Practical Networking .net

Wildcard Masks

If you understand Subnetting, then you probably know that the CIDR notation of /24 correlates to the Subnet Mask of But did you also know both of those correlate to the Wildcard Mask of This video picks apart Wildard Masks, what they are, and how they are used. We’ll cover the following concepts: […]


Classful vs CIDR vs FLSM vs VLSM

These four terms all refer to somewhat overlapping concepts. As a result, some confusion has surfaced about what each of these terms actually mean, and how they differ from each other. That is what this article is going to pick apart. These four terms can be broken up into two sets of two terms: Classful […]