Common Ports and Protocols

Drag and Drop Exercise Objective: This exercise is designed to help you learn and reinforce your understanding of the most […]

OSI Drag and Drop to TCP/IP

Objective: This interactive exercise is designed to help you understand the relationship between the OSI (Open Systems Interconnection) model and […]

TCP/IP OSI Match

Drag each OSI layer to its corresponding TCP/IP layer. OSI Model Layers: Application Presentation Session Transport Network Data Link Physical […]

TCP IP Model

Layer Sorting Exercise Application Transport Internet Network Interface Check Order Attempts: 0

Firewalls

A firewall acts as a security guard for your computer or network, managing the flow of data between your computer […]

OSI Model Layers

Description The OSI (Open Systems Interconnection) model is a conceptual framework used to understand network interactions. Developed by the International […]

OSI Model

The OSI (Open Systems Interconnection) model was developed to address the need for a standardized framework for computer networking and […]