NETWORKS

NETWORKS

1. HARDWARE

   • ROUTER
     • IT IS NEEDED SO ALL THE DEVICES CAN CONNECT TO A CENTRAL POINT IN A LAN
     • THEY ALLOW YOU TO SHARE RESOURCES SUCH AS YOUR INTERNET CONNECTION, PRINTERS AND FILES ACROSS DIFFERENT DEVICES.
   • SWITCH
     • SO THAT ALL OF THE DEVICES CAN CONNECT TO A CENTRAL POINT ON A ALOCAL AREA NETWORK
     • SWITCHES CAN CONNECT TO OTHER SWITCHES AND ROUTERS TO BUILD LARGE LANS ( LIKE SCHOOL )
   • ETHERNET CABLE
     • SO YOU CAN CONNECT YOUR DEVICE TO A ROUTER, SWITCH OR ANOTHER COMPUTER.
     • THEY ALLOW HIGH DATA TRANSFER SPEEDS ACROSS YOUR NAN

2. HARDWARE 2 WOW!!

   • NETWORK INTERFACE CARD
     • ANY DEVICE THAT CONNECTS TO A WAN OR A LAN MUST HAVE ONE OF THESE.
     • THE CARD WILL CONNECT YOUR CARD TO A SWITCH, ROUTER OR WIRELESS ACCESS POINT
     • IN PORTABLE DEVICES IT IS WIRELESS.
   • WIFI RANGE EXTENDER
     • THEY ARE USED TO CONNECT PORTABLE DEVICES TO YOUR LOCAL AREA NETWORK. THEY IMPROVE NETWORK SIGNALS FOR WIRELESS NETWORKS.
   • SERVER
     • A POWERFULCOMPUTER THAT CONTROLS THE NETWORK.
     • WEBSITES AND CLOUD STORAGE PUT HERE. NEEDS A WAN TO WORK.
   • MODEM
     • USED TO CONNECT TO A WAN SUCH AS THE INTERENT.
   • PERIPHERALS
     • ANY DEVICES THAT CONNECT TO YOUR COMPUTER SYSTEM.

3. ADVANTAGES

   • SHARE FILES
   • SHARE INTERENT CONNECTION AND DEVICES
   • COMMUNICATION
   • ROAMING PROFILE

4. DISADVANTAGES

   • RELIANCE ON NETWORKED RECORCES
   • EXPENSIVE HARDWARE
   • RISK OF VIRUSES AND HACKERS
   • SPECIALIST STAFF OFTEN REQUIRED