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Unit 3: Connecting to the Internet

Setting up Hardware Devices Notes

Earlier, most computer users were connected to the Internet through a plain old telephone
service (POTS) dial-up modem. However, nowadays, there are various methods of connecting
to the Internet.

Example: Many home computer users have high-speed connections using ISDN or DSL.

Did u know? The users of corporate computer often connect to the Internet through their
local area network, by means of an Ethernet adapter.

In order to set up a hardware device by means of the Network Administration Tool, login as
root and select System Settings → Network from the GNOME or KDE menu. The Network
Administration Tool appears, as shown in Figure 3.1:
Figure 3.1: The Network Administration Tool

Source: http://etutorials.org/Linux+systems/red+hat/Chapter+10.+Connecting+to+the+Internet/10.2+Configuring+an+I
nternet+Connection/
The Network Administration Tool consists of four tabs:
z z Devices: This tab is used to associate a physical device with a network connection

z z Hardware: This tab is used to set up a physical device
z z Hosts: This tab is used to specify names of hosts not known to a DNS server
z z DNS: This tab is used to specify DNS servers and related options
To start setting up an Internet connection, click the Add button of the Device tab. It will give a
dialog box which invites you to select the type of your device, as shown in Figure 3.2. Choose the
appropriate device type and click Forward. Then, follow the steps in the following subsection
suitable to the type of your device.

Notes Red Hat Linux supports two schemes utilised by DSL providers: PPPoE (Point-to-
Point Protocol over Ethernet) and DHCP (Dynamic Host Control Protocol).

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