Prepare Important Exam with H12-811 Exam Dumps(2023)
Pass Exam Questions Efficiently With H12-811 Questions
Huawei H12-811-ENU (HCIA-Datacom V1.0) is a certification exam designed to test the knowledge and skills of candidates in the field of data communication. HCIA-Datacom V1.0 certification exam is essential for individuals who are interested in advancing their careers in the field of data communication. It offers a comprehensive understanding of data communication technologies and their applications, including network protocols, routing, switching, and network security.
NEW QUESTION # 149
When the IPv4 protocol is used as the network layer protocol, which field is not included in the network layer header?
- A. Sequence number
- B. TTL
- C. Destination IPv4 address
- D. Source IPv4 address
Answer: A
NEW QUESTION # 150
The configuration information of a certain port of the switch is shown in the figure, then this port carries VLAN TAG when sending data frames carrying which VLAN?
interface GigabitEtherneto/0/1
port hybrid tagged vlan 2 to 3 100
port hybrid untagged vlan 4 6
#
- A. 2.3.4.6,100
- B. 1,2.3,100
- C. 2.3.100
- D. 1,2.3.4.6,100
Answer: C
NEW QUESTION # 151
If the largest number in an ACL rule is 12, by default, the user does not specify a number when configuring a new rule, then what is the number assigned by the system for the new rule?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION # 152
Which of the following statements about the division of OSPF protocol area is wrong?
- A. The LSDBs in the routers in the same OSPF area are completely consistent
- B. Dividing OSPF areas can reduce the LSDB scale of some routers
- C. Area 0 is the backbone area, and other areas must be connected to this area
- D. Only ABR can be used as ASBR
Answer: D
NEW QUESTION # 153
The network structure and OSPF partition is shown in the following figure, in addition to RTA, router RTB, RTC and RTD are ABR routers.
- A. False
- B. TRUE
Answer: A
NEW QUESTION # 154
What percentage does the DHCP client expect to send the lease renewal message for the first time?
- A. 0.5
- B. 0.875
- C. 0
- D. 0.25
Answer: A
NEW QUESTION # 155
FAT AP can independently complete wireless user access, wireless user authentication, and business data forwarding without AC.
- A. True
- B. False
Answer: A
NEW QUESTION # 156
There is no channel overlap in the 14 available frame segments in the 185.2.4 GHz frame segment.
- A. True
- B. False
Answer: A
NEW QUESTION # 157
The router running the OSPF protocol reaches the FULL state first, and then synchronizes the LSDB.
- A. False
- B. True
Answer: A
NEW QUESTION # 158
The number of VLANs that can be created using the commands "vlan batch 10 20" and "vlan batch 10 to 20" respectively is
- A. 2 and 2
- B. 11 and 11
- C. 2 and 11
- D. 11 and 2
Answer: C
NEW QUESTION # 159
A certain ACL of the router is in the following rules, rule deny source 192.168.2.0 0.0.0.255 destination 172.16.10.2 0.0.0.0 Which statement is correct?
- A. All TCP packets whose source IP is 172.16.10.2. Destination IP is 192.168.2.1 match this rule
- B. All TCP packets whose source IP is 192.168.2.1 and destination IP is 172.16.10.2 are configured with this rule.
- C. All TCP packets whose source IP is 172.16.10.2 and destination IP 192.168.2.0 match this rule
- D. All TCP packets whose source IP is 192.168.2.1 and destination IP is 172.16.10.1 match this rule
Answer: B
NEW QUESTION # 160
Which of the following functions does the LCP protocol in the PPP protocol support?
- A. Negotiate authentication agreement
- B. Detect link loops
- C. Negotiate network layer address
- D. Negotiate the maximum receiving unit MRU
Answer: B,D
NEW QUESTION # 161
If the application layer protocol is Te1net, what is the value of the Protoco1 field in the IPv4 header?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 162
Which of the following cannot be the length of the IPv4 packet header?
- A. 64B
- B. 32B
- C. 20B
- D. 60B
Answer: A
NEW QUESTION # 163
Which OSPF version below is suitable for IPv6?
- A. OSPFv3
- B. OSPFv4
- C. OSPFv2
- D. OSPFv1
Answer: A
NEW QUESTION # 164
In the campus network, network reliability can be improved by using link aggregation and stacking technology.
- A. True
- B. False
Answer: A
NEW QUESTION # 165
A DHCP server is deployed in the network, but the administrator found that some hosts did not correctly obtain the address specified by the DHCP server. What are the possible reasons? (Multiple choice)
- A. Some hosts cannot communicate with the DHCP server normally, and the client systems of these hosts automatically generate addresses in the range of 169.254 0.0
- B. Some hosts cannot communicate with the DHCP server normally, and the client systems of these hosts automatically generate addresses in the range of 127.254.0.0
- C. The address pool of the DHCP server has all been allocated
- D. There is another DHCP server in the network that works more efficiently
Answer: A,C,D
NEW QUESTION # 166
Which of the following description about DD packets and LSA of OSPF is correct? (Multiple choice)
- A. DD packet contains detailed information about LSA
- B. The DD packet contains only LSA header information
- C. LSA header is only a small part of LSA
- D. The header of an LSA can uniquely identify an LSA
Answer: B,C,D
NEW QUESTION # 167
Which of the following IEEE 802.11 standards support operation in the 5GHz frequency band? (Multiple choice)
- A. 802.11ac
- B. 802.11a
- C. 802.11g
- D. 802.11n
Answer: A,B
NEW QUESTION # 168
Which of the following statements about RA and RS in IPv6 are correct? (Multiple Choice)
- A. RA is used to request address prefix information
- B. RA is used to reply address prefix information
- C. RS is used to reply address prefix information
- D. RS is used to request address prefix information
Answer: B,D
NEW QUESTION # 169
The role of the collaboration layer in the SDN architecture is to complete job deployment based on user intentions. OpenStack belongs to the business collaboration layer.
- A. FALSE
- B. TURE
Answer: A
NEW QUESTION # 170
Which field is added to the IPv6 packet header than the IPv4 packet header?
- A. Destination Address
- B. Version
- C. Flow Label
- D. Source Address
Answer: C
NEW QUESTION # 171
In order to distinguish different users and provide different network services on the AP. Which of the following can be configured?
- A. VAC
- B. VT
- C. WAP
- D. VAP
Answer: B
NEW QUESTION # 172
MIB (Management Information Base) is a virtual database that exists only in NMS.
- A. False
- B. True
Answer: A
NEW QUESTION # 173
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Huawei H12-811 exam covers various topics related to data communication such as network fundamentals, network protocols, network security, and network management. H12-811 exam is designed to test the candidate's knowledge and understanding of these topics and how they can be applied in real-life scenarios. H12-811 exam consists of both theoretical and practical questions, which means that candidates need to have hands-on experience as well as theoretical knowledge to pass the exam.
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