Visio is one of my favorite documentation tools. This post will show how to use some of the tricks I’ve learned over the years to create a good looking network diagram.

You’ll notice that I don’t use vendor specific router shapes. They are fine for sales or marketing diagrams. For functional network diagrams, they are pretty useless. I’d rather have a colored box with the hostname and loopback IP inside than have that text outside and cluttering up the diagram. It’s a personal preference, use whatever you want.

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