From the course: Learning the Packet Delivery Process

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Learn protocol basics

Learn protocol basics

From the course: Learning the Packet Delivery Process

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Learn protocol basics

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- [Instructor] Now that you know something about ports and their related protocols, you're ready to dive a little deeper into what a protocol actually is. A network protocol defines how two or more systems communicate with each other. Protocols make it possible to deliver data across different computer technologies and hardware, like WiFi to Ethernet, MAC to PC, and computers to printers. In order for all of this to work, all devices and software must understand and incorporate the same protocols. They all have to follow the same set of rules for data delivery as well. Here's a simplified example of a protocol. Remote Desktop is an application that lets people access their office computer from virtually anywhere. When in a Remote Desktop session, the remote computer performs just as if the user were sitting in front of it. One protocol that makes this possible is RDP. Both computers must be configured to allow RDP…

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