H31-124_V2.0-ENU exam

Which of the following statements is correct regarding virtual router?
A . If multiple routers are configured with the same virtual router I
B . they all associate to the same virtual router.
C . If multiple routers associate to the same virtual router, they must be configured with the same virtual router ID and at feast one virtual IP address.
D . If multiple routers associate to the same virtual router, they must be configured with the same virtual router ID and virtual IP address.
E . If multiple routers are configured with the same virtual IP address, they all associate to the same virtual router.

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Answer: B

Is the following statement correct or incorrect? Because a bypass tunnel Is manually created during TE FRR configuration, the constraint shortest path first (CSPF) does not need to be enabled.
A . True
B . False

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Answer: B

After the server receives the PADR sent by the client, which message will be sent as the response and to identify the connection?
A . PADS
B . PADR
C . PADO
D . PADT

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Answer: A

What are the three components of PPP?
A . NCP (Network Control Protocol)
B . PPPOE
C . LCP (Link Control Protocol)
D . The extension protocol of PPP

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Answer: ACD

The PPPoE Session Stage is a complete PPP procedure.
A . True
B . False

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Answer: A

The Ethernet switch working in store and forward mode drops the frame with length smaller than 64 bytes.
A . True
B . False

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Answer: A

PIM-SM relies on particular unicast routing protocol for RPF check.
A . True
B . False

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Answer: B

Which of the following statements regarding multicast MAC address is correct?
A . The first six hexadecimal value of the multicast Mac address is 0x01005e.
B . Multicast MAC address is composed of 23 bits.
C . The range of multicast MAC address is assigned by IEE
E . On Ethernet, 28-bits of layer 3 multicast IP address are mapped into the 24-bits of the layer 2 multicast MAC address.

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Answer: B

The IGMP snooping configuration is as follows:

#

vlan batch 3

#

igmp-snooping enable

#

vlan 3

igmp-snooping enable

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interface GigabitEthernet1/0/1

port hybrid tagged vlan 3

I2-multicast static-group group-address 225.1.1.1 to 225.1.1.3 vlan 3

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interface GigabitEthernet3/0/1

port hybrid tagged vlan 3

igmp-snooplng static-router-port vlan 3

Which of the following statements are correct?
A . The device connected to GE 1/0/1 can receive multicast traffic only for the multicast groups 225.1.1.1 to 225.1.1.3. because static multicast groups are configured on GE 1/0/1.
B . The device connected to GE 1/0/1 can send Report messages to receive multicast data ‘or multicast groups outside the 225.1.1.1 to 225.1-1.3 range.
C . IGMP snooping has been enabled on the switch.
D . The device connected to GE 3/0/1 Is a multicast router.

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Answer: BC

Which of the following statements regarding IP address 224.0.0.1 are correct?
A . It represents all the hosts and routers.
B . It represents all the routers.
C . It is a private IP address.
D . It is a multicast IP address.

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Answer: A