Chapter 2
Setting Up a Local Area Network
IN THIS CHAPTER
Understanding TCP/IP networks
Installing an Ethernet local area network
Discovering how to configure TCP/IP networking
Connecting a LAN to the Internet
Linux comes with built-in support for Transmission Control Protocol/Internet Protocol (TCP/IP) networking, as do most modern operating systems from Windows to macOS. You can have TCP/IP networking over many physical interfaces, such as Ethernet cards and USB ports.
Typically, you use an Ethernet network for your local area network (LAN) at your office or even your home (if you happen to have two or more systems at home), with wireless (see Book 3, Chapter 3) gaining in popularity in most locations.
This chapter describes how to set up an Ethernet network. Even if you have a single PC, you may need to set up an Ethernet network interface so that you can connect to high-speed Internet access (via a DSL or cable modem somewhere along the way).
Understanding TCP/IP
You can understand TCP/IP networking best if you think in terms of a four-layer model, with each layer being responsible ...
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