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Appendixes > What Is a Socket Server?

What Is a Socket Server?

Before we can get into the details of installing and using a socket server, it's important to understand what a socket server is. Put simply, a socket server—also called a multiuser server—is a server that listens for inbound client connections on a port and allows those clients to communicate with each other over a common protocol (which in the case of ElectroServer will be XML). That's quite a mouthful! Let's break this concept down into more digestible parts. We'll start with a review of the Internet basics on which a socket server depends.

Internet Basics

While I'm sure everyone reading this uses the Internet just about all the time, it's surprising to learn how little most developers know about how it actually works. I've always felt that the more knowledge you have about something, the more effective you can be in using it. In the case of socket servers, this knowledge can help you avoid the sticky deployment and security issues that so many people run into.


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