[Nov-2024] Free H12-821_V1.0-ENU Exam Questions H12-821_V1.0-ENU Actual Free Exam Questions
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Huawei H12-821_V1.0-ENU (HCIP-Datacom-Core Technology V1.0) Certification Exam is designed to test candidates on their knowledge and skills in data communication technologies. HCIP-Datacom-Core Technology V1.0 certification is intended for professionals who are interested in advancing their careers in the field of data communication and networking. H12-821_V1.0-ENU exam covers a variety of topics related to core data communication technologies, including network architecture, routing protocols, switching technologies, and network security.
NEW QUESTION # 125
The next-hop address of the routing entry in the routing table must be on the same network segment as the address of its direct connection interface.
- A. True
- B. False
Answer: B
NEW QUESTION # 126
When unpacking and inspecting the goods, what should be checked on the packing list? (Multiple choice)
- A. Part number
- B. Part number
- C. Part Quantity
- D. Project name
Answer: A,B,C,D
NEW QUESTION # 127
As shown in the figure, the management VLAN of LAN is VLAN 10. AP obtains IP address through DHCP, and the network segment is 10.1. 1.0/24 AP, AC and AR are respectively DHCP client, DHCP relay device and DHCP server. (Multiple choice)
Which of the following is the correct configuration of the DHCP relay device and DHCP server?
- A. [Ac]dhcp server group AP [AC-dhcp-server-group-AP] dhep-server 10.1.1.2 [AC-dhcp server group-AP] quit [AC] interface Vlanif 10 [AC-V1anif10] dhcp select relay [AC-Vlanif10] dhcp relay server-select AP [AC-Vlanif10] quit
- B. [AC] dhcp server group AP [AC-dhcp-server-group-AP] dhcp-server 172.21.1.2 [AC-dhcp-server-group-AP] quit [AC] interface Vlanif 10 [AC-Vlanif10] dhcp select relay [AC-Vlanif10] dhcp relay server-select AP [AC-Vlanif10] quit
- C. [AR] ip pool AP [AR-ip-pool-AP] network 172.21.1.0 mask 24 [AR-ip-pool-APJ gateway-list 172.21.1.2 [AR-ip-pool-AP] excluded-ip-address 172.21.1.1 [AR-ip-pool-AP] quit [AR] interface GigabitEthernet 0/0/1 LAR-GigabitEthernet0/0/1] dhcp select global [AR-GigabitEthernet0/0/1] quit [AR]ip route-static 10.1.1.0 255.255.255.0 172.21.1.1
- D. [AR] ip pool AP [AR-ip pool-AP] network10.1.1.0 mask 24 [AR-ip-pool-AP] gateway-list 10.1.1.2 [AR-ip-pool-AP] excluded ip-address 10.1.1.1 [AR-ip-pool-AP] quit [AR] interface GigabitE thernet 0/0/1 [AR-GigabitEthernet0/0/1] dhcp select global [AR-Gigabi tEthernet0/0/1] quit [AR] ip route-static 10.1.1.0 255.255.255.0 172.21. 1.1
Answer: B,D
NEW QUESTION # 128
Which of the following parameters are involved in the election of the master switch in the stack?
(Multiple choice)
- A. Stack ID
- B. MAC address
- C. Operating status
- D. Stack priority
Answer: B,C,D
NEW QUESTION # 129
Regarding the description of the security level of the firewall security zone, which of the following is false?
- A. Once the security level is set, it is not allowed to change
- B. The security level can only be set for the custom security zone
- C. The newly created security zone, the system defaults its security level to 1
- D. In the same system, two security zones are not allowed to configure the same security level
Answer: C
NEW QUESTION # 130
Which of the following functions is implemented using NDP 135/136 type messages?
- A. Neighbor Status Tracking
- B. Duplicate address detection
- C. Router Discovery
- D. Address resolution
Answer: A
NEW QUESTION # 131
Regarding BGP route announcement, which of the following descriptions is wrong? (Multiple choice)
- A. All BGP routes learned from all BGP neighbors are announced to other BGP neighbors.
- B. Only the best route preferred by BGP can be announced to other BGP neighbors
- C. Only routes learned from IGP can be advertised to other BGP neighbors
- D. By default, routes learned from IBGP are not forwarded to other IBGP neighbors
Answer: A,C
NEW QUESTION # 132
On a broadcast or NBMA network, not all neighbors will establish an adjacency relationship.
- A. False
- B. True
Answer: B
NEW QUESTION # 133
The interface IP address and virtual IP address of VRRP can be the same
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION # 134
Route redistribution refers to the operation of only advertising routing information from one routing protocol to another routing protocol.
Which of the following statements about route introduction is correct? (Multiple choice)
- A. When implementing route import, route control can also be deployed to achieve flexible control of correct business traffic
- B. When implementing route import, you need to pay attention to the routing priority agreements of different vendors may be different
- C. The routing protocol itself has anti-loop characteristics, so there is no need to consider loop issues when routes are imported into each other
- D. By importing routes, routing information can be transmitted between different routing protocols
Answer: A,B,D
NEW QUESTION # 135
Which of the following OSPF messages carry master-slave relationship information?
- A. Hel1o message
- B. LSA Update message
- C. LSA Request message
- D. DD message
Answer: D
NEW QUESTION # 136
The session-based state detection firewall has different processing procedures for the first packet and subsequent packets. Which of the following descriptions is correct? (Multiple choice)
- A. When the stateful inspection mechanism is turned on, when the firewall processes TCP packets, only SYN packets can establish a session
- B. When the status check mechanism is turned on, subsequent packages also need to be checked for security policies
- C. When a packet arrives at the firewall, it will look up the session table. If there is no match, the firewall will perform the first packet processing flow
- D. When a packet arrives at the firewall, it will look up the session table. If it matches, the firewall will perform subsequent packet processing procedures
Answer: A,C,D
NEW QUESTION # 137
If you want to realize communication between different protocols, you can only use the method of routing import.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION # 138
The filter-policy 2000 export is configured in the IS-IS process, which statement about the function of this command is wrong?
- A. It needs to be used in combination with route import, so that only part of the imported external routes can be advertised to neighbors
- B. It will restrict the publishing of routing entries generated by the device itself
- C. This command will filter the link state information published externally
- D. If this command is not configured, the device will advertise all the routes imported to S-IS by the external routing protocol by default.
Answer: B
NEW QUESTION # 139
Which of the following Hello messages is not included in the IS-IS protocol?
- A. Leve1-1 LAN lH
- B. Leve1-2 LANIIH
- C. P2MP llH
- D. P2PIlIH
Answer: C
NEW QUESTION # 140
Which of the following descriptions about the DHCPv6 address allocation process is correct?
- A. If the DHCPv6 server receives the Rebind message from the client and the server confirms that the client can continue to use the address, it will send a Confirm message to the client to inform the client
- B. The DHCPv6 client uses the Solicit message to determine the location of the DHCPv6 server, and the destination IPv6 address of the message is FF02::1:3
- C. The DHCPv6 server sends a Reply message carrying address and configuration information in response to the Request message received from the DHCPv6 client
- D. If it is necessary to renew the lease of the address obtained from the DHCPv6 server, a Rebind message will be sent at T1 to request lease renewal
Answer: A
NEW QUESTION # 141
Does the BGP protocol use () messages to revoke routing entries? (All English lowercase)
Answer:
Explanation:
update
NEW QUESTION # 142
Which of the following descriptions about roaming group servers is wrong?
- A. The roaming group server needs to maintain the member table of the roaming group
- B. One AC can serve as roaming group server for multiple roaming groups at the same time
- C. The roaming group server manages each AC through the CAPWAP tunnel
- D. After the AC is set as the roaming group server, it will join the roaming group by default and can manage other ACs
Answer: D
NEW QUESTION # 143
Which of the following types of equipment belong to Huawei data center switches? (Multiple choice)
- A. NetEngine AR6121
- B. CloudEngine S12700E
- C. CloudEngine 12800
- D. CloudEngine 16800
Answer: C,D
NEW QUESTION # 144
After the stack is split, the party that loses the MAD election will be in the ( ) state. (The first letter is capitalized)
Answer:
Explanation:
Recovery
NEW QUESTION # 145
Which description is correct about the prefix list? (Multiple choice)
- A. The prefix list is used to filter IP prefixes, which can match the prefix number and prefix length at the same time
- B. The prefix list is used to filter IP prefixes and cannot match the prefix number and prefix length at the same time
- C. The prefix list cannot be used for packet filtering
- D. The prefix list can be used for packet filtering
Answer: A,C
NEW QUESTION # 146
The function of routing protocol priority is to assign different priorities to the routes discovered by different protocols, so that when a router learns the same route from different routing protocols at the same time, it can have a priority order of selection.
- A. False
- B. True
Answer: B
NEW QUESTION # 147
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Huawei H12-821_V1.0-ENU (HCIP-Datacom-Core Technology V1.0) certification exam is designed to test the knowledge and skills of IT professionals in the field of data communication technology. H12-821_V1.0-ENU exam is specifically geared towards those who have experience in data communication technology and want to advance their knowledge and skills to the next level.
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