# data[].attributes.headline
- is a networking device that allows multiple computers to communicate with each other over a network by broadcasting all incoming data to all active ports.

# data[].attributes.subject
- is a networking device that allows multiple computers to communicate with each other over a network by broadcasting all incoming data to all active ports.

# data[].attributes.body
- Hubs have 4 to 12 ports

# data[].attributes.headline
Definition: Modem is short for demolator,it is a hardware component that allows in the computer or another device.

# data[].attributes.subject
Definition: Modem is short for demolator,it is a hardware component that allows in the computer or another device.

# data[].attributes.headline
Definition:This is a hardware device that routest data from a local area Network  to another network connection.

# data[].attributes.subject
Definition:This is a hardware device that routest data from a local area Network  to another network connection.

# data[].attributes.headline
- When a hub receives a packet of data (an Ethernet frame) at one of its ports from a network device, it transmits (repeats) the packet to all of its ports to all of the other network devices.

# data[].attributes.subject
- When a hub receives a packet of data (an Ethernet frame) at one of its ports from a network device, it transmits (repeats) the packet to all of its ports to all of the other network devices.

# data[].attributes.body
Network hub

-is a hub that allows
multiple computers to
communicate with each
other over a network.

# data[].attributes.headline
Definition: A Switch is use to network multiple computers together.

# data[].attributes.subject
Definition: A Switch is use to network multiple computers together.

# data[].attributes.body
that interconnects two or more networks together by dividing LAN into different segments
- Most of them are a 2 port device

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USB hub-is a hub that allows multiple peripherals to connect through a single USB port.

# data[].attributes.subject
USB hub-is a hub that allows multiple peripherals to connect through a single USB port.

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- is a network device that replicates and amplifies a received signal to an extended geographical area.

# data[].attributes.subject
- is a network device that replicates and amplifies a received signal to an extended geographical area.

# data[].attributes.body
- They are cheap and simple
- Can connect different media types

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- Half-duplex
- Wastes Bandwidth
- Causes unnecessary traffic

# data[].attributes.headline
How it works: Is a contraction of the worlds modulator/demodulator.The sending modem modulates the data into a signal that is compatible with the phone line. 

# data[].attributes.subject
How it works: Is a contraction of the worlds modulator/demodulator.The sending modem modulates the data into a signal that is compatible with the phone line. 

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How it works:To put it simply,a router connects device whitin a network by forwarding data packets between them.

# data[].attributes.subject
How it works:To put it simply,a router connects device whitin a network by forwarding data packets between them.

# data[].attributes.headline
A network bridge is a computer networking device that creates a single, aggregate network from multiple communication networks or network segments.

# data[].attributes.subject
A network bridge is a computer networking device that creates a single, aggregate network from multiple communication networks or network segments.

# data[].attributes.body
- A bridge for a wired network
- A wireless bridge for a wireless network

# data[].attributes.body
-Reduces network traffic
- Prevents Bandwidth waste
- Keeps a record of MAC addresses

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How it works: A router is a networking that routhes data packets between computer network

# data[].attributes.subject
How it works: A router is a networking that routhes data packets between computer network

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- They are expensive
- Slower than Hubs

# data[].attributes.headline
- Repeaters work by amplifying the received signal then rebroadcasts it to another area.

# data[].attributes.subject
- Repeaters work by amplifying the received signal then rebroadcasts it to another area.

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Wi-Fi Repeater- is used to extend the coverage area of your Wi-Fi network.

# data[].attributes.subject
Wi-Fi Repeater- is used to extend the coverage area of your Wi-Fi network.

# data[].attributes.headline
Network Repeater- The specific characteristic of this is that whatever it receives it transmits to the other LAN segment.

# data[].attributes.subject
Network Repeater- The specific characteristic of this is that whatever it receives it transmits to the other LAN segment.

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Telephone Repeater- is used to amplify signals to support and carry long distance calls.

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Telephone Repeater- is used to amplify signals to support and carry long distance calls.

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Radio Repeater- this is used to extend the coverage of a radio signal.

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Radio Repeater- this is used to extend the coverage of a radio signal.

# data[].attributes.body
- It amplifies the signal
- It does not affect the performance of the network
- It does not increase or decrease the network traffic

# data[].attributes.body
- It is not possible to connect different network
architectures using repeater.
- The number of repeaters to be used are limited between
two ends.
- They do not perform filtering of the data