| In this article you will learn that what are | | | | Linksys, Motorola, Ericsson, Nortel Networks |
| the major internet access types and how these | | | | and 3Com. |
| internet access method works. Following is a | | | | |
| brief overview of the major internet | | | | Dial Up |
| communication methods. | | | | |
| | | | Dial up communication is a type of internet |
| DSL | | | | access that works on the regular telephone |
| | | | lines. The computer is granted internet |
| Digital Subscribers Lines is an advanced | | | | access by connecting the telephone line with |
| technology for bringing high speed internet | | | | the modem in the computer and configuring the |
| connection to the home and corporate users. | | | | computer with user name password and dial up |
| DSL doesn't require the new wiring because it | | | | numbers provided by the local ISP. Dial up |
| can be used on the regular telephone lines. | | | | service is least expensive but also provide |
| With DSL you can use your internet connect | | | | the lowest internet speed. The dial up |
| and use telephone for making phone calls at | | | | connection can be used with two types of |
| the same time. | | | | modems internet modem and external modem. |
| | | | |
| ADSL | | | | GPRS |
| | | | |
| ADSL (Asynchronous Digital Subscribers Lines) | | | | GPRS General Packet Radio Service is a series |
| is a high speed internet connection that is | | | | of functionalities that allow mobile data |
| used to send and receive data at very high | | | | streaming and transfer to users of Global |
| speed over the conventional telephone lines. | | | | System. GPRS also called as 2.5 G. GPRS |
| ADSL supports data rate of 1.5 MBPS to 9 MBPS | | | | allows multiple users to share communication |
| when receiving data (downstream) and 16 to | | | | channel. GPRS facilitates the |
| 440 KBPS when sending data over internet | | | | functionalities of web browsing, SMS, |
| (upstream) | | | | multimedia messages and real time email |
| | | | reception etc. |
| Cable Net | | | | |
| | | | WiMAX |
| Cable modems are copper wire are used to high | | | | |
| speed access to the internet. Coaxial cable | | | | WiMAX stands for worldwide interoperability |
| is used by the TV provides much greater | | | | for Microwave access. WiMAX provides very |
| bandwidth than the regular telephone lines. | | | | high speed broadband internet connection to |
| Cable modem provides the broadband internet | | | | the home users, corporate users and the |
| access. Cable modem is a network bridge that | | | | roaming users over wireless connection. WiMAX |
| conforms to IEEE 802.1D for Ethernet | | | | allows the data, voice and video |
| networking with some modifications. Some | | | | communication at the same time. WiMAX |
| cable modem devices use Router to provide | | | | connection can also be bridged and routed |
| local area network with its own IP | | | | with the wired or wireless LAN. WiMAX |
| addressing. Some of the major manufacturers | | | | provides data rate up to 70 mbps. |
| of the cable modem are Cisco, D-Link, | | | | |