OSI Layers, Ports, and Protocols ‑ Networking Training

This foundational Cisco training prepares learners to think within the OSI model and layers, recognize well-known ports, and understand different network and device protocols.

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.

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