Flashcards
Home Network
Cards in this deck (12)
- 1Home NetworksHome Networks
- 2LANLocal Area Network
Covers a small geographical area - 3Advantages of LAN• Sharing the internet connection
• Sharing files, including backing up
• Sharing peripherals, printers
• Internet telephone services - 4What is a router?Allows you to connect to the internet. Connects all the computers in a home network to the modem by giving them an internal IP Address, so that it ‘knows’ where to send data. Most modems and routers are now combined.
- 5Advantages of Wireless connection to routerAll you need is a wireless router
Cheaper: only the cost of the router
You can access the network from anywhere in the house and stay connected when moving room to room - 6Disadvantages of Wireless connection to routerSlower: 54 megabits per second (Mbps)
Poor: anyone within range can use it, unless a password or security key is set
Can be affected by walls, electronic equipment, distance from router and number of computers connected - 7Advantages of Cable connection to routerVery fast: 1 gigabit per second (Gbps)
Good: user would need to physically plug in their computer to the network with a cable
Should not experience interference - 8Disadvantages of Cable connection to routerCables have to be run from the router to all rooms in the house
Installation is expensive
You cannot connect in a room without a socket - 9What is Encryption?Encryption scrambles data so that only computers with the right key can read it.
- 10What is a MAC Address?A Media Access Control (MAC) Address is given to each device on your networks. You can specify which addresses can connect to your network. This is stored on the NIC.
You can specify which MAC addresses can connect to your wireless network. - 11Network security• Changing the default admin password on the router
• Setting up a form of encryption
• Setting up media access control (MAC) address filtering - 12More on Network security• Hiding the router by stopping the router broadcasting its Service Set Identifier (SSID)
•Turning off the router when not in use
•Reducing transmitter power
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- Flashcards on Home Network, created by Valentin Ardeleanu on 03/11/2017.
- Created by
- Valentin Ardeleanu
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