Steve at Networking-Forum has created a tool to practice subnetting. Here’s an example question:

It’s a very cool idea, IMO. Check it out!


Colby Glass has been in IT since 2002. He is currently a Systems Engineer (presales) with a Cisco Gold partner and holds the CCNP R/S, CCNP DC, CCDP, CCIP, JNCIA-ER.

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