LAN

LAN

1. Requirements

   • Network Medium
     • Cable For Wired Connnection
   • Network Adapter
     • A computer needs a network adapter to connect to a network
   • Cable Connectors
     • Connects one device to another.
     • connect one device to another
   • Power Supply
     • Supplies the LAN with power.
   • Hub/Router
     • A router connects multiple networks and forward packets.
     • Forwards files and packets
   • Network Software
     • Helps administrators deploy, manage and monitor a network.

2. Advantages

   • Share expensive peripherals like printers instead of buying a new one every time
   • A fileserver can be used to store and share documents and files
   • Electronic messages (email) can be sent between computers
   • Makes a lot of things cheaper after the LAN has been purchased
   • User can save their work centrally on the network’s file server. This means that they can retrieve their work from any workstation on the network
   • Users don’t need to go back to the same workstation all the time
   • Users can communicate with each other and transfer data between workstations very easily

3. Disadvantages

   • Special security measures are needed to stop users from using programs and data that they should not have access to
   • If the file server develops a serious fault, all the users are affected, rather than just one user in the case of a stand-alone machine
   • Networks are difficult to set up and need to be maintained by skilled technicians

4. Wifi

   • Disadvantages
     • Slower compared to ethernet
     • If the wifi is lost in a set area in the house youll have to but a wifi extender
     • Has to install encryption for security purposes
   • Advantages
     • Connection can span the width of the building
     • Doesn't require wires
     • You can walk around the whole builidng and as long as the wifi spreads far enough you wont lose the wifi
     • Better range compared to ethernet
   • Wireless connection
     • 250mbs

5. Ethernet

   • Wired connection
     • 1000mbs
   • Advantages
     • Less likely to disconnect
     • Faster compared to wifi
   • Disadvantages