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When you need to cover distances longer than 200 meters. Also fiber optics is recommended when you have high load connection, for instance, between building, floors and so on.

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Q: When would optical fiber be used in ethernet lan?
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Related questions

What is the data rate for gigibit Ethernet?

in optical fiber WDM technolgu is used how wavelength coverts into data rate


What are the most commonly used media types in Ethernet network today?

1. Copper UTP (Unshielded Twisted Pair) 2. Optical Fiber


What protocols is used for sending digital data over fiber optic cables?

Fiber optic cables are nothing but another transmission medium. All the protocol which works on Ethernet cable will work in Fiber optic cable also. In case of Ethernet, the digital data will be sent in electrical signal format. But Fiber Optic cables are passive devices. They can not conduct electrical signals. So the digital data signals needs to be converted to Optical signal before sending that via fiber. Usually after the conversion process, the header will be added. This header will be added by the originating device of the optical signal and will be removed by the receiving optical device before sending that signal via Ethernet or some other transmission medium..


Is optical fiber unidirectional?

The optical fiber can be used both as unidirectional and bidirectional. The main application of optical fiber is in long-distance links, so there exists no need to employ them as unidirectional. For each direction different wavelengths are used to modulat the signals. At the same time many bidirectional signals can travel through the same optical fiber.


What the diffirence between Optical fiber cable G652 and G655?

G 655 used fiber long distance SM fiber G655, and G652 short distance used, G652 Nonzero fiber


What are the two most commonly used media types in Ethernet networks today?

1. Copper UTP (Unshielded Twisted Pair) 2. Optical Fiber


What optical fiber used for?

Long Distance signal transmission!


Can optical fiber be used where ever co-axial and twisted pair are used?

In principle, not necessarily in practice. You also need an interface on either end that understands the protocol and can translate the optical signals to electrical ones.For the most common Ethernet standards, 100 Mbps and Gigabit, there are optical fiber versions of the standards, so the interfaces are available. If you are referring to a protocol other than Ethernet, you need to check for that particular protocol.On the computer end, you would normally swap the existing network card with an optical version (available for PCI-E and PCI-X slots, meaning most post-2005 desktops and servers).On the router/switch/hub end you could switch to an optical model.Standalone adapters are also available.So I suppose the answer becomes "no, not wherever, but in a quite wide range of cases".


Which type of cabled medium is used by 100Base-TF?

The type of cabling you would use for 100BaseT is Cat5E.


What is optical fiber link?

An optical fiber (or fibre) is a glass or plastic fiber that carries light along its length. Optical fibers are widely used in fiber-optic communications, which permits transmission over longer distances and at higher bandwidths (data rates) than other forms of communications


What is used in optical fiber communication?

WDM wavelength division multiplexing


What type of Electromagnetic radiation used in optical fiber communication?

Gamma rays.