Subnetting and creating subnet masks is often outsourced to consultants, but doing it yourself can be both challenging and rewarding. In the IT world, specifically in networking, there aren’t many ...

A subnet allows the flow of network traffic between hosts to be segregated based on a network configuration. By organizing hosts into logical groups, subnetting can improve network security and ...

George Ou explains IP subnetting using his own graphical approach. It's a great primer for students and a nice refresher for others. IP subnetting is a fundamental subject that’s critical for any IP ...

In this article we cover one of what I have found to be the most common stumbling blocks for individuals attempting to pass the CCNA. This comes from experience in helping several individuals through ...

Subnetting a Class B network can involve some serious thought! As a network administrator, you'll have to know it and know it well. Todd Lammle walks you through clear instructions and simple examples ...

For one to be able to create multiple logical networks within a Class A, B, or C network, one needs to know the principle of subnet. Without using subnets, one could only use a single network no ...