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Network Hardware Flashcards
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- 1RouterA router is a device that transfers data from one network to another. It forwards data packets to their destination by the most efficient router.
- 2Access points and ad-hoc networksAd-hoc network creates a network between just two devices. It has no need for a router (No middle man). A Bluetooth connection is a ad-hoc network.A wireless access point is basically the antennas on top of the router. It allows devices to connect to the router without wires. Not all routers are wireless routers.
- 3SwitchesA Switch turns connections between machines on and off when they are needed to avoid these data collisions
- 4Network CardsNetwork Interface cards come in wired or wireless forms. They are fitted into a computer or laptop so that they can be connect to a network.
- 5CablesCopper wire has been used to wire the home since the telephone became popular, over 100 years ago!
It is perfect to send across a voice signal but it has very limited bandwidth.
Fiber optics refers to technology that transmits data through thin strands of a highly transparent material that usually is either glass or plastic
Fiber optic communications were launched in the 1970s, though the first fiber optic telecommunications networks were not installed until the early 1980s.
- 6WirelessMany people have wireless routers in their homes now. This allows many devices to connect to the home network provided by a ISP. KCOM, BT, O2.
A company will provide the service and will rent the usage of the cables to provide the service
- 7WEP KeyA WEP (Wired Equivalent Privacy) key is a kind of security passcode for Wi-Fi devices. WEP keys enable a group of devices on a local network to exchange encrypted (mathematically encoded) messages with each other while hiding the contents of the messages from easy viewing by outsiders
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- Fichas sobre Network Hardware Flashcards, creado por Millie Orr el 09/10/2017.
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- Millie Orr
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