I wrote in the past couple of posts that (1) you need to be very careful about peering with routers outside of your administrative control, and (2) good edge polices are essential both to protect ...

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 ...

The last editionof this column discussed subnet masks and the nature of IP addressing. In this and the following column, we will begin discussing what subnetting means and how to do it. First, though, ...

I'm assuming you're using a 255.255.255.0 mask. Changing that to 255.255.0.0 would be more than enough room to grow.

If your company network is having problems and you need to troubleshoot it, you also need to know some basic information about the computers on the network. Internet Protocol is the underlying ...