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CompTIA Security+™: Review Guide, Second Edition by James Michael Stewart

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1.3 Distinguish and differentiate network design elements and compounds

When crafting a network infrastructure, it is important to understand the various design elements and compounds available to you. Maximizing function while maintaining security is a top priority.

DMZ

A DMZ is a special purpose subnet. However, we need to discuss a few foundational ideas before we can properly address the topic of DMZ. First, a network comprises networking components (such as cables and switches) and hosts (such as clients and servers). Often, large networks are logically and physically subdivided into smaller interconnected networks. These smaller networks are known as subnets. Subnets are usually fairly generic, but some have special uses and/or configurations. ...

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