Thursday, 25 January 2018

THE INTERNET CONNECTION

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                              TYPE OF INTERNET CONNECTION


                                                      DIAL-UP CONNECTION


1. CONVENTIONAL DIAL UP

     - to connect to the internet, PC has to dials its modem and connects to a modem attached to a         computer belonging to your ISP.
         - it is slower but cheaper, must be ties up to the telephone lines
         - example :- Jaring, TMNet

   2. ISDN

         - typically uses two phone lines to transfer data.
         - requires a special ISDN modem.
         - doesn't tie up phone line
         - faster but pricey


                  ADVANTAGES                                                   DISADVANTAGES                           
               * more secure because doesn't                               * slow connection speed
                 always ties up to the telephone                            * inconvenience because you must
                 line.                                                                         always to dial up to connect
                                                                                                 to the internet.
              * lower price                                                           * always be ties up to the telephone
                                                                                                 line


                                                          DIRECT CONNECTION


    1. DSL (DIGITAL SUBSCRIBER LINE)




       
                  - transmit over telephone lines but does not tie up to the telephone line
                  - fast, direct internet access via standard telephone line
                  - requires DSL modem
                  - example :- streamyx


2. FIBER TO THE PREMISES (FTTP)


                  - provide high speed internet access to house and business user by using fiber optic cable.


3. FIXED WIRELESS




  
                 - uses radio transmission towers rather than satellites
                 - provides high speed internet connections using a dish shaped antenna to communicate via                    radio signals.
                 - example;- YTL communication

4. CELLULAR RADIO NETWORK



                 - can be access via mobile phone or devices
                 - offers high speed internet connection to devices with built in compatible technology or                        computers with wireless modems.
                - Example ;- celcom, maxis


5.CABLE INTERNET SERVICE




                - provides high speed internet access through the cable television network via cable                               modem.


6. WI- FI
             

               - provide high speed internet connections to compatible or properly quipped wireless                              computers and devices.
               - streamyx with wifi


7. SATELLITE INTERNET SERVICE
 



               - provide high speed internet connections via satellite



FACTOR THAT YOU MUST CONSIDER TO CHOOSE THE RIGHT INTERNET CONNECTION


1. PRICE - the most affordable one is WIFI and low cost.
2. SECURITY LEVEL - different connection have different security level.
3.AVAILABILITY - not all services are available on all locations.
























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