| 2.1.1 Compare the layers of the OSI and TCP/IP models. | ||||
| 2.1.2 Classify how applications, devices, and protocols relate to the OSI model layers. | ||||
| 2.1.3 Explain the purpose and properties of IP addressing. | ||||
| 2.1.4 Explain the purpose and properties of routing and switching. | ||||
| 2.1.5 Identify common TCP and UDP well‐known ports. | ||||
| 2.1.6 Explain the function of common networking protocols. | ||||
| 2.1.7 Summarize DNS concepts and its components. | ||||
| 2.1.8 Identify virtual network components. |