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IP Sub-Networking Mini-Howto

Robert Hart,

v1.1, 30 August 2001

This document describes why and how to subnetwork an IP network - that is using a single A, B or C Class network number to function correctly on several interconnected networks.

1. Copyright

2. Introduction

3. The Anatomy of IP numbers

4. What are subnets?

5. Why subnetwork?

6. How to subnetwork a IP network number

7. Routing

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