When it comes to networks, people always feel confused about the differences between wired and wireless communication, knowing many about these terms, similar to bus, ring, OSI, LAN, and WAN.

In this course, We introduce exemplifications of protocols and services that are familiar to us, and we explain how these services are supported by networks. Further, you can fluently understand all the terms!


1. Understanding the basic topology of Ethernet
2. Understanding the categories of network equipment & communication interfaces
3. Understanding wireless technologies


For obtaining the certification of this course, please go to
Please finish the course before taking the test.