Check out the Building a Computer Network video course. In the BACN course I build a “basic” network from scratch in my lab. The course is virtually all hands-on and is a great way to learn the basics of computer networking. It also serves as a good supplement to your CompTIA A+ or Network+ training.
You can purchase the entire course on Pearson’s website at this link. Enter the code PROWSE70 at checkout to receive a 70% discount.
or, watch it on Safari here (subscription to Safari required).
Sample: Configuring the IP Network Part I
Click this link for a partial list of the equipment (and purchase links) that I used in the course.
Errata:
(last updated 8/29/2017):
Sub-lesson 2.4 – Configuring the IP Network Part II, at 8:10.
The callout has the wrong syntax (I pasted the wrong one apparently, my apologies). The correct syntax follows:
route add -p 0.0.0.0 mask 0.0.0.0 192.168.41.1 metric 2