Clear your concepts with H12-821_V1.0 Questions Before Attempting Real exam [Q26-Q46]

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Clear your concepts with H12-821_V1.0 Questions Before Attempting Real exam

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The Huawei H12-821_V1.0 (HCIP-Datacom-Core Technology V1.0) certification exam is a valuable certification for network engineers and IT professionals who want to deepen their knowledge in datacom core network technologies. Passing this exam demonstrates the candidate’s expertise in designing, deploying, and managing complex datacom core networks using Huawei technologies.

QUESTION 26
The Interface P address and VRRP virtual IP address can be the same.

TRUE

FALSE

QUESTION 27
Which of the following is the default interval at which the DIS on a broadcast IS_IS network sends CSNPs.

3.3

QUESTION 28
To prevent inter-area routing loops, OSPF does not allow advertising routing information between two non-backbone areas and allows sing routing information only within an area or between the backbone area and a non-backbone area. Therefore, each ABR must be connected to the backbone area.

TRUE

FALSE

QUESTION 29
A local router runs IS-IS and its command output is shown in the following figure. Which of the following statements is true?

The circuit level of S4/0/0 is Level-1.

S4/0/0 supports IPv6.

S4/0/0 sends IIH packets at the interval of 30s.

The cost of S4/0/0 is 20.

QUESTION 30
As shown in the following figure, a new AP is deployed In dual link MSB networking (load balancing mode).
Which AC will the connect to?

AC1

Random access

None

AC2

QUESTION 31
Which of the following statements about the forwarding plane of a switch is false?

Provides high-speed and non-blocking data channels.

Can encapsulate and decapsulate packets.

Can collect packet statistics.

Consists of main control boards and interface boards.

QUESTION 32
Which of the following statements regarding IGMPv1 and IGMPv2 are true?

1GMPv2 supports only general query.

1GMPv2 defines the Leave message type.

IGMPv1 does not define the IGMP Leave message type.

IGMPv1 supports general query.

QUESTION 33
In BGP, the origin attribute of the routes imported using the import-route command is incomplete.

TRUE

FALSE

QUESTION 34
Which of the following statements regarding the summary automatic command and BGP route summarization is false?

After this command is configured, BGP sends only the summarized routes to peers

This command is used to implement automatic summarization. Automatic summarization takes precedence over manual summarization

This command enables automatic summarization for the locally imported routes

After this command is configured, BGP summarizes routes based on natural network segments

QUESTION 35
OSPF supports area authentication and interface authentication. If both authentication modes are configured, Interface authentication takes preference over area authentication.

TRUE

FALSE

QUESTION 36
Which of the following statements is false?

If the current DR fails, the current BDR automatically becomes a new DR, and a BDR will be elected again.

A device with a higher router priority has a higher election priority.

When a router with the highest router priority joins an OSPF network, this router will become the new DR.

If two devices have the same router priority, the device with a larger router ID has a higher election priority.

QUESTION 37
BFD control packets are encapsulated in UDP packets for transmission. What is the destination port number of multi-hop BFD control packets?

4784

3784

5784

2784

QUESTION 38
Which of the following PIM protocol packets have unicast destination addresses.

Bootstrap

Graft

Assert

QUESTION 39
To inject IGP routes into BGP routes, you can only use the network command.

TRUE

FALSE

QUESTION 40
There are two BFD operating modes. In_______mode, the local end sends BFD Control packets at specified intervals, and the remote end checks whether the local end periodically sends BFD Control packets. (Use lowercase letters.)

primary

QUESTION 41
When a routing policy is used to filter routes, which of the following route prefixes will be denied by the IP prefix below?

1.1.1.1/26

1.1.1.2/16

1.1.1.1/32

1.1.1.1/24

QUESTION 42
The filter-policy 2000 export command is run in an ISIS process. Which of the following statements about the functions of a filter policy is false?

Is used together with the route import function to advertise some imported external routes to neighbors.

If this command is not run, the device by default advertises all routes that ISIS Imports form external routing protocols.

Controls the advertisement of routes generated by the device.

Filters LSPs to be advertised.

QUESTION 43
A monitoring plane usually comprises the monitoring units of main control boards and interface boards. This plane can monitor the system environment independently. Which of the following environment monitoring functions can be provided by the monitoring plane?

Voltage monitoring

Temperature monitoring

Fan control

System power-on and power-off control

QUESTION 44
Which of the following statements about WLAN roaming are true?

APs for roaming do not need to have overlapping signal coverage.

APs for roaming must be in the same extended service set (ESS).

APs for roaming must have overlapping signal coverage.

APs for roaming must be in the same basic service set (BSS).

QUESTION 45
A Huawei firewall by default creates security zones named untrust, dmz, _________ and local. (Use Lowercase letters.)

security policy

QUESTION 46
Which Of the following IEEE 802.11 standards is also known as Wi-Fi 6?

802.11ac

802.11n

802.11ax

802.11b

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