Archive for category CCIE-SP

Production network mockups with dynagen and GNS3

Just a quick follow up on my previous post on using dynagen and GNS3. This one demonstrates the ability to mock up production networks for times when others are using your physical lab. Sure, you can’t emulate a 7600 or GSR, but the same principles apply for most situations (excluding platform specific configurations).

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Configuring Dynagen, Dynamips, and GNS3 for lab practice

One of the most useful (and cheapest!) ways to learn is to practice with Dynamips, Dynagen, and GNS3. In this post, I’ll show how I configure my environment – both for ccie lab practicing, as well as testing new configurations when other people are hogging the real lab routers at work.

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