You create a subnet with CIDR 10.0.1.0/24. How many usable IP addresses are available for EC2 instances in this subnet, and why is it less than the total?

Question

Lingesh Kumar K · Accepted Answer

A 10.0.1.0/24 subnet has 256 total IPs, but 251 are usable because AWS reserves 5 IPs for network, router, DNS, future use, and broadcast.

You create a subnet with CIDR 10.0.1.0/24. How many usable IP addresses are available for EC2 instances in this subnet, and why is it less than the total?

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