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Routing > Module 9 > Flashcards

Module 9 Flashcards

1
Q

What does HSRP stand for?

A

Hot Standby Router Protocol

HSRP is a Cisco-proprietary First Hop Redundancy Protocol (FHRP) designed for transparent failover.

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2
Q

What is the primary function of HSRP?

A

To allow for transparent failover of a first-hop IP device

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3
Q

In HSRP, what is the role of the active device?

A

To route packets

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4
Q

What happens when the active device fails in HSRP?

A

The standby device takes over routing responsibilities

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5
Q

What is the HSRP priority range?

A

0 to 255

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6
Q

What is preemption in HSRP?

A

The ability of an HSRP router to trigger the re-election process

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7
Q

True or False: The router with the highest HSRP priority becomes the active router.

A

True

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8
Q

List the states of HSRP.

A
  • Initial
  • Learn
  • Listen
  • Speak
  • Standby
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9
Q

What is the default HSRP priority value?

A

100

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10
Q

In HSRP, what is the function of the standby router?

A

To monitor the operational status and take over if the active router fails

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11
Q

Fill in the blank: The standby router assumes the role of the forwarding router when it stops seeing _______ from the active router.

A

Hello messages

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12
Q

What is the purpose of FHRP?

A

To provide alternate default gateways in switched networks

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13
Q

What is the function of the virtual router in FHRP?

A

To present the illusion of a single router to hosts on the LAN

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14
Q

Describe the process that occurs when the active router fails.

A

The standby router takes over the active role and assumes the IPv4 and MAC addresses of the virtual router

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15
Q

What are the two types of FHRP provided by Cisco?

A
  • HSRP
  • HSRP for IPv6
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16
Q

What does VRRP stand for?

A

Virtual Router Redundancy Protocol

17
Q

What is the difference between VRRPv2 and VRRPv3?

A

VRRPv3 supports both IPv4 and IPv6 addresses and is more scalable

18
Q

What is GLBP used for?

A

To protect data traffic from a failed router while allowing load balancing

19
Q

What does IRDP stand for?

A

ICMP Router Discovery Protocol

20
Q

Fill in the blank: End devices are typically configured with a single default gateway _______.

A

IPv4 address

21
Q

What is the maximum time for HSRP hello packets to be missed before a standby router takes over?

A

10 seconds

22
Q

What command is used to configure a router to be the active router in HSRP?

A

standby priority

23
Q

What is the main advantage of using a virtual router?

A

To prevent a single point of failure at the default gateway

24
Q

True or False: With preemption disabled, the first router to boot up becomes the active router regardless of priority.

A

True

Routing (19 decks)

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