What is the number of network IDs in a Class C network?

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For a Class C network, the number of usable Network ID bits is 21. The number of possible network IDs is 2 raised to 21 or 2,097,152. The number of host IDs per network ID is 2 raised to 8 minus 2, or 254.

Curious Answered on February 8, 2018.
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RE: What is the number of network IDs in a Class C network?

Scholar Answered on February 8, 2018.
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