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What is the formula for determining the number of possible hosts on a network?
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What is the formula for determining the number of possible hosts on a network?

User Alexey Shokov
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2**(32 - netmask) - 2 = number of nodes available

The netmask is in CIDR (Common Internet Domain Routing) notation, without the slash.

One of the nodes would be needed for a router or else you can't communicate with other networks.
User TheLeonKing
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