Networks

Networks

1. Local Area Network

   • Hardware
     • Router: It connects multiple networks and forward packets to other networks
       • Advantage: Fast connection
       • Disadvantage: Fixed position use
     • switch: It connects wired devices to a server
       • Advantage: Allows you to connect multiple Ethernet cables to one network
       • Disadvantage: Limited number of spaces for Ethernet cables
     • WiFi extender: It allows you to use your WiFi in place to far from the internet box.
       • Advantage: You can use WiFi further from the WiFi box
       • Disadvantage: It is more likely to get hacked
   • connection types
     • Ethernet cable: It connects a device directly to a router or switch
       • Advantages: Faster than wireless connection
       • Disadvantages: You can only stay in a fixed position
     • WiFi: It is a wireless connection that joins you to the router
       • Advantage: allows you to move around freely
       • Disadvantage: Slower than wired connections
     • Network bridge: It connects two or more LANS together.
       • Disadvantage: They don't filter broadcast traffic
       • Advantage: Reduces traffic flow
   • Connects multiple pieces of hardware together via WiFi or Ethernet cable

2. Wireless Personal Area Network

   • WPAN connects two pieces of hardware together via Bluetooth.
   • Connection type
     • Bluetooth
   • Advantage
     • wireless connection meaning portability
   • Disadvantage
     • weaker connectoin

3. Wide Area Network

   • WAN is a network spread over a large geographical area made of mady lans
   • Connection type
     • GPRS
   • Advantage
     • Can connect with people from far away
   • Disadvantage