Free Access Huawei.H31-124_v2.0.v2022-04-21.q34 Practice Test (Page 2)

Question 1

The IGMP snooping configuration is as follows:
#
vlan batch 3
#
igmp-snooping enable
#
vlan 3
igmp-snooping enable
#
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
#
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 3/0/1 Is a multicast router.

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.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.

D.IGMP snooping has been enabled on the switch.

Question 2

Which of the following statements about layer 2 LAN switch are incorrect?

A.LAN switch can learn Mac address automatically.

B.LAN switch will modify the data link layer header of the packet and then forward it.

C.LAN switch will modify the network layer header of the packet and then forward it.

D.LAN switch operates at data link layer.

Question 3

The VRRP advertfse-lnterval is 2s, preempt mode is enabled, Delay Time is 3s, then which of the following is the Master_Down_Interval time?

A.6s

B.2s

C.9s

D.4s

Question 4

Which of the following statements regarding multicast MAC address is correct?

A.The range of multicast MAC address is assigned by IEEE.

B.Multicast MAC address is composed of 23 bits.

C.The first six hexadecimal value of the multicast Mac address is 0x01005e.

D.On Ethernet, 28-bits of layer 3 multicast IP address are mapped into the 24-bits of the layer 2 multicast MAC address.

Question 5

Which of the following statements regarding DIS election is correct?

A.When a DIS fails, the backup DIS will take over.

B.When the priority is the same, the router with higher IP address will be elected as the DIS.

C.The IS-IS router with the highest priority in the whole broadcast network will be elected as the DIS.

D.DIS election is configured manually.

Other Version: 1281Huawei.H31-124_v2.0.v2022-09-20.q36; 1211Huawei.H31-124_v2.0.v2022-08-14.q36; 33Huawei.Trainingdump.H31-124_v2.0.v2021-11-04.by.victoria.35q.pdf

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