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Networks, image, image, image, image - Coggle Diagram
Networks
LAN
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Used by schools, small organisations, collages, universities and homes
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Network Hardware
NIC - offers an interface port for a wired connection. Provides a radio transmitter for connecting wirelessly
Switch - records which computers are connected to which ports, a switch only forwards traffic to the intended recipient
Router - sends data signals across the internet, collect potential routes for sending sata and determines the faster one.
WAP - uses a radio receiver to allow a wireless connection to a network. Creates its own wireless network for devices to connect to
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Network Topologies
Bus
All nodes connected to a central cable , with terminators at each end
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Mesh
All devices are connected to each other, in a full mesh all devices are directly connected to every other device
Ring
All devices are connected in a circular pattern, each device is connected to 2 others
Wireless and Wired
Wireless
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Cheap to set up and can have multiple connection points, installation is easy and most devices can connect automatically, usually up to 50mb/s, easier to intercept as it cannot be contained to one building
Wired
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Installation can be expensive, usually 1 gigabit/s, more secure than wireless, need physical devices to steal data
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