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Lecture 2

Lecture 2. Introduction to Window Understanding the Internet Using email. Chapter 2. Windows Desktop elements. Icons. Icons. Task bar. Windows Desktop elements. Icons. Task bar. Start … pop-up menu Network Shortcuts Recycle bin. Window elements. Title bar Menu bar Tool bar

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Lecture 2

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  1. Lecture 2 Introduction to Window Understanding the Internet Using email Chapter 2

  2. Windows Desktop elements • Icons Icons Task bar

  3. Windows Desktop elements • Icons Task bar • Start … pop-up menu • Network • Shortcuts • Recycle bin

  4. Window elements Title bar Menu bar Tool bar Minimize, maximize, exit Scroll bar, arrows and box Status bar Application workspace

  5. WordPad window details Title bar Min, Max, Exit Menu bar Toolbar Scroll bar, box, arrows Status bar

  6. Windows Explorer • File, document, and folder management • Hierarchical structure

  7. Understanding the Internet • Introducing the Internet • Internet Connection • Exploring Internet Services • How the Internet Works • Internet Software

  8. Internet:The Network of Networks Want to understand more about internet? go to: http://www.cybergeography.org/atlas/

  9. Exploring Internet Services • Electronic mail (Email): Staying in touch • World Wide Web (WWW): Accessing information • hypertext • hyperlinks • URL

  10. Exploring Internet Services • FTP: Transferring files • FTP • downloading & uploading • anonymous FTP • compression software • Usenet: Joining online discussions

  11. Introducing the Internet • The Internet’s history • importance of communication & socializing • from ARPNET to Internet • rise of a new mass medium

  12. Introducing the Internet • A galactic network • Internet address or IP address • 105.137.121.077 = home.umm.ac.id • Internet service provider (ISP) • Interoperability • cross-platform network LANs and computers connected to the Internet are maintained by corporations, ISPs, and universities who sell Internet subscriptions to the public.

  13. NSP: network service provider(IBM, MCI) ISP or Host (UCD, AOL) Client Internet elements

  14. How the Internet Works: A Geography of Cyberspace • Internet Service Providers (ISPs) • Backbones • Internet protocols (TCP/IP) • Internet protocol (IP) • transmission control protocol (TCP)

  15. How the Internet Works: A Geography of Cyberspace • Domain Name System (DNS) • gov • edu • mil • com • net • id • ac • co See for yourself how the domain name service operates. Access the NSLOOKUP page and type in a domain name such as www.microsoft.com. Click the Run button, and you’ll see the IP address below.

  16. Internet service client & Server Internet Software Netscape Navigator and Microsoft Internet Explorer are the two leading browsers.

  17. Accessing the Internet • You will need: • Computer • Campus computing account • Modem • quality v.90 56K bps modems :$15 - $150 • if using other ISP’s check their list • Settings • UMMNet • Software • Other software

  18. Making the connection • UMMNet support for access • Setting for dial-up connection: • configure modem • configure TCP/IP for dial-up • configure dial-up connection (PPP) PPP: point-to-point protocol

  19. Email servers & clients User ISP Client Server Email Fundamentals An e-mail server runs on your ISP’s computer. When you send mail, the server sends your mail over the Internet. An e-mail client runs on your computer and enables you to read and reply to received messages, compose new ones, and forward mail.

  20. Email Fundamentals PC client running Netscape Telkom (TelkomNet) will do this for you, and guide you. For other ISP’s you need to understand the settings, or get customized files like TelkomNet TCP/IP PPP MODEM MODEM PPP SERVER

  21. Email Fundamentals • Information for email: • username (whnuser) • password (random, #’s, $, change) • email address (dandy_2c@students.umm.ac.id) • POP server name (e.g. popmail.umm.ac.id) • SMTP server name (e.g. mail.umm.ac.id) SMTP: simple mail transport protocol POP: post office protocol

  22. Pine vs. Webmail vs. Eudora • Pine • software and messages always reside on campus server • subject to quotas • accessible by telnet by direct network connection or dial-up • WebMail like Hotmail or Geckomail • requires web browser • requires dial-up or DN connection • SoftWare and messages reside on commercial server (where?!) • Eudora • requires dial-up or DN connection • SW resides on your PC • you can choose where each message resides; flexible

  23. Using Email Responsibly • How to stay out of trouble • Do not use company email for personal use • Do not give information you would not give by phone or in a letter • Open and send attachments with respect • Never respond to junk email (spam) • Never use email to harass or intimidate • When using company’s email, never say anything you wouldn’t want your boss to see

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