Real Exam Questions H12-821_V1.0-ENU Dumps Exam Questions in here [Jun-2024]
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The HCIP-Datacom-Core Technology V1.0 certification exam is a globally recognized certification exam that is highly valued in the IT industry. HCIP-Datacom-Core Technology V1.0 certification exam is recognized by leading IT companies and organizations around the world, making it a valuable asset for professionals who are looking to advance their careers in the field of Datacom-Core technology.
NEW QUESTION # 516
Which of the following descriptions about the different classifications of PBR is correct?
- A. The interface PBR is called under the interface, and it takes effect on the outbound packets of the interface.
- B. Local PBR is invalid for the original message, and only works for the forwarded message
- C. Interface PBR can modify the IP-Precedence of IP packets
- D. PBR can be divided into interface PBR, local PBR and routing PBR
Answer: D
NEW QUESTION # 517
The ABR in the OSPF fully stub area does not flood the third, fourth, and fifth type LSA to the area. Therefore, the ABR in the fully stub area needs to manually delegate a default route to the area to guide how data packets reach the outside of the AS destination.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 518
On the eSight NMS side, the parameters that need to be configured include template name, SNMP version, read/write community, NE port, timeout time, and retransmission times. Which of the following parameters must match the configuration information on the device? (Multiple choice)
- A. Read and write community words
- B. Template name
- C. NE port
- D. SNMP version
Answer: A,C,D
NEW QUESTION # 519
If the device does not want to advertise to any other BGP peers after receiving a certain BGP route.
Which of the following types can be set to the community attribute of this BGP route?
- A. No_Advertise
- B. No_Export
- C. No_Export_Subconfed
- D. Internet
Answer: A
NEW QUESTION # 520
It can be used in a variety of routing protocols. The routing selection tool consisting of if-match and apply clauses is:
- A. commnityfilter
- B. route-policy
- C. as-path-filter
- D. IP-Prefix
Answer: B
NEW QUESTION # 521
Which of the following statements about multicast is correct? (Multiple choice)
- A. Through the RPF mechanism and the multicast routing protocol, the multicast network can finally form a multicast forwarding path without loops, suboptimal and repeated packets. This path can be called a multicast distribution tree
- B. The multicast destination MAC address is automatically generated according to the EUI-64 algorithm
- C. The range of multicast destination IP address is 224.0.0.0~239.255.255.255
- D. RPF routes can only be elected from unicast routes
Answer: A,C
NEW QUESTION # 522
Which of the following description of the OSPF default route is false?
- A. Due to the hierarchical management of OSFP routing, the priority of Type5/7 missing routing is higher than Type3 routing
- B. OSPF routing can be issued by the area border router (ABR) Type3 default Summary LSA, used to guide the routers in the area to forward packets between areas
- C. When the router does not have an exact matching route, it can forward packets through the default route
- D. The Autonomous System Boundary Router (ASBR) publishes Type5 external province ASELSA, or Type7 external default NSSALSA, which is used to guide the routers in the autonomous system (AS) to access the outside of the autonomous system
Answer: A
NEW QUESTION # 523
In IPsec, which protocol can be used to achieve data integrity?
- A. 3DES
- B. AES
- C. MD5
- D. DES
Answer: C
NEW QUESTION # 524
When the OSPF-enabled router is in the Init state, the destination address of the Hello packet is ___.
(Please fill in the dotted decimal IP address)
Answer:
Explanation:
255.255.255.255
NEW QUESTION # 525
The state inspection firewall uses the session table to track the active TCP sessions and UDP sessions, and the firewall security policy determines which sessions are established, and the data packets will only be forwarded when they are associated with the session.
- A. False
- B. True
Answer: B
NEW QUESTION # 526
When IGMP query is configured with SSM Mapping rules, SSM services can only be provided to member hosts running IGMPv2
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION # 527
For link state routing protocols, when filter-policy import is used, the filtered link state information cannot be calculated as a route, and its neighbors cannot receive complete link state information.
- A. True
- B. False
Answer: B
NEW QUESTION # 528
Which of the following SA descriptions of various messages are wrong? (Multiple choice)
- A. LS Ack message contains complete LSA information
- B. LS Request message only has LS Type, Ls ID and Advertising Router
- C. LS Update message contains complete LSA information
- D. DD only contains the summary information of LSA, that is, it contains LS Type, LS ID, Advertising Router and LS Sequence Number
Answer: A,D
NEW QUESTION # 529
ACL command ac1 [ number ] ac1-number [ match-order{ autol config} ] , where ac1-numnbe is used to specify the number of the access control list, and the value range of ac1-number of the basic access control list is ().
- A. 3000~3999
- B. 2000 ~2999
- C. 0~1000
- D. 1000~3999
Answer: B
NEW QUESTION # 530
In the BGP protocol, if the preconditions are the same, please sort the following route types according to their priority.
Answer:
Explanation:
1) Manual aggregation
2) Automatic aggregation
3) Network
4) Import
NEW QUESTION # 531
Which statement about RIB and FIB is wrong?
- A. RIB does not directly guide the forwarding of packets
- B. FIB is generated by RIB
- C. The next-hop in RIB is the IP address of the peer directly connected to the neighbor interface
- D. FIB directs the forwarding of packets
Answer: C
NEW QUESTION # 532
Which of the following description about BGP, OSPF, ISIS is correct?
- A. BGP runs based on UDP sessions, and the port number used is 179
- B. The BGP neighbor relationship is established based on TCP sessions, and the port number used is 179
- C. ISIS runs based on the IP protocol, using the protocol number 89
- D. OSPF runs based on the IP protocol, and the protocol number used is 90
Answer: B
NEW QUESTION # 533
Which of the following description about the default routing of each protocol is wrong?
- A. Static default route can be configured
- B. ISIS can issue default routes
- C. OSPF cannot deliver default routes
- D. BGP can deliver default routes
Answer: C
NEW QUESTION # 534
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