CBTNuggets - OSI Layers, Ports, and Protocols - Networking Training

Most people close to the IT world are familiar with the OSI model. Many know what a port is and recognize many of the well-known ports. And plenty of IT professionals can recognize a protocol or two.
Once you're done with this OSI Layers, Ports, and Protocols training, you'll know how to think with the OSI model and layers, recognize well-known ports, and understand different network and device protocols.
For anyone who manages network training, this training can be used to onboard new network administrators.
OSI Layers, Ports, and Protocols: What You Need to Know
This OSI Layers, Ports, and Protocols training has videos that cover network basics including
Understanding abstraction and the OSI model
The seven layers of the OSI model
The interaction of ports with layer 3 and 4
Correlating different layers with protocols, and understanding their interactions
Who Should Take OSI Layers, Ports, and Protocols Training?
This OSI Layers, Ports, and Protocols training is considered foundational-level training, which means it was designed for network administrators with 1 to 3 years of experience - or no experience at all. This OSI Layers, Ports, and Protocols course is valuable for new or aspiring IT professionals, experienced network administrators looking to validate foundational skills, and non-technical professionals.
Network basics user training. If you don't work with networks or computers, there might not be any better example of how esoteric the IT community can be than when talking about the OSI model, ports or...

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