tl/dr: Here is a nice chart for you! I created the below chart a few years ago to post up for reference some of my coworkers would forget what our subnet mask was suppose to be. It didn't really work ...

Quick subnetting question from my DE class since I never got a straight answer why my answer of B was wrong. <BR><BR><BLOCKQUOTE class="ip-ubbcode-quote"><font size ...

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 ...

Available Class A subnet masks Subnet zero This chart assumes you can use subnet zero. If you’re not using subnet zero, subtract two from each number in the Subnets column in Table A above. Once you ...

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 ...