Latest [Dec 03, 2021] 100% Passing Guarantee - Brilliant H12-221 Exam Questions PDF
H12-221 Certification – Valid Exam Dumps Questions Study Guide! (Updated 225 Questions)
Huawei H12-221 Exam Syllabus Topics:
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NEW QUESTION 77
Which of the following statements regarding the MED attribute are true? (Select 3 answers)
- A. the default MED value 0 on a BGP indicates that the route is not specified. If the bestroute med-none-as-maximum command is configured, the maximum MED value that can be set is 4294967295.
- B. Generally, BGP compares only the MEDs of routes received from the same AS but if the "compare-different-as-med" command is configured, BGP can compare the MEDs of the routes received from multiple ASs.
- C. Based on BGP route selection rules, the MED has precedence over the AS_Path, Preferred-Value, Local-Preference, and Origin attributes.
- D. The MED of a BGP route is 100 by default.
Answer: A,B,C
NEW QUESTION 78
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?
- A. Cost
- B. Nexthop
- C. Interface
- D. Tag
Answer: A
NEW QUESTION 79
Which of the following commands is used to display check information about the IGMP enabled interface?
- A. [Quidway]show ip igmp interface
- B. [Quidway]show ip igmp
- C. [Quidwayjdisplay igmp interface
- D. [Quidwayjdisplay ip interface
Answer: C
NEW QUESTION 80
What is the default LOCAL_PREF and PREFERRED-VALUE assigned to routes in a VRP system?
- A. 255,100
- B. 0,32768
- C. 100,0
- D. 32768,0
Answer: C
NEW QUESTION 81
The ospf dr-priority value ranges from 0 to 255 and is 64 by default.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 82
The import-route limit" command is used to set a maximum number of imported routes that can be imported
into an OSPF routing process.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 83
Which of the following are OSPF message types? (Select 4 answers)
- A. Link-State Request
- B. Link-State Update
- C. Hello
- D. Database Description
- E. Link-State Advertisement
Answer: A,B,C,D
NEW QUESTION 84
In OSPF protocol, Different types of networks cannot establish an adjacency with each other in the Full state.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 85
Which of the following route entries matches ACL 2001 that is defined below?
1.0.0.0/8,1.2.0.0/16,1.2.3.0/24,1.2.4.0/24,1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24 ACL 2001
Basic ACL 2001,1 rule
Ad's step is 5
rule 0 permit source 1.2.0.0 0.0.254.255
- A. 1.2.3.0/24,1.2.4.0/24, 1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24
- B. 1.0.0.0/8 ,1.2.0.0/16,1.2.3.0/24,1.2.4.0/24,1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24
- C. 1.2.3.0/24,1.2.5.0/24,1.2.7.0/24
- D. 1.2.0.0/16,1.2.4.0/24,1.2.6.0/24,1.2.8.0/24
Answer: D
NEW QUESTION 86
What are the functions of an IGMFV2 Query message? (Select 3 answers)
- A. A working router sends Query messages periodically.
- B. A router sends IGMPv2 Query messages to collect group memberships of receiver hosts.
- C. A router sends IGMPv2 Query messages to elect a querier.
- D. Based on IGMPv2 Query messages, receiver hosts can unicast Report messages to the querier by obtaining its address.
Answer: A,B,C
NEW QUESTION 87
In VRP, by default, a BGP router does not automatically send a refresh packet to its BGP peers for retransmitting an Update packet after the inbound routing policy of the BGP peers changes.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 88
Which command triggers the advertisement of BGP routes without interrupting a BGP connection?
- A. Reset bgp
- B. Refresh bgp all internal
- C. Refresh bgp all external
- D. RR-filter
Answer: C
NEW QUESTION 89
Why is BGP run by core routers in transit AS?
- A. To optimize network within an AS
- B. To ensure only one export
- C. To ensure the transmission of data packets to the external destination addresses
- D. To eliminate route loops
Answer: C
NEW QUESTION 90
Which of the following tools cannot be used for route filtering?
- A. IP-prefix
- B. Filter-policy
- C. Route-policy
- D. Policy-based-route
Answer: D
NEW QUESTION 91
Assume that the subnet mask is 255.255.255.248. Which of the following are valid host addresses? (Select 3 answers)
- A. 192.168.200.87
- B. 220.100.100.154
- C. 223.168.210.100
- D. 196.123.142.190
Answer: B,C,D
NEW QUESTION 92
Assume that the following commands are run to configure BGP
timer keepalive 30 hold 90
peer 1.1.1.2 timer keepalive 10 hold 30
Which statements regarding the configuration are true? (Select 2 answers)
- A. A global configuration is preferred. Therefore, the timer values for peer 1.1.1.2 are "keepalive 30 hold 90."
- B. The default configuration is "timer keepalive 60 hold 180." Therefore, peer 1.1.1.2 can detect connection faults faster than the default configuration.
- C. A peer configuration is preferred. Therefore, the timer values for peer 1.1.1.2 are "keepalive 10 hold 30."
- D. The smaller value between the global and peer timer values is chosen. Therefore, the timer values for peer 1.1.1.2 are "keepalive 10 hold 30".
Answer: B,C
NEW QUESTION 93
Which command triggers the advertisement of BGP routes without interrupting a BGP connection?
- A. Reset bgp
- B. Refresh bgp all internal
- C. Refresh bgp all external
- D. RR-filter
Answer: C
Explanation:
Explanation/Reference:
NEW QUESTION 94
When a routing protocol import routes discovered by other routing protocols, it must import only the routes that meet the conditions and set attributes for the imported routes. In such a case, a route-policy can be created.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 95
On a broadcast network or an NBMA network, not all neighbors need to set up adjacencies with each other. Therefore, the concept of establishing adjacency is applicable only to the broadcast network or the NBMA network.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 96
By default, the cost of an OSPF interface is calculated based on the bandwidth. The formula to calculate the cost is reference bandwidth/interface bandwidth.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 97
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. 192.168.3.0/25
- B. 192.168.4.0/30
- C. 192.168.1.0/24
- D. 192.10.2.0/24
Answer: A,C
NEW QUESTION 98
Which port number is used by BGP to establish a TCP connection?
- A. 0
- B. 1
- C. 2
- D. I80
Answer: C
NEW QUESTION 99
Which statements regarding the local preference attribute are true? (Select 2 answers)
- A. The local preference of a BGP route is 0 by default.
- B. Based on BGP route selection rules, the local preference has a lower priority than the MED attribute which means that BGP compares local preference of routes after comparing MED.
- C. The local preference selects an exit point for data from the local AS
- D. Based on BGP route selection rules, the local preference has a lower priority than the preferred-value which means BGP compares local preference of routes after comparing preferred-values.
Answer: C,D
NEW QUESTION 100
On a broadcast network or an NBMA network, not all neighbors need to set up adjacencies with each other.
Therefore, the concept of establishing adjacency is applicable only to the broadcast network or the NBMA
network.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 101
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