Networks

Networks

1. LAN (Local Area Network)

   • Devices connected over a small geographical area
   • Advantages
   • Ways to connect to the internet
     • Ethernet
       • Advantages
         • Faster data transfer speed
         • Longer range
         • Can be more secure
       • Disadvantages
         • Cabling costs more money
         • Can’t be used for some portable devices
       • Wired connection
     • Wifi
       • Wireless Connection
       • Advantages
         • Can be used for portable devices
         • Can connect more devices
       • Disadvantages
         • Slower data transfer speed
         • Shorter range
         • Can be less secure if not encrypted
   • Hardware needed to connect your devices into a LAN
     • Router
     • Network Interface card
       • Wireless network interface card
     • Switch
     • Ethernet cable
     • Wireless access point (WAP)
     • Hub

2. WAN (Wide Area Network)