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An organization is granted the block 130.34.12.64/26. Find the number of addresses for the whole network.

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An organization is granted the block 130.34.12.64/26. Find the number of addresses for the whole network.

(a) 128

(b) 32

(c) 256

(d) None of the mentioned

This question was addressed to me in semester exam.

I would like to ask this question from Designing Subnets in section Internet Protocol, Network Addressing and Transport Level Security of Cryptograph & Network Security

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Right option is (d) None of the mentioned

Easiest explanation: N = 2^(32-36) = 64.

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