From the course: Cert Prep: ISC2 Certified in Cybersecurity (CC)

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Routers and switches

Routers and switches

From the course: Cert Prep: ISC2 Certified in Cybersecurity (CC)

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Routers and switches

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- [Instructor] Networks carry all types of data over distances short and far. Whether it's a transatlantic video conference or an email across the room, many different networks carry the ones and zeros that make communications work. Routers, switches, and bridges are the core building blocks of these networks. Network engineers use switches to connect devices to networks. Switches are simple looking devices, such as the one shown here, that contain a large number of network ports. Switches may be very small with eight or fewer ports, or they can be quite large with 500 or more ports. Switch shown here is a typical 48 port switch. Switches are normally hidden away inside wiring closets and other secure locations. Each switch port is connected to one end of a network cable. Those cables then disappear into special pipes, known as conduits, for distribution around a building. When the cable reaches the final…

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