Download HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network).H12-221.ExamTopics.2025-08-11.21q.vcex

Vendor: Huawei
Exam Code: H12-221
Exam Name: HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network)
Date: Aug 11, 2025
File Size: 12 KB
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Demo Questions

Question 1
Which of the following is the multicast distribution tree maintained by PIM-DM?
  1. SFT
  2. CBT
  3. RFT
  4. STP
Correct answer: A
Question 2
What command must be configured to establish a BGP connection between indirectly connected EBGP peers?
  1. peer connect-interface
  2. peer valid-ttl-hops
  3. peer ignore
  4. peerebgp-max-hop
Correct answer: D
Question 3
Which of the following network link type is not the basic network link type defined in OSPF?
  1. P2P
  2. P2MP
  3. Broadcast
  4. Virtual link
Correct answer: D
Question 4
An IP address 192.168.13.175 with the subnet mask 255.255.255.240 can be assigned to a device.
  1. TRUE
  2. FALSE
Correct answer: B
Question 5
In OSPF protocol, Different types of networks cannot establish an adjacency with each other in the Full state.
  1. TRUE
  2. FALSE
Correct answer: B
Question 6
Which of the following statements about a neighbor state machine is true?
  1. The Attempt state appears only on an NBMA network or a broadcast network.
  2. The Attempt state appears only on an NBMA network or a P2MP network.
  3. LSR packets can be sent in the Exchange state.
  4. The Full state indicates that LSDB synchronization is complete. No LSDB information will be exchanged.
Correct answer: C
Question 7
Which of the following statements regarding stub areas is false?
  1. An AS-external-LSA cannot be advertised into a stub area.
  2. The ABR in the stub area generates a default route to enable packet forwarding destined for other areas.
  3. Transit area cannot be a stub area.
  4. Any area can be configured as a Stub area.
Correct answer: D
Question 8
A Router ID is optional in the OSPF configuration.
  1. TRUE
  2. FALSE
Correct answer: B
Question 9
Which of the following subnet masks can be used to divide a Class C network into 5 subnets, with each subnet containing a maximum of 20 hosts?
  1. 255.255.255.192
  2. 255.255.255.240
  3. 255.255.255.224
  4. 255.255.255.248
Correct answer: C
Question 10
The default-route originate command in the RIP protocol advertises a default RIP route to the peers. When using this command, which of the following attributes can be set for the default route?
  1. Tag
  2. Cost
  3. Interface
  4. Nexthop
Correct answer: B
Question 11
Which of the following attributes must exist in the BGP update messages? (Select 3 answers)
  1. LOCAL_PREF
  2. NEXT_HOP
  3. ORIGIN
  4. AS_PATH
Correct answer: BCD
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