Download HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network).H12-221.NewDumps.2020-05-01.135q.tqb

Vendor: Huawei
Exam Code: H12-221
Exam Name: HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network)
Date: May 01, 2020
File Size: 765 KB
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Demo Questions

Question 1
Enabling MD5 authentication between BGP peers can prevent DoS attacks that target BGP peers.
  1. TRUE
  2. FALSE
Correct answer: A
Question 2
Which of the following statements are correct regarding OSPF intra-area route calculation? (Select 2 answers)
  1. Each OSPF router uses only one Router LSA to describe the local active link state for an area.
  2. Each OSPF router uses more than one Router LSA to describe local active link state for an area.
  3. One Router LSA describes only one link,
  4. One Router LSA describes more than one link.
Correct answer: AD
Question 3
Which of the following is the address range assigned by IANA for SSM service in IPv4?
  1. 232.0.0.0/24
  2. 225.0.0.0/8
  3. 232.0.0.0/8
  4. 239.0.0.0/8
Correct answer: D
Question 4
Which of the following are multicast routing protocols? (Select 3 answers)
  1. DVMRP
  2. PIM-DM
  3. OSPF
  4. PIM-SM
Correct answer: ABD
Question 5
Which of the following route entries match the IP-Prefix defined below? 
ip ip-prefix test index 10 permit 192.168.0.0 16 greater-equal 24 less-equal 28 
(Select 2 answers)
  1. 192.168.1.0/24
  2. 192.10.2.0/24
  3. 192.168.3.0/25
  4. 192.168.4.0/30
Correct answer: AC
Question 6
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 7
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
Question 8
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 9
What does an IP address of 0.0.0.0 indicate?
  1. Network address
  2. Broadcast address of specially designated network segment
  3. All networks
  4. Broadcast address of all nodes of local network segment
Correct answer: C
Question 10
The unicast and multicast technologies are both outstanding in solving the problem of "single source, multiple destinations" in order to allow efficient P2MP data transmission.
  1. TRUE
  2. FALSE
Correct answer: B
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