Click the Exhibit.
Your network consists of subnets shown in the exhibit. You are asked to create an aggregate route for Router
1.
What is the appropriate prefix for the aggregate route in this scenario?
A.
172.42.32.0/20
B.
172.42.32.0/22C. 172.42.32.0/19
D.
172.42.32.0/21
Answer is C
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why C ? D is it wrong?
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Sorry, I got a mistake. C is right
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