Cisco CCNA 200-301 First-Hop Redundancy Protocols Practice Test

Topic 24 focuses on First-Hop Redundancy Protocols 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 design provides hosts with a resilient default-gateway service even if one physical gateway fails?

1. Interface tracking
2. First-hop redundancy
3. GLBP
4. Priority

Correct Answer: B

 

Correct Answer

Answer B is correct because the selected answer describes a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Incorrect Answers

Answer A is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Answer C is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Answer D is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

 

Question 2

Which shared default-gateway IP address is used by hosts when a first-hop redundancy protocol is deployed?

1. Virtual IP address
2. First-hop redundancy
3. GLBP
4. Failover

Correct Answer: A

 

Correct Answer

Answer A is correct because the selected answer describes the shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.

Incorrect Answers

Answer B is incorrect because the “First-hop redundancy” option describes a different concept: a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Answer C is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Answer D is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

 

Question 3

Which shared or protocol-generated MAC address is associated with the virtual default gateway?

1. Virtual MAC address
2. Interface tracking
3. HSRP
4. GLBP

Correct Answer: A

 

Correct Answer

Answer A is correct because the selected answer describes a shared or protocol-generated MAC address associated with the virtual default gateway.

Incorrect Answers

Answer B is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Answer C is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

Answer D is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

 

Question 4

Which Cisco first-hop redundancy protocol elects an active and standby router for a virtual gateway?

1. Priority
2. Virtual IP address
3. HSRP
4. GLBP

Correct Answer: C

 

Correct Answer

Answer C is correct because the selected answer describes a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

Incorrect Answers

Answer A is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Answer B is incorrect because the “Virtual IP address” option describes a different concept: the shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.

Answer D is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

 

Question 5

Which open-standard first-hop redundancy protocol provides a virtual router function for default-gateway resilience?

1. HSRP
2. Virtual MAC address
3. Priority
4. VRRP

Correct Answer: D

 

Correct Answer

Answer D is correct because the selected answer describes an open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.

Incorrect Answers

Answer A is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

Answer B is incorrect because the “Virtual MAC address” option describes a different concept: a shared or protocol-generated MAC address associated with the virtual default gateway.

Answer C is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

 

Question 6

Which Cisco first-hop redundancy protocol is designed to provide gateway redundancy with load-sharing capabilities?

1. Virtual IP address
2. First-hop redundancy
3. Interface tracking
4. GLBP

Correct Answer: D

 

Correct Answer

Answer D is correct because the selected answer describes a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Incorrect Answers

Answer A is incorrect because the “Virtual IP address” option describes a different concept: the shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.

Answer B is incorrect because the “First-hop redundancy” option describes a different concept: a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Answer C is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

 

Question 7

Which value is used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role?

1. Priority
2. Virtual IP address
3. Interface tracking
4. HSRP

Correct Answer: A

 

Correct Answer

Answer A is correct because the selected answer describes a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Incorrect Answers

Answer B is incorrect because the “Virtual IP address” option describes a different concept: the shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.

Answer C is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Answer D is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

 

Question 8

Which feature allows a higher-priority device to retake the preferred gateway role after it returns to service?

1. HSRP
2. Preemption
3. Priority
4. First-hop redundancy

Correct Answer: B

 

Correct Answer

Answer B is correct because the selected answer describes a feature that allows a higher-priority device to retake the preferred gateway role after it returns to service.

Incorrect Answers

Answer A is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

Answer C is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Answer D is incorrect because the “First-hop redundancy” option describes a different concept: a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

 

Question 9

Which redundancy feature can lower a gateway device’s priority when an important upstream interface or object fails?

1. Interface tracking
2. Priority
3. GLBP
4. HSRP

Correct Answer: A

 

Correct Answer

Answer A is correct because the selected answer describes a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Incorrect Answers

Answer B is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Answer C is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Answer D is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

 

Question 10

What is the transition of the virtual gateway forwarding role from one physical device to another after a failure?

1. Virtual IP address
2. Failover
3. Priority
4. Interface tracking

Correct Answer: B

 

Correct Answer

Answer B is correct because the selected answer describes the transition of the virtual gateway forwarding role from one physical device to another after a failure.

Incorrect Answers

Answer A is incorrect because the “Virtual IP address” option describes a different concept: the shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.

Answer C is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Answer D is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

 

Question 11

For First-hop redundancy, which statement is accurate?

1. A Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.
2. The transition of the virtual gateway forwarding role from one physical device to another after a failure.
3. A design that provides hosts with a resilient default-gateway service even if one physical gateway fails.
4. A Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

Correct Answer: C

 

Correct Answer

Answer C is correct because the selected answer describes a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Incorrect Answers

Answer A is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Answer B is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

Answer D is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

 

Question 12

For Virtual IP address, which statement is accurate?

1. The shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.
2. An open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.
3. The transition of the virtual gateway forwarding role from one physical device to another after a failure.
4. A design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Correct Answer: A

 

Correct Answer

Answer A is correct because it accurately defines Virtual IP address. The matching definition is: The shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.

Incorrect Answers

Answer B is incorrect because the “VRRP” option describes a different concept: an open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.

Answer C is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

Answer D is incorrect because the “First-hop redundancy” option describes a different concept: a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

 

Question 13

For Virtual MAC address, which statement is accurate?

1. A Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.
2. A shared or protocol-generated MAC address associated with the virtual default gateway.
3. The transition of the virtual gateway forwarding role from one physical device to another after a failure.
4. A redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Correct Answer: B

 

Correct Answer

Answer B is correct because the choice accurately describes Virtual MAC address: A shared or protocol-generated MAC address associated with the virtual default gateway.

Incorrect Answers

Answer A is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

Answer C is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

Answer D is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

 

Question 14

For HSRP, which statement is accurate?

1. The shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.
2. A value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.
3. A Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.
4. The transition of the virtual gateway forwarding role from one physical device to another after a failure.

Correct Answer: C

 

Correct Answer

Answer C is correct because the selected answer describes a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

Incorrect Answers

Answer A is incorrect because the “Virtual IP address” option describes a different concept: the shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.

Answer B is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Answer D is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

 

Question 15

For VRRP, which statement is accurate?

1. A Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.
2. The transition of the virtual gateway forwarding role from one physical device to another after a failure.
3. An open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.
4. A shared or protocol-generated MAC address associated with the virtual default gateway.

Correct Answer: C

 

Correct Answer

Answer C is correct because the selected answer describes an open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.

Incorrect Answers

Answer A is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Answer B is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

Answer D is incorrect because the “Virtual MAC address” option describes a different concept: a shared or protocol-generated MAC address associated with the virtual default gateway.

 

Question 16

For GLBP, which statement is accurate?

1. A design that provides hosts with a resilient default-gateway service even if one physical gateway fails.
2. A feature that allows a higher-priority device to retake the preferred gateway role after it returns to service.
3. A Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.
4. A Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Correct Answer: D

 

Correct Answer

Answer D is correct because it accurately defines GLBP. The matching definition is: A Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Incorrect Answers

Answer A is incorrect because the “First-hop redundancy” option describes a different concept: a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Answer B is incorrect because the “Preemption” option describes a different concept: a feature that allows a higher-priority device to retake the preferred gateway role after it returns to service.

Answer C is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

 

Question 17

For Priority, which statement is accurate?

1. A value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.
2. A design that provides hosts with a resilient default-gateway service even if one physical gateway fails.
3. A Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.
4. The transition of the virtual gateway forwarding role from one physical device to another after a failure.

Correct Answer: A

 

Correct Answer

Answer A is correct because the choice accurately describes Priority: A value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Incorrect Answers

Answer B is incorrect because the “First-hop redundancy” option describes a different concept: a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Answer C is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Answer D is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

 

Question 18

For Preemption, which statement is accurate?

1. The transition of the virtual gateway forwarding role from one physical device to another after a failure.
2. A redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.
3. A Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.
4. A feature that allows a higher-priority device to retake the preferred gateway role after it returns to service.

Correct Answer: D

 

Correct Answer

Answer D is correct because the selected answer describes a feature that allows a higher-priority device to retake the preferred gateway role after it returns to service.

Incorrect Answers

Answer A is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

Answer B is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Answer C is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

 

Question 19

For Interface tracking, which statement is accurate?

1. A value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.
2. An open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.
3. A redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.
4. A design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Correct Answer: C

 

Correct Answer

Answer C is correct because the selected answer describes a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Incorrect Answers

Answer A is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Answer B is incorrect because the “VRRP” option describes a different concept: an open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.

Answer D is incorrect because the “First-hop redundancy” option describes a different concept: a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

 

Question 20

For Failover, which statement is accurate?

1. A value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.
2. The transition of the virtual gateway forwarding role from one physical device to another after a failure.
3. A feature that allows a higher-priority device to retake the preferred gateway role after it returns to service.
4. A Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

Correct Answer: B

 

Correct Answer

Answer B is correct because it accurately defines Failover. The matching definition is: The transition of the virtual gateway forwarding role from one physical device to another after a failure.

Incorrect Answers

Answer A is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Answer C is incorrect because the “Preemption” option describes a different concept: a feature that allows a higher-priority device to retake the preferred gateway role after it returns to service.

Answer D is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

 

Question 21

During an IP connectivity troubleshooting session, the design calls for the following capability: A design that provides hosts with a resilient default-gateway service even if one physical gateway fails. Which option names that capability most accurately?

1. Virtual MAC address
2. Interface tracking
3. VRRP
4. First-hop redundancy

Correct Answer: D

 

Correct Answer

Answer D is correct because the operational requirement in the stem maps to First-hop redundancy: A design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Incorrect Answers

Answer A is incorrect because the “Virtual MAC address” option describes a different concept: a shared or protocol-generated MAC address associated with the virtual default gateway.

Answer B is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Answer C is incorrect because the “VRRP” option describes a different concept: an open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.

 

Question 22

Hosts must retain the same default-gateway address even if the physical forwarding router changes. Which first-hop redundancy address should the hosts use?

1. VRRP
2. First-hop redundancy
3. Virtual IP address
4. GLBP

Correct Answer: C

 

Correct Answer

Answer C is correct because Virtual IP address is the most precise fit for the stated requirement. The shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.

Incorrect Answers

Answer A is incorrect because the “VRRP” option describes a different concept: an open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.

Answer B is incorrect because the “First-hop redundancy” option describes a different concept: a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Answer D is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

 

Question 23

While working on a packet-forwarding problem, an administrator encounters this requirement: A shared or protocol-generated MAC address associated with the virtual default gateway. Which answer is the most precise match?

1. Virtual IP address
2. GLBP
3. Failover
4. Virtual MAC address

Correct Answer: D

 

Correct Answer

Answer D is correct because the scenario is describing the role of Virtual MAC address. A shared or protocol-generated MAC address associated with the virtual default gateway.

Incorrect Answers

Answer A is incorrect because the “Virtual IP address” option describes a different concept: the shared default-gateway IP address used by hosts when a first-hop redundancy protocol is deployed.

Answer B is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Answer C is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

 

Question 24

In a branch routing change, the team must identify the technology that provides the following function: A Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway. Which option should be selected?

1. Interface tracking
2. Virtual MAC address
3. HSRP
4. Failover

Correct Answer: C

 

Correct Answer

Answer C is correct because HSRP directly provides the function required by the scenario. A Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

Incorrect Answers

Answer A is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Answer B is incorrect because the “Virtual MAC address” option describes a different concept: a shared or protocol-generated MAC address associated with the virtual default gateway.

Answer D is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

 

Question 25

A gateway-redundancy design must use an open-standard virtual-router protocol across compatible equipment. Which listed protocol satisfies this requirement?

1. Priority
2. VRRP
3. GLBP
4. Interface tracking

Correct Answer: B

 

Correct Answer

Answer B is correct because the operational requirement in the stem maps to VRRP: An open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.

Incorrect Answers

Answer A is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Answer C is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Answer D is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

 

Question 26

During an IP connectivity troubleshooting session, the design calls for the following capability: A Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities. Which option names that capability most accurately?

1. GLBP
2. Virtual MAC address
3. First-hop redundancy
4. HSRP

Correct Answer: A

 

Correct Answer

Answer A is correct because GLBP is the most precise fit for the stated requirement. A Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Incorrect Answers

Answer B is incorrect because the “Virtual MAC address” option describes a different concept: a shared or protocol-generated MAC address associated with the virtual default gateway.

Answer C is incorrect because the “First-hop redundancy” option describes a different concept: a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.

Answer D is incorrect because the “HSRP” option describes a different concept: a Cisco first-hop redundancy protocol that elects an active and standby router for a virtual gateway.

 

Question 27

Two redundant gateways are eligible to forward for a virtual router. The administrator adjusts a numeric preference to favor one device. Which setting is being changed?

1. Priority
2. Interface tracking
3. VRRP
4. Failover

Correct Answer: A

 

Correct Answer

Answer A is correct because the scenario is describing the role of Priority. A value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Incorrect Answers

Answer B is incorrect because the “Interface tracking” option describes a different concept: a redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Answer C is incorrect because the “VRRP” option describes a different concept: an open-standard first-hop redundancy protocol that provides a virtual router function for default-gateway resilience.

Answer D is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

 

Question 28

While working on a packet-forwarding problem, an administrator encounters this requirement: A feature that allows a higher-priority device to retake the preferred gateway role after it returns to service. Which answer is the most precise match?

1. GLBP
2. Preemption
3. Virtual MAC address
4. Failover

Correct Answer: B

 

Correct Answer

Answer B is correct because Preemption directly provides the function required by the scenario. A feature that allows a higher-priority device to retake the preferred gateway role after it returns to service.

Incorrect Answers

Answer A is incorrect because the “GLBP” option describes a different concept: a Cisco first-hop redundancy protocol designed to provide gateway redundancy with load-sharing capabilities.

Answer C is incorrect because the “Virtual MAC address” option describes a different concept: a shared or protocol-generated MAC address associated with the virtual default gateway.

Answer D is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

 

Question 29

In a branch routing change, the team must identify the technology that provides the following function: A redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails. Which option should be selected?

1. Failover
2. Preemption
3. Priority
4. Interface tracking

Correct Answer: D

 

Correct Answer

Answer D is correct because the operational requirement in the stem maps to Interface tracking: A redundancy feature that can lower a gateway device’s priority when an important upstream interface or object fails.

Incorrect Answers

Answer A is incorrect because the “Failover” option describes a different concept: the transition of the virtual gateway forwarding role from one physical device to another after a failure.

Answer B is incorrect because the “Preemption” option describes a different concept: a feature that allows a higher-priority device to retake the preferred gateway role after it returns to service.

Answer C is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

 

Question 30

The active gateway fails and another physical router takes over forwarding for the virtual gateway. What is this transition called?

1. Priority
2. Failover
3. Virtual MAC address
4. First-hop redundancy

Correct Answer: B

 

Correct Answer

Answer B is correct because Failover is the most precise fit for the stated requirement. The transition of the virtual gateway forwarding role from one physical device to another after a failure.

Incorrect Answers

Answer A is incorrect because the “Priority” option describes a different concept: a value used by many first-hop redundancy protocols to influence which device assumes the preferred forwarding role.

Answer C is incorrect because the “Virtual MAC address” option describes a different concept: a shared or protocol-generated MAC address associated with the virtual default gateway.

Answer D is incorrect because the “First-hop redundancy” option describes a different concept: a design that provides hosts with a resilient default-gateway service even if one physical gateway fails.