Which is the most efficient summarization that R1 can use to advertise its networks to R2?

Refer to the exhibit.Which is the most efficient summarization that R1 can use to advertise its networks to R2?

Refer to the exhibit.

Which is the most efficient summarization that R1 can use to advertise its networks to R2?

A.
172.1.4.0/22

B.
172.1.0.0/21

C.
172.1.0.0/22

D.
172.1.4.0/25



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mr_tienvu

mr_tienvu

When the subnet mask is 122, R1 can advertise its networks to R2.

mr_tienvu

mr_tienvu

I choose