Download - Rutgers - RUCS Internet
Rutgers University Computing Services
Introduction to the Internet
Presenters
Jimi Oleksiak -- New Brunswick Jimi Oleksiak -- New Brunswick Computing Services, Information Center.Computing Services, Information Center.
Michael Dobe -- Telecommunications Michael Dobe -- Telecommunications Division, Network Support Center.Division, Network Support Center.
Presentation Overview
What is the Internet?What is the Internet? Why use it in your work?Why use it in your work? How do I connect?How do I connect? How do I use Internet E-mail and other How do I use Internet E-mail and other
tools? tools? How do I use the World Wide Web? How do I use the World Wide Web?
What Is the Internet?
Worldwide Network of NetworksWorldwide Network of Networks Began as a Defense Department Began as a Defense Department
experiment over 25 years ago.experiment over 25 years ago. By October 1999, host computers By October 1999, host computers
estimated to reach 105 million.estimated to reach 105 million.
The Arrival of a Powerful Desktop Computer Allows Individuals to
Connect to the Internet with a Phone Line and a Modem
Departments Connect Computers Together to Communicate With Each
Other Using Network Hubs
LAN - LAN - Local Area NetworkLocal Area Network
Network HubNetwork Hub
Local Area Networks (LANs) Connect With Routers to Form Wide Area Networks (WANs)Wide Area Networks (WANs)
RUCS RUCS LANLAN
Alexander Alexander Library LANLibrary LAN
History History Dept. LANDept. LAN
ROUTERSROUTERS
HUBHUB
HUBHUB
HUBHUB
Ever Tried to Get a Mac to Talk to a PC?You Need A Common Language For Communicating Between Computers
Transmission Control Protocol/Internet ProtocolTransmission Control Protocol/Internet Protocol
TCP/IPTCP/IP
Why Use the Internet? Communication and Collaboration:Communication and Collaboration: E-mail E-mail
Connects People in Near Real Time. E-Mail Lists Connects People in Near Real Time. E-Mail Lists Make it Easy!Make it Easy!
Electronic Resources:Electronic Resources: E-mail Address Searches, E-mail Address Searches, Phone Books, Vendor Product Information, Phone Books, Vendor Product Information, Libraries via On-Line Catalogs, Book Reviews on Libraries via On-Line Catalogs, Book Reviews on the Web, Syllabi, Course Materials on Course the Web, Syllabi, Course Materials on Course Pages, Art Museums, and other Entertainment!Pages, Art Museums, and other Entertainment!
Note: Try Yahoo Note: Try Yahoo http://www.yahoo.comhttp://www.yahoo.com
Examples of Internet UseExamples of Internet Use
What Do You Need to Get Connected to the Internet?
Personal ComputerPersonal Computer Communications Software: RUNFreeCommunications Software: RUNFree
– Windows 95 uses native dialup networking.Windows 95 uses native dialup networking.– RUNFree for Windows 3.1 and the Macintosh. RUNFree for Windows 3.1 and the Macintosh.
ModemModem Phone LinePhone Line Internet ProviderInternet Provider
Modem: What’s Important?
Reliable Maker - Avoid Generic Reliable Maker - Avoid Generic Modems If Possible.Modems If Possible.
BPS: Bits per second, or the speed at BPS: Bits per second, or the speed at which the modem transmits data.which the modem transmits data.
Minimum: 28,800 BPS (a.k.a. 28.8) Minimum: 28,800 BPS (a.k.a. 28.8) Comfortable: 33,600 BPS (a.k.a. 33.6K)Comfortable: 33,600 BPS (a.k.a. 33.6K)
Providing the Connection: PPP (Point to Point Protocol)
The Internet
Your HouseYour Internet Provider
TERMINAL SERVER
ROUTER
Internet Service Provider (ISP)
Rutgers Dialups/Other Local ISP’s. Rutgers Dialups/Other Local ISP’s. $15-$20/month unlimited.$15-$20/month unlimited. Check out “The List!” Check out “The List!”
http://www.thelist.comhttp://www.thelist.com Commercial On-line Services now Commercial On-line Services now
Internet Services as well.Internet Services as well.
Providing the Connection: Ethernet Network
The Internet
Dedicated LineDedicated Line
ROUTER
YOUR OFFICE
HUB
Domain Name Service (DNS) Internet Addresses are IP Numbers. Internet Addresses are IP Numbers. DNS -- Names Associated With DNS -- Names Associated With
Numbers Make This “Human-Numbers Make This “Human-Readable”.Readable”.
Naming Structure is Hierachical.Naming Structure is Hierachical. Need to Point to DNS Server to Need to Point to DNS Server to
Connect to the Internet.Connect to the Internet.
BreakBreak
Internet Software Tools
TelnetTelnet E-mail Software (PINE and NETSCAPE)E-mail Software (PINE and NETSCAPE) Listservs Listservs Network NewsNetwork News FTPFTP World Wide Web BrowsersWorld Wide Web Browsers
Using Telnet
Need telnet client software on Need telnet client software on your PC. your PC.
Telnet client allows you to connect Telnet client allows you to connect to a telnet server on a remote host.to a telnet server on a remote host.
While connected you can run While connected you can run programs on the remote host.programs on the remote host.
Using Pine and Netscape
2 Types of E-Mail - Host and PC.2 Types of E-Mail - Host and PC. Sending, Receiving, and Replying Sending, Receiving, and Replying
to Messages.to Messages. Using Listservs. Using Listservs. Using Newsgroups.Using Newsgroups.
Using FTP
FTP is File Transfer Protocol.FTP is File Transfer Protocol. Command Line Variant.Command Line Variant. Macintosh Fetch Program.Macintosh Fetch Program. PC Windows Versions (WS-PC Windows Versions (WS-
FTP).FTP).
Using Netscape and the Web
Netscape Browser -- Essential Software for Netscape Browser -- Essential Software for Viewing Web Pages.Viewing Web Pages.
Using Uniform Resource Locators (URLS) Using Uniform Resource Locators (URLS) to find sites.to find sites.
Navigating through sites on the web.Navigating through sites on the web. Using bookmarks to save site addresses.Using bookmarks to save site addresses.
Still Have Questions?
[email protected]@[email protected]@eden.rutgers.edu
No E-mail Yet?Info Center 445-2296Hill Center Room 128
8:30-4:30 Monday-Friday