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Huawei H12-821_V1.0-ENU (HCIP-Datacom-Core Technology V1.0) Exam is an excellent opportunity for professionals looking to advance their careers in the field of data communication and networking. HCIP-Datacom-Core Technology V1.0 certification it offers is widely recognized and valued by employers around the world, providing a significant advantage in a highly competitive job market.
NEW QUESTION # 222
Routing tools that are not only used for BGP routing protocol have (Multiple choice)
- A. as-path-filter
- B. ACL
- C. IP-Prefix
- D. community-filter
Answer: B,C
NEW QUESTION # 223
The above is part of the configuration of the router RTA. For the configuration description of this part, which is correct? (Multiple choice)
[RTA] ospf 100
[RTA-ospf-100] silent-bit Ethernet 1/0/0
- A. Prohibit interface gigabi tethernet 1/0/0 from sending OSPF packets
- B. Unable to form a neighbor relationship with the directly connected neighbor of the interface
- C. The interface cannot send HELLO packets
- D. The direct route of interface gigabitethernet 1/0/0 can still be advertised
Answer: A,B,C
NEW QUESTION # 224
What are the working modes of the Eudemon firewall? (Multiple choice)
- A. Blend Mode
- B. Transparent mode
- C. Routing pattern
- D. Exchange Mode
Answer: A,B,C
NEW QUESTION # 225
What are the main components of the SNAP address used by the IS-IS protocol? (Multiple choice)
- A. DSCP
- B. SEL
- C. SYSTEM ID
- D. SEL
Answer: B,C,D
NEW QUESTION # 226
Which of the following descriptions about IGMP Proxy are correct? (Multiple choice)
- A. The IGMP Proxy function cannot reduce the number of IGMP member leave messages received by the IGMP querier
- B. The IGMP Proxy function can reduce the number of IGMP membership reports received by the IGMP querier
- C. IGMP Proxy cannot be deployed on a Layer 3 device between the IGMP querier and member hosts
- D. IGMP Proxy can be deployed on a Layer 2 device between the IGMP querier and member hosts
Answer: B,D
NEW QUESTION # 227
In a certain network environment, there are both switches running RSTP and switches running SIP. What will happen to the network? (Multiple choice)
- A. If it is a Huawei switching equipment, RSTP will switch to STP mode. After the STP switching equipment is evacuated from the network, the switching equipment running RSTP can be migrated back to the RSTP working mode
- B. RSTP can interoperate with STP, but the advantages of RSTP such as rapid convergence are lost at this time
- C. If it is a Huawei switching device, STP will switch to RSTP mode, and after the switching device that can be equipped with RSTP is evacuated from the network, the switching device running STP can be migrated back to the RSTP mode
- D. RSTP and STP are not interoperable and will perform independent operations
Answer: A,B
NEW QUESTION # 228
In order to avoid inter-area loops, OSPF stipulates that it is not allowed to advertise routing information directly between two non-backbone areas. It is only allowed to advertise routing information within a regional city or between a backbone area and a non-backbone area. Therefore, each district border router (ABR) must be connected to the backbone area
- A. True
- B. False
Answer: A
NEW QUESTION # 229
Cutover rollback refers to rolling back the current change to the state before execution.
- A. FALSE
- B. TRLE
Answer: B
NEW QUESTION # 230
BFD control packets are encapsulated in UDP packets for transmission, so the destination port number of the multi-hop BFD control packets is:
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION # 231
The routing tool route-policy can filter and set BGP attributes based on pre-defined conditions, so it is often used to define policies for BGP peers, and it is often used during route generation. All the configured routes are denied to pass the route-policy.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION # 232
The command to configure the VRRP preemption delay is:
- A. vrrp vrid 1 preempt-delay 20
- B. vrrp vrid 1 timer delay 20
- C. vrrp vrid 1 preempt-timer 20
- D. vrrp vrid 1 preempt-mode timer delay 20
Answer: D
NEW QUESTION # 233
As shown in the figure below, RTC announces 10.1.1.0/24 into BGP, and RTC is the client of route reflector RTB, then router RT () will not receive the route entry 10.1.1.0/24 reflected by RTB.
Answer:
Explanation:
capital letter A
NEW QUESTION # 234
There is a message in the BGP protocol that is periodically sent between BCP neighbors to maintain the neighbor relationship. What is the message?
- A. Keepalive
- B. Open
- C. Hello
- D. Update
Answer: A
NEW QUESTION # 235
A medium-sized campus network manages the network through the SNMP protocol. Which version of SNMP does the campus manage?
- A. SNMPv1
- B. SNMPv2C
- C. SNMPv3
- D. All versions can be implemented
Answer: C
NEW QUESTION # 236
In the PIM protocol, which of the following packets have destination addresses that are unicast addresses? (Multiple choice)
- A. Register Stop
- B. Assert
- C. Graft
- D. Bootstrap
Answer: A,C
NEW QUESTION # 237
As shown in the figure, SW1 is the general root in the MSTP network, please configure the following switches with the IST domain root and main bridge.
Answer:
Explanation:
NEW QUESTION # 238
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The H12-821_V1.0-ENU exam is a rigorous, three-hour exam that consists of 60 multiple-choice questions. H12-821_V1.0-ENU exam is administered by Huawei and is available at authorized testing centers around the world. To pass the exam, candidates must achieve a score of at least 600 out of 1000.
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