Most people treat Ethernet as just a cable for internet, but it can power devices, wake computers remotely, and run entire ...

Blueprint topics covered in this chapter: This chapter covers the following subtopics from the Cisco CCIE Routing and Switching written exam blueprint. Refer to the full blueprint in Table I-1 in the ...

Ethernet is ubiquitous, fast, and simple. You only need two diffpairs (four wires) to establish a 100Mbit link, the hardware is everywhere, you can do Ethernet over long distances easily, and tons of ...

Ethernet is the technology that is commonly used in wired local area networks (LANs). A LAN is a network of computers and other electronic devices that covers a small area, such as a room, office, or ...

You've probably noticed that some Ethernet cables are round, while others are flat. Here's how to decide which cable shape is ...

Power over Ethernet (PoE) is not rocket science, but it’s not plug-and-play magic either. This short primer walks through the basics with a few practical nudges for those curious to try it out. It’s a ...