The Internet is a necessity these days, and without it, we cannot do anything with our devices, including Windows PCs. When you see the WiFi Doesn’t Have Valid IP ...

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 ...

Dynamic Host Configuration Protocol, or DHCP, makes setting up an office network simple, but several minor drawbacks come with that simplicity. One common issue you may encounter is the difficulty of ...

When your sign up for Internet access on behalf of your company or purchase Web hosting for your company's Web servers, you will purchase either a dynamic IP address, a single static IP address or a ...

We just saw that the mask determines where the boundary between the network and host portions of the IP address lies. This boundary is important: If it is set too far to the right, there are lots of ...