TCP/IP lies at the core of every networking course you will study in your career as a network engineer.
It's crucial that you understand how this suite's protocols work as well as how to apply your knowledge to a live network.
As a member, you have access to all the courses on this site including the TCP/IP course shown below.
I created this course to deal with the confusing subnetting methods most IT trainers insist on teaching. This is a no-nonsense approach to show you how easy it is to subnet and how you can answer most subnetting questions in just a few seconds.
You must have a deep understanding of IPv6 if you are to survive as an IT engineer. This course will prepare you for two prestigious IPv6 certifications. This is a must have certification for network engineers.