Page 74 - DCAP106_OPERATING_SYSTEM_TOOLS

Unit 3: Connecting to the Internet

z z Translating a hostname to an IP address is called hostname lookup or address resolution. Notes
Translating an IP address to a hostname is called reverse lookup.
z z Mozilla includes email and news clients that are easily configured. It also includes a web
page composer and address book.

z z You can use your web browser to download files from an FTP server, but to upload files
you need an FTP client. The gFTP client, included with Red Hat Linux, is an excellent
choice, because its user interface resembles that of popular Windows FTP clients, such as
WS-FTP.

3.5 Keywords

DNS: Domain Name Server (DNS) is a machine that matches IP addresses with hostnames.
Hardware: It is used to set up a physical device.
Hostname lookup: Translating a hostname to an IP address is called hostname lookup or
address resolution.
Hosts: Hosts are used to specify names of hosts not known to a DNS server.
IP address: IP address serve as the address for your machine.
ISP: An ISP (Internet service provider) is a company that provides individuals and other
companies access to the Internet and other related services such as Web site building and virtual
hosting.
PPP: PPP (Point-to-Point Protocol) is a protocol for communication between two computers
using a serial interface, typically a personal computer connected by phone line to a server.
Reverse lookup: Translating an IP address to a hostname is called reverse lookup.
3.6 Review Questions

1. Describe how to use Red Hat Linux to connect to the Internet.
2. Elucidate the use of Domain Name Server.
3. Describe the steps included in configuring an internet connection.
4. Discuss the tabs included in Network Administration Tool.
5. Make distinction between PPPoE (Point-to-Point Protocol over Ethernet) and DHCP
(Dynamic Host Control Protocol).
6. Illustrate how to specify DNS Settings and Hostnames.
7. Describe the steps included in activating the device.
8. Explain the concept of managing multiple ISPs and connections.
9. Mozilla resembles its closed source ancestor, Netscape Navigator. Comment.
10. Discuss the process of launching gFTP client.

Answers: Self Assessment

1. DNS 2. Devices
3. Network Administration 4. SSID (Service Set Identifier)
5. Network Configuration 6. hostname lookup

7. reverse lookup 8. IP addresses

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