different concept: a logical link created by bundling multiple compatible physical Ethernet links.

 

Question 23

In a campus access-layer change, the team must identify the technology that provides the following function: The IEEE link aggregation protocol used to negotiate and maintain an EtherChannel. Which option should be selected?

  1. Layer 2 EtherChannel
  2. LACP
  3. Layer 3 EtherChannel
  4. Port-channel interface

Correct Answer: B

 

Correct Answer

Answer B is correct because LACP is the most precise fit for the stated requirement. The IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

Incorrect Answers

Answer A is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer C is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Answer D is incorrect because the “Port-channel interface” option describes a different concept: the logical interface that represents the bundled links of an EtherChannel.

 

Question 24

One endpoint of a proposed LACP channel must initiate negotiation rather than merely respond. Which mode should be configured on that endpoint?

  1. Bundled member
  2. Port-channel interface
  3. LACP passive mode
  4. LACP active mode

Correct Answer: D

 

Correct Answer

Answer D is correct because the scenario is describing the role of LACP active mode. An LACP mode that actively sends negotiation messages to form a channel.

Incorrect Answers

Answer A is incorrect because the “Bundled member” option describes a different concept: a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

Answer B is incorrect because the “Port-channel interface” option describes a different concept: the logical interface that represents the bundled links of an EtherChannel.

Answer C is incorrect because the “LACP passive mode” option describes a different concept: an LACP mode that responds to LACP messages but does not initiate negotiation by itself.

 

Question 25

During a network access design review, the design calls for the following capability: An LACP mode that responds to LACP messages but does not initiate negotiation by itself. Which option names that capability most accurately?

  1. Layer 3 EtherChannel
  2. Configuration consistency
  3. Load balancing
  4. LACP passive mode

Correct Answer: D

 

Correct Answer

Answer D is correct because LACP passive mode directly provides the function required by the scenario. An LACP mode that responds to LACP messages but does not initiate negotiation by itself.

Incorrect Answers

Answer A is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Answer B is incorrect because the “Configuration consistency” option describes a different concept: the requirement that member interfaces use compatible settings before they can successfully join the same channel.

Answer C is incorrect because the “Load balancing” option describes a different concept: the process of distributing flows across member links using a hashing method.

 

Question 26

A port-channel carries switched VLAN traffic rather than acting as a routed interface. Which type of EtherChannel is this?

  1. Layer 3 EtherChannel
  2. Load balancing
  3. EtherChannel
  4. Layer 2 EtherChannel

Correct Answer: D

 

Correct Answer

Answer D is correct because the operational requirement in the stem maps to Layer 2 EtherChannel: An EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Incorrect Answers

Answer A is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Answer B is incorrect because the “Load balancing” option describes a different concept: the process of distributing flows across member links using a hashing method.

Answer C is incorrect because the “EtherChannel” option describes a different concept: a logical link created by bundling multiple compatible physical Ethernet links.

 

Question 27

While working on a Layer 2 troubleshooting session, an administrator encounters this requirement: A routed EtherChannel configured with Layer 3 addressing rather than switchport operation. Which answer is the most precise match?

  1. Layer 3 EtherChannel
  2. LACP
  3. Bundled member
  4. Layer 2 EtherChannel

Correct Answer: A

 

Correct Answer

Answer A is correct because Layer 3 EtherChannel is the most precise fit for the stated requirement. A routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

Incorrect Answers

Answer B is incorrect because the “LACP” option describes a different concept: the IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

Answer C is incorrect because the “Bundled member” option describes a different concept: a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

Answer D is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

 

Question 28

In a campus access-layer change, the team must identify the technology that provides the following function: The process of distributing flows across member links using a hashing method. Which option should be selected?

  1. LACP passive mode
  2. Bundled member
  3. Layer 3 EtherChannel
  4. Load balancing

Correct Answer: D

 

Correct Answer

Answer D is correct because the scenario is describing the role of Load balancing. The process of distributing flows across member links using a hashing method.

Incorrect Answers

Answer A is incorrect because the “LACP passive mode” option describes a different concept: an LACP mode that responds to LACP messages but does not initiate negotiation by itself.

Answer B is incorrect because the “Bundled member” option describes a different concept: a physical interface that has successfully joined and is forwarding as part of an EtherChannel.

Answer C is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

 

Question 29

An engineer checks member-port speed, trunking and VLAN settings before adding interfaces to a port-channel. Which EtherChannel prerequisite is being verified?

  1. Configuration consistency
  2. Port-channel interface
  3. LACP
  4. Layer 3 EtherChannel

Correct Answer: A

 

Correct Answer

Answer A is correct because Configuration consistency directly provides the function required by the scenario. The requirement that member interfaces use compatible settings before they can successfully join the same channel.

Incorrect Answers

Answer B is incorrect because the “Port-channel interface” option describes a different concept: the logical interface that represents the bundled links of an EtherChannel.

Answer C is incorrect because the “LACP” option describes a different concept: the IEEE link aggregation protocol used to negotiate and maintain an EtherChannel.

Answer D is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

 

Question 30

During a network access design review, the design calls for the following capability: A physical interface that has successfully joined and is forwarding as part of an EtherChannel. Which option names that capability most accurately?

  1. LACP passive mode
  2. Layer 2 EtherChannel
  3. Bundled member
  4. Layer 3 EtherChannel

Correct Answer: C

 

Correct Answer

Answer C is correct because the operational requirement in the stem maps to Bundled member: A physical interface that has successfully joined and is forwarding as part of an EtherChannel.

Incorrect Answers

Answer A is incorrect because the “LACP passive mode” option describes a different concept: an LACP mode that responds to LACP messages but does not initiate negotiation by itself.

Answer B is incorrect because the “Layer 2 EtherChannel” option describes a different concept: an EtherChannel configured as a switchport and used to carry Layer 2 traffic.

Answer D is incorrect because the “Layer 3 EtherChannel” option describes a different concept: a routed EtherChannel configured with Layer 3 addressing rather than switchport operation.

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