问题:
Refer to the exhibit.Which is the most efficient summarization that R1 can use to advertise its networks toR2?()
A . 172.1.4.0/22
B . 172.1.0.0/21
C . 172.1.0.0/22
D . 172.1.4.0/25 172.1.4.128/25 172.1.5.0/24 172.1.6.0/24 172.1.7.0/24
E . 172.1.4.0/24 172.1.5.0/24 172.1.6.0/24 172.1.7.0/24
Refer to the exhibit.Which is the most efficient summarization that R1 can use to advertise its networks toR2?()
● 参考解析
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