Network

Network

1. LAN (Local Area network)

   • WiFi
     • Advantages
       • in short distances the internet is stronger and faster
       • Can be used for portable devices
       • Can connect more devices
     • Wireless
     • Disadvantages
       • Slower data transfer speed
       • Can be less secure if not encrypted
       • Shorter range
   • Ethernet
     • Wired
     • Advantages
       • Can connect more devices
       • Can be more secure
       • Longer range
     • Disadvantages
       • Cabling costs money
       • Can’t be used for some portable devices
   • Devices connected over a small Geographical area.
   • Hardware needed to connect your devices to LAN
     • switch
     • WAP ( Wireless Access Point
     • Ethernet Cable

2. Connection Types

   • GPRS (General Packet Radio Service)
     • Data transfer speed Varies depending on signal
     • Range: Available across most of the UK, but some remote areas still have limited connectivity.
     • Network Type: WAN
   • WiFi
     • Data transfer speed Up to 250Mbps
     • Range: 32m (however this can be extended with extra wireless access points)
     • Network Type: LAN
   • Bluetooth
     • Data transfer speed 25Mbps
     • Range: 10m
     • Network Type: WPAN
   • Ethernet
     • Data transfer speed Up to 1000Mbps
     • Range: 100 metres (Can be extended)
     • Network Type: LAN