First Hop Redundancy Protocols

Question 1

What is the primary purpose of First Hop Redundancy Protocols (FHRPs)?
A) To provide load balancing between multiple routers
B) To allow multiple routers to share a single IP address for default gateway redundancy
C) To encrypt traffic between hosts and the default gateway
D) To reduce the number of broadcast domains in a network

Answer 1

Answer: B

Question 2

Which of the following is NOT an FHRP?
A) HSRP
B) VRRP
C) GLBP
D) STP

Answer 2

Answer: D

Question 3

What is the default priority value for HSRP?
A) 0
B) 100
C) 200
D) 255

Answer 3

Answer: B

Question 4

Which FHRP is an IEEE standard?
A) HSRP
B) VRRP
C) GLBP
D) IRDP

Answer 4

Answer: B

Question 5

In HSRP, what is the role of the router with the highest priority?
A) Standby router
B) Active router
C) Listening router
D) Backup router

Answer 5

Answer: B

Question 6

What multicast address does HSRPv2 use?
A) 224.0.0.2
B) 224.0.0.5
C) 224.0.0.102
D) 224.0.0.18

Answer 6

Answer: C

Question 7

Which command enables HSRP on an interface?
A) standby ip
B) hsrp enable
C) vrrp ip
D) glbp ip

Answer 7

Answer: A

Question 8

What is the default HSRP hello timer?
A) 1 second
B) 3 seconds
C) 10 seconds
D) 30 seconds

Answer 8

Answer: B

Question 9

Which FHRP supports load balancing by default?
A) HSRP
B) VRRP
C) GLBP
D) IRDP

Answer 9

Answer: C

Question 10

What is the virtual MAC address format for HSRPv1 group 10?
A) 0000.0C07.AC0A
B) 0000.0C9F.F00A
C) 0000.5E00.010A
D) 0200.5E00.010A

Answer 10

Answer: A

Question 11

Which protocol uses the virtual MAC address format 0000.5E00.01XX?
A) HSRP
B) VRRP
C) GLBP
D) IRDP

Answer 11

Answer: B

Question 12

What is the default VRRP priority?
A) 50
B) 100
C) 150
D) 200

Answer 12

Answer: B

Question 13

Which command is used to configure VRRP?
A) vrrp group ip
B) standby vrrp ip
C) vrrp ip
D) vrrp [group-number] ip [virtual-ip]

Answer 13

Answer: D

Question 14

What is the VRRP multicast address?
A) 224.0.0.2
B) 224.0.0.5
C) 224.0.0.18
D) 224.0.0.102

Answer 14

Answer: C

Question 15

Which FHRP allows multiple routers to actively forward traffic for the same VLAN?
A) HSRP
B) VRRP
C) GLBP
D) IRDP

Answer 15

Answer: C

Question 16

What is the default GLBP load-balancing method?
A) Round-robin
B) Weighted
C) Host-dependent
D) Least-connections

Answer 16

Answer: A

Question 17

Which command assigns a weight to a GLBP forwarder?
A) glbp weighting
B) glbp priority
C) glbp load-balance
D) glbp forwarder

Answer 17

Answer: A

Question 18

What multicast address does GLBP use?
A) 224.0.0.2
B) 224.0.0.5
C) 224.0.0.102
D) 224.0.0.18

Answer 18

Answer: C

Question 19

19. In GLBP, what is the role of the AVG (Active Virtual Gateway)?
    A) It forwards all traffic for the group
    B) It assigns virtual MAC addresses to AVFs
    C) It acts as a backup gateway
    D) It monitors the health of other routers

Answer 19

Answer: B

Question 20

What is the default GLBP hello timer?
A) 1 second
B) 3 seconds
C) 10 seconds
D) 30 seconds

Answer 20

Answer: B

Question 21

Which protocol is Cisco-proprietary?
A) HSRP
B) VRRP
C) GLBP
D) Both A and C

Answer: D

Answer 21

Answer: D

Question 22

What happens if an HSRP active router fails?
A) The standby router takes over
B) All hosts lose connectivity
C) The virtual IP changes
D) The network switches to STP

Answer 22

Answer: A

Question 23

Which command sets the HSRP priority?
A) standby priority
B) hsrp priority
C) standby [group] priority
D) vrrp priority

Answer 23

Answer: C

Question 24

What is the maximum HSRP priority value?
A) 100
B) 200
C) 254
D) 255

Answer 24

Answer: D

Question 25

Which FHRP does NOT require a preemption configuration for a higher-priority router to take over? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 25

Answer: B

Question 26

What is the purpose of HSRP preemption? A) To allow a higher-priority router to reclaim the active role B) To prevent MAC address conflicts C) To enable load balancing D) To encrypt HSRP messages

Answer 26

Answer: A

Question 27

Which FHRP is commonly used in multi-vendor environments? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 27

Answer: B

Question 28

What is the GLBP virtual MAC address format? A) 0007.B4XX.XXXX B) 0000.0C07.ACXX C) 0000.5E00.01XX D) 0200.5E00.01XX

Answer 28

Answer: A

Question 29

Which command enables GLBP on an interface? A) glbp [group] ip [virtual-ip] B) standby glbp ip C) hsrp glbp ip D) vrrp glbp ip

Answer 29

Answer: A

Question 30

What is the default HSRP hold timer? A) 3 seconds B) 10 seconds C) 30 seconds D) 60 seconds

Answer 30

Answer: B

Question 31

Which FHRP uses the term "Master" instead of "Active"? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 31

Answer: B

Question 32

What is the purpose of HSRP tracking? A) To monitor the status of another interface and adjust priority B) To encrypt HSRP messages C) To enable load balancing D) To change the virtual IP dynamically

Answer 32

Answer: A

Question 33

Which command configures HSRP tracking? A) standby track B) hsrp track C) vrrp track D) glbp track

Answer 33

Answer: A

Question 34

What happens if a tracked interface goes down in HSRP? A) The router’s priority decreases B) The router’s priority increases C) The virtual IP changes D) The router disables HSRP

Answer 34

Answer: A

Question 35

Which FHRP allows up to 255 groups per interface? A) HSRPv1 B) HSRPv2 C) VRRP D) GLBP

Answer 35

Answer: B

Question 36

What is the maximum number of HSRPv1 groups per interface? A) 16 B) 255 C) 256 D) 1024

Answer 36

Answer: B

Question 37

Which FHRP version supports IPv6? A) HSRPv1 B) HSRPv2 C) VRRPv2 D) GLBPv1

Answer 37

Answer: B

Question 38

What is the VRRP version that supports IPv6? A) VRRPv1 B) VRRPv2 C) VRRPv3 D) VRRPv4

Answer 38

Answer: C

Question 39

Which command shows HSRP status? A) show standby B) show hsrp C) show vrrp D) show glbp

Answer 39

Answer: A

Question 40

Which command shows VRRP status? A) show standby B) show hsrp C) show vrrp D) show glbp

Answer 40

Answer: C

Question 41

Which command shows GLBP status? A) show standby B) show hsrp C) show vrrp D) show glbp

Answer 41

Answer: D

Question 42

What is the purpose of the "standby delay" command in HSRP? A) To delay HSRP initialization B) To delay preemption after a router boots C) To slow down HSRP hello packets D) To reduce HSRP CPU usage

Answer 42

Answer: B

Question 43

Which FHRP elects an AVG (Active Virtual Gateway)? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 43

Answer: C

Question 44

What is the default GLBP hold timer? A) 3 seconds B) 10 seconds C) 30 seconds D) 60 seconds

Answer 44

Answer: B

Question 45

Which FHRP uses the term "Active Virtual Forwarder (AVF)"? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 45

Answer: C

Question 46

What is the minimum HSRP priority value? A) 0 B) 1 C) 100 D) 255

Answer 46

Answer: A

Question 47

Which FHRP does NOT use a virtual MAC address? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 47

Answer: D

Question 48

Which command changes the HSRP hello timer? A) standby timers B) hsrp timers C) vrrp timers D) glbp timers

Answer 48

Answer: A

Question 49

What is the purpose of the "standby version 2" command? A) Enables IPv6 support B) Increases group range to 0-4095 C) Changes the multicast address D) All of the above

Answer 49

Answer: D

Question 50

Which FHRP is defined in RFC 5798? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 50

Answer: B

Question 51

What is the default preemption setting in HSRP? A) Enabled B) Disabled C) Auto D) Dynamic

Answer 51

Answer: B

Question 52

Which command enables HSRP preemption? A) standby preempt B) hsrp preempt C) vrrp preempt D) glbp preempt

Answer 52

Answer: A

Question 53

What is the VRRP equivalent of HSRP’s "standby track"? A) vrrp track B) track vrrp C) vrrp priority adjust D) No direct equivalent

Answer 53

Answer: A

Question 54

Which FHRP uses ICMP messages for discovery? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 54

Answer: D

Question 55

What is the maximum number of virtual routers (groups) in VRRP? A) 255 B) 256 C) 1024 D) 4096

Answer 55

Answer: A

Question 56

Which FHRP is best suited for environments requiring load balancing? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 56

Answer: C

Question 57

What is the default GLBP priority? A) 50 B) 100 C) 150 D) 200

Answer 57

Answer: B

Question 58

Which command sets the GLBP priority? A) glbp priority B) glbp [group] priority C) standby priority D) vrrp priority

Answer 58

Answer: B

Question 59

What is the purpose of the "glbp weighting" command? A) To set the AVG election priority B) To control load-balancing weight for AVFs C) To adjust hello timers D) To enable preemption

Answer 59

Answer: B

Question 60

Which FHRP allows multiple MAC addresses per group? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 60

Answer: C

Question 61

What is the range for HSRP group numbers in HSRPv2? A) 0-255 B) 0-4095 C) 1-255 D) 1-4095

Answer 61

Answer: B

Question 62

Which FHRP uses UDP port 1985? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 62

Answer: A

Question 63

What is the virtual MAC address for GLBP group 5? A) 0007.B400.0501 B) 0000.0C07.AC05 C) 0000.5E00.0105 D) 0200.5E00.0105

Answer 63

Answer: A

Question 64

Which command enables HSRP MD5 authentication? A) standby authentication md5 B) hsrp authentication md5 C) vrrp authentication md5 D) glbp authentication md5

Answer 64

Answer: A

Question 65

What is the purpose of HSRP authentication? A) To prevent unauthorized routers from joining the group B) To encrypt traffic C) To enable load balancing D) To adjust priority dynamically

Answer 65

Answer: A

Question 66

Which FHRP supports MD5 and plaintext authentication? A) HSRP B) VRRP C) GLBP D) All of the above

Answer 66

Answer: D

Question 67

What happens if two HSRP routers have the same priority? A) The one with the higher IP address becomes active B) Both become active C) Both become standby D) The one with the lower IP address becomes active

Answer 67

Answer: A

Question 68

Which FHRP is best for non-Cisco environments? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 68

Answer: B

Question 69

What is the default VRRP advertisement timer? A) 1 second B) 3 seconds C) 10 seconds D) 30 seconds

Answer 69

Answer: A

Question 70

Which command changes the VRRP advertisement timer? A) vrrp timers advertise B) vrrp [group] timers advertise C) standby timers D) glbp timers

Answer 70

Answer: B

Question 71

What is the purpose of GLBP load-balancing? A) To distribute traffic across multiple routers B) To encrypt traffic C) To reduce broadcast domains D) To increase VLAN segmentation

Answer 71

Answer: A

Question 72

Which GLBP load-balancing method uses a hash of the source MAC? A) Round-robin B) Weighted C) Host-dependent D) Least-connections

Answer 72

Answer: C

Question 73

What is the maximum number of AVFs in a GLBP group? A) 1 B) 2 C) 4 D) 8

Answer 73

Answer: C

Question 74

Which command sets the GLBP load-balancing method? A) glbp load-balancing B) glbp [group] load-balancing C) standby load-balancing D) vrrp load-balancing

Answer 74

Answer: B

Question 75

What is the purpose of the "glbp weighting track" command? A) To adjust weight based on interface status B) To enable preemption C) To change hello timers D) To enable authentication

Answer 75

Answer: A

Question 76

Which FHRP is the oldest? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 76

Answer: D

Question 77

What is the default HSRP authentication? A) None B) MD5 C) Plaintext D) SHA-1

Answer 77

Answer: A

Question 78

Which FHRP is recommended for IPv6 redundancy? A) HSRPv1 B) HSRPv2 C) VRRPv3 D) GLBPv1

Answer 78

Answer: C

Question 79

What is the purpose of the "standby use-bia" command? A) To use the burned-in MAC address instead of virtual MAC B) To enable load balancing C) To adjust priority D) To enable preemption

Answer 79

Answer: A

Question 80

Which FHRP does NOT require a virtual IP address? A) HSRP B) VRRP C) GLBP D) IRDP

Answer 80

Answer: D