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Huawei H12-221 Exam

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Question 1
Enabling MD5 authentication between BGP peers can prevent DoS attacks that target BGP peers.
A. TRUE
B. FALSE




Question 2
Which of the following statements are correct regarding OSPF intra-area route calculation? (Select 2 answers)
A. Each OSPF router uses only one Router LSA to describe the local active link state for an area.
B. Each OSPF router uses more than one Router LSA to describe local active link state for an area.
C. One Router LSA describes only one link,
D. One Router LSA describes more than one link.




Question 3
Which of the following is the address range assigned by IANA for SSM service in IPv4?
A. 232.0.0.0/24
B. 225.0.0.0/8
C. 232.0.0.0/8
D. 239.0.0.0/8




Question 4
Which of the following are multicast routing protocols? (Select 3 answers)
A. DVMRP
B. PIM-DM
C. OSPF
D. PIM-SM




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)
A. 192.168.1.0/24
B. 192.10.2.0/24
C. 192.168.3.0/25
D. 192.168.4.0/30




Question 6
Which of the following is the multicast distribution tree maintained by PIM-DM?
A. SFT
B. CBT
C. RFT
D. STP




Question 7
Which of the following attributes must exist in the BGP update messages? (Select 3 answers)
A. LOCAL_PREF
B. NEXT_HOP
C. ORIGIN
D. AS_PATH




Question 8
In OSPF protocol, Different types of networks cannot establish an adjacency with each other in the Full state.
A. TRUE
B. FALSE




Question 9
What does an IP address of 0.0.0.0 indicate?
A. Network address
B. Broadcast address of specially designated network segment
C. All networks
D. Broadcast address of all nodes of local network segment




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.
A. TRUE
B. FALSE




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