Subnetting can be ponderous. This post acts as a repository for subnetting information that is pertinent to certification exams and is important for the job. It contains subnetting tables for IPv4 class A, B, and C networks. It also has various links including two of my favorite subnetting calculators.
Watch my introductory lesson on subnetting here:
– Online IP Subnet Calculator: An excellent […] read more
Just the other day, a Network+ student asked me what computer networking tools I use, and which I recommend for a person just starting out in the field. I get the question pretty often so I figured I’d write a short article about it.
For those of you that work at a decent organization, you should be supplied with whatever tools are necessary (within limits). […] read more
I have 2 Network+ screencast/articles that can be found on the InformIT site at the following links: Configuring an L2TP-based VPN: http://www.informit.com/articles/article.aspx?p=1578524
DNS Server Configuration: http://www.informit.com/articles/article.aspx?p=1578520