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Audience: System Admins - Experts
Last Updated: 6/15/2011 2:17:25 PM
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Subnet Cheat Sheet

By Erik Rodriguez

The tables below are commonly used subnet masks and hosts.

Class C

Mask  Notation  Subnets  Hosts

Class B

Mask Notation  Subnets  Hosts,536,768,384,192,096,048,024

Class A

Mask Notation  Subnets  Hosts,777,216,388,608,194,304,097,152,048,576,288,144,072,536

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