最新なHuawei H12-221問題集（225題）、真実試験の問題を全部にカバー！

質問 1：
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. TRUE
B. FALSE
正解：A

質問 2：
What does the IP-prefix-filter "ip ip-prefix test index 10 deny 0.0.0.0 0 less-equal 32" mean?
A. Denying all routes
B. Matching only default routes
C. Matching all routes
D. Denying only default routes
正解：A

質問 3：
What are the functions of an IGMFV2 Query message? (Select 3 answers)
A. A router sends IGMPv2 Query messages to collect group memberships of receiver hosts.
B. A router sends IGMPv2 Query messages to elect a querier.
C. Based on IGMPv2 Query messages, receiver hosts can unicast Report messages to the querier by obtaining its address.
D. A working router sends Query messages periodically.
正解：A,B,D

質問 4：
Which of the following messages needs to be sent out by a downstream interface when recovering from the pruned state to the forwarding state in PIM DM?
A. Join
B. Prune
C. Graft
D. Assert
正解：C

質問 5：
If the subnet mask for Class A address is 255.255.240.0, how many bits are used for subnetting?
A. 4
B. 5
C. 9
D. 12
正解：D

質問 6：
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. 192.168.4.0/30
B. 192.10.2.0/24
C. 192.168.3.0/25
D. 192.168.1.0/24
正解：C,D

質問 7：
Which of the following statements regarding DR in PIM protocol are true? (Select 3 answers)
A. A receiver's DR is sends Join messages to a multicast source or an RP.
B. A source's DR sends Register messages to an RP.
C. An Assert winner on a shared network segment may not be a DR.
D. In DR election, the router with the lowest IP address is elected among the routers of the same DR priority..
正解：A,B,C