Chapter 5

TCP and UDP Ports and Protocols

This chapter covers the following A+ 220-1101 exam objective:

  • Images 2.1 – Compare and contrast Transmission Control Protocol (TCP) and User Datagram Protocol (UDP) ports, protocols, and their purposes.

We’re back. Welcome to Domain 2.0: Networking. Knowing how to build computers and configure mobile devices is all well and good, but if they can’t communicate with each other, very little gets done. That means you as the technician should have a good understanding of networking connections between computers on the local area network (LAN) and over the Internet. This chapter and the seven that follow will set ...

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