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H12-811_V1.0 Questions and Answers

Question # 4

As shown in the figure below, all hosts can communicate normally. Which of the following statements is correct?

A.

G0/0/3 of swA learned 2 MAC addresses

B.

G0/0/3 of swB learned 2 MAC addresses

C.

G0/0/3 of sWA learned 3 MAC addresses

D.

G0/0/3 of SwA learned 1 MAC address

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Question # 5

The AC can manually specify the source address or source interface for creating the CAPWAP tunnel.

A.

True

B.

False

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Question # 6

When using FTP for file transfer, how many TCP connections will be established?

A.

4

B.

3

C.

2

D.

1

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Question # 7

The output information of a certain switch is shown in the figure. Which of the following statements is correct?

A.

The GE0/0/1 port of the switch does not carry VLAN TAG when sending VLAN20 data frames

B.

When the switch GE0/0/1 text port sends VLAN10 data frames, it does not carry VLAN TAG

C.

The user manually created 4 VLANs

D.

The GEO/0/2 port of the switch carries VLAN TAG when sending VLAN20 data frames

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Question # 8

A company has 50 private IP addresses. The administrator uses NAT technology to connect the company's network to the public network, but the company has only one public network address and is not

fixed. Which of the following NAT conversion methods meets the requirements?

A.

NAPT

B.

Basic NAT

C.

Static NAT

D.

easy-ip

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Question # 9

What command line views exist on the VRP operating platform?

A.

Agreement view

B.

Interface view

C.

System view

D.

User view

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Question # 10

Which of the following stages is not included in the PPPoE session establishment and termination process?

A.

Discovery phase

B.

Session termination stage

C.

Data forwarding stage

D.

Session phase

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Question # 11

Which of the following routing protocols are dynamic routing protocols?

A.

static

B.

OSPF

C.

Direct

D.

BGP

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Question # 12

On the VRP platform, which of the following methods can be used to access the previous history command?

A.

Ctrl+U

B.

Left cursor

C.

Ctrl+P

D.

Up cursor

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Question # 13

Which of the following statements about the various versions of the SNMP protocol are correct?

A.

SNMPv3 messages have the functions of identity verification and encryption processing.

B.

SNMPv1 uses UDP as the transport layer protocol, while SNMPv2c and SNMPv3 use TCP as the transport layer protocol. Therefore, the reliability is higher.

C.

SNMPv2c messages have the functions of identity verification and encryption processing.

D.

SNMPv2c follows the 5 protocol operations defined in the v1 version and adds two additional operations.

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Question # 14

The figure shows the routing table of router R1. If R1 sends a packet with a destination IP address of 10.0.2.2, which interface needs to be sent from?

A.

Ethernet 0/0/2

B.

Ethernet 0/0/0

C.

Ethernet 0/0/1

D.

GigabitEthernet 0/0/0

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Question # 15

When a switch receives a unicast data frame with a VLAN tag, but finds that the destination MAC address of the data frame cannot be queried in its MAC address table, the switch's processing behavior for the data frame is.

A.

The switch will broadcast this data frame to all ports (except the receiving port) in the VLAN where the data frame is located

B.

The switch will discard this data frame

C.

The switch will broadcast the data frame to all ports

D.

The switch will broadcast this data frame to all Access ports

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Question # 16

Which of the following is not an open interface for Huawei controllers?

A.

OpenFlow

B.

RESTful

C.

NETCONF

D.

AAA

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Question # 17

If a windows host is started for the first time, if it uses DHCP to obtain an IP address, what is the source IP address of the first packet sent by this host?

A.

169.254.2.33

B.

0.0.0.0

C.

127.0.0. 1

D.

255. 255. 255.255

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Question # 18

Which of the following IPv6 addresses can be abbreviated as 2FFF:DAC:ABEF::CDAA:732?

A.

2FFF:DAC0:ABEF:0000:0000:0000:CDAA:0732

B.

2FFF:0DAC:ABEF:0000:0000:0000:CDAA:7320

C.

2FFF: 0DAC: ABEF: 0000: 0000: CDAA: 0732

D.

2FFF:0DAC:ABEF:0000:0000:0000:CDAA:0732

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Question # 19

Which of the following working modes does Huawei Enterprise AP support?

A.

Local

B.

CLoud

C.

FAT

D.

FIT

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Question # 20

Based on ACL. rules. Which of the following categories can ACL be divided into?

A.

Basic ACL

B.

Layer 2 ACL

C.

User ACL

D.

Advanced ACL

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Question # 21

The network administrator hopes to be able to effectively use the IP address of the 192.168.176.0/25 network segment. Now that the company's marketing department has 20 hosts, which of the following

address segments is best allocated to the marketing department?

A.

192.168.176.96/27

B.

192.168.176.0/25

C.

192.168.176.160/27

D.

192.168.176.48/29

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Question # 22

Apply the ACL configured as shown in the figure in Telnet. Which of the following statements is correct?

A.

The device with IP address 172.16.105.3 can use Telnet service

B.

The device with IP address 172.16.105.4 can use Telnet service

C.

The device with IP address 172.16.105.5 can use Telnet service

D.

The device with IP address 172.16.105.6 can use Telnet service

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Question # 23

The switch becomes a logical switch after stacking and clustering, and Eth-Trunk across physical devices can be deployed to improve network reliability.

A.

True

B.

False

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Question # 24

What is the total length of an IPv6 address in bits?

A.

32

B.

64

C.

128

D.

96

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Question # 25

In the network shown in the figure below, Router A uses manual mode link aggregation, and adds G0/0/1 and G0/0/2 ports to aggregation group 1. What is wrong about the status of Router A's aggregation port 1?

A.

Only disable port G0/0/1 of Router B, and Eth-Trunk 1 protocol up

B.

Turn off the G0/0/1 and G0/0/2 ports of Router B at the same time, and Eth-Trunk 1 protocol down

C.

Turn off the G0/0/1 and G0/0/2 ports of Router B at the same time, and Eth-Trunk 1 protocol up

D.

Only close the G0/0/2 port of Router B, and Eth-Trunk 1 protocol up

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Question # 26

The last option field (option) of IPv4 is variable-length optional information. The maximum length of this field is?

A.

10B

B.

20B

C.

40B

D.

60B

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Question # 27

The router needs to modify the destination IP address in the data packet when forwarding the data packet.

A.

True

B.

False

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Question # 28

The configuration information of a certain interface of the switch is shown in the figure. When the data frame of which VLAN TAG is carried by this port, the VLAN TAG is stripped?

A.

30

B.

10

C.

40

D.

20

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Question # 29

Layer 2 switches belong to the data link layer equipment. It can identify the MAC address information in the data frame, forward data according to the MAC address, and record these MAC addresses and corresponding port information in its own MAC address table.

A.

True

B.

False

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Question # 30

Link aggregation is a common technology in enterprise networks. Which of the following descriptions are the advantages of link aggregation technology?

A.

Realize load sharing

B.

Improve reliability

C.

Improve safety

D.

Increase bandwidth

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Question # 31

On the VRP platform, the priority of the default protocol for direct routing, static routing, RIP, and OSPF routing in the area is from high to low.

A.

Direct routing, RIP, static routing, OSPF

B.

Direct routing, OSPF, static routing, RIP

C.

Direct routing, static routing, RIP, OSPF

D.

Direct routing, OSPF, RIP, static routing

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Question # 32

VRP does not support how to configure the router?

A.

Configure the router through the Console port

B.

Configure the router via FTP

C.

Configure the router through the mini USB port

D.

Configure the router via Telnet

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Question # 33

VLAN4095 cannot be created on Huawei switches, and VLAN1 cannot be deleted.

A.

True

B.

False

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Question # 34

For switches running the STP protocol, the port needs to wait for the forwarding delay in the Learning state before it can be converted to the Forwarding state.

A.

True

B.

False

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Question # 35

What are the functions of OSPF protocol DR and BDR?

A.

Reduce the types of OSPF protocol packets

B.

Reduce the number of exchanges of link state information

C.

Reduce the time to establish adjacency

D.

Reduce the number of adjacencies

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Question # 36

In order to implement the FIT AP online, the FIT AP first needs to obtain the IP address of the AC. Which of the following is not included in the method of obtaining the IP address of the AC by the FIT AP?

A.

DHCP Option

B.

Static designation method on AP

C.

Multicast mode

D.

Broadcasting method

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Question # 37

Complete the ACL configuration shown in the figure on the router RTA, the following description is correct.

A.

The VRP system will match the rule first in sequence numbering deny source 20.1.1.0 0.0.0.255

B.

The VRP system will not adjust the sequence number, but will first match the rule permit source 20.1.1.0 0.0.0.255

C.

Configuration error, the sequence number of the rules must be configured from small to large

D.

The VRP system will adjust the sequence number of the first rule to 5 according to the configuration sequence.

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Question # 38

What is the IEEE802.11 standard corresponding to Wi-Fi6?

A.

802. llau

B.

802. 1lat

C.

802.1lac

D.

802.1lax

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Question # 39

If the configured ACL rule has an inclusion relationship, it should be noted that the rule numbers of strict conditions need to be sorted first, and the rule numbers of loose conditions need to be sorted later, so as to prevent packets from hitting the rules of loose conditions and stop continuing to match. Cannot hit the strict conditions of the rules.

A.

True

B.

False

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Question # 40

Which of the following statements are correct about the VLAN design and planning of the campus network?

A.

It is recommended to assign VLAN numbers consecutively to ensure the rational use of VLAN resources

B.

The most commonly used method of division is based on MAC

C.

Reserve a certain number of VLANs to facilitate subsequent expansion

D.

The most commonly used VLAN division method is based on port division

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Question # 41

If the protocol used is telnet, then the value of the protocol field in the ipv4 header in the section is?

A.

53

B.

17

C.

67

D.

6

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Question # 42

In the RSTP protocol, when the root port fails, () will quickly convert to the new root port and immediately enter the forwarding state.

A.

Backup port

B.

Forwarding port

C.

Alternate port

D.

Edge port

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Question # 43

Which of the following fields does the MPLS header include?

A.

Label

B.

TTL

C.

EXP

D.

Tos

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Question # 44

About the correct description of the information as shown in the figure is.

A.

The wrong cable is connected to the GigabitEthernet 0/0/0 interface

B.

The GigabitEthernet 0/0/0 interface is not configured with an IP address

C.

The dynamic routing protocol is not enabled on the GigabitEthernet 0/0/0 interface

D.

The GigabitEthernet 0/0/0 interface was manually closed by the administrator

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Question # 45

What are the stable states of OSPF neighbor relationship?

A.

FULL

B.

Attempt

C.

2-Way

D.

Down

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Question # 46

In the network shown in the figure below, the host has an ARP cache. Which of the following statements is correct?

A.

The following entries exist in the ARP cache of host A: 11.0.12.1 MAC-B

B.

The router needs to be configured with static routing, otherwise host A and soil machine B cannot communicate in both directions

C.

There may be the following entry 10.0.12.2MAC-C in the ARP cache of host A

D.

host A and machine B can communicate in two directions

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Question # 47

In the following options, the necessary technology to enable a host with an IP address of 10.0.0.1 to access the Internet is.

A.

NAT

B.

Route import

C.

Dynamic routing

D.

Static routing

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Question # 48

The information shown in the figure is the port status information displayed on a switch running STP. According to this information, the following description is wrong.

A.

This switch may be connected to 6 other switches

B.

This switch is the root switch in the network

C.

This network may only contain this switch

D.

The priority of this switch is 0

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Question # 49

When we search for accessible wireless networks on our laptop, what is the actual network name displayed?

A.

BSSID

B.

BSS

C.

SSID

D.

ESS

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