Cable Internet connection is a form of broadband access. Through use of a cable modem, users can access the Internet over cable TV lines. Cable modems can provide extremely fast access to the Internet. Satellite In certain areas where broadband connection is not yet offered, a satellite Internet option may be available.
Similar to wireless access, satellite connection utilizes a modem. ISDN ISDN (Integrated Services Digital Network) allows users to send data, voice and video content over digital telephone lines or standard telephone wires. The installation of an ISDN adapter is required at both ends of the transmission—on the part of the user as well as the Internet access provider. Chapter Pages Dongles / Data Card Today, many dongles provide wireless capabilities.
For example, USB Wi-Fi adapters are often called dongles. Since most computers now have built-in Wi-Fi chips, mobi data adapters, such as 3G and 4G dongles, are more prevalent. These types of dongles allows to connect to the Internet even when Wi-Fi is not available. Comparison between Data Card and Dongle Dongle Data Card Refers to any removable component used for enabling extra security.
USB Dongles can be divided into • WiFi Dongles • BlueTooth Dongle • Memory Dongle It is a removable electronic card which is used for storing for data. Types of datacard are • Expansion Card • Memory Card or Flash Card • Identification Card . . Internet Connection and Access Methods There are several ways or methods of connecting to the Internet.
There are two access methods direct and Indirect and these can be either fixed or mobile. . . .
Indirect Access This is most common method used in home and office networks. The device e.g. computer connects to a network using Ethernet or WiFi and the network connects to the Internet using Asymmetric digital subscriber lineADSL( cable or fibre.) . .
. Direct Access This is most common method used when travelling. The device e.g. smart phone connects directly to the Internet using 3G/4G mobile networks or public Wi-Fi.
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