Home Networks

Home Networks

1. Wireless Networks

   • Wireless local area network (WLAN) uses a router
     • Each device on a home network has an IP address
       • The router manages the IP addresses and provides internet access
   • Wireless Network Security
     • SSID
       • The public name broadcast by the wireless network
     • Encryption
       • To make networks secure an encryption key is set in the router.
       • WPA-PSK & WPA2 is the most secure. Unsecured networks are a security risk.

2. Wired Networks

   • Advantages
     • Faster than wireless
     • More secure than wireless
   • Disadvantages
     • Expensive to set up
     • Need a cable to connect
     • Less mobility for connection
   • Connecting to the internet
     • MODEM
       • A MODEM communicates between your network and the ISP (Internet Service Provider)
     • The internet is a WAN (wide area network)
   • Mobile Broadband
     • Advantages
       • Greater coverage than WiFi
       • More secure than WiFi