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WWW Introduction to the Internet Email News Groupware FTP Name some things you know about the Internet List a couple of things you would like to know about the Internet What is the Internet? Connection of regional networks Spaghetti and Jello International connectivity

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Introduction to the Internet

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WWW

Introduction to the Internet

Email

News

Groupware

FTP


Name some things you know about the Internet


List a couple of things you would like to know about the Internet


What is theInternet?


Connection

of regional

networks

Spaghetti

and

Jello

International connectivity

Distributed

not centralized

Not just

the Internet

It’s a Network of Networks


The Internet is Non-proprietary

  • No one owns or controls the Internet

  • The future

    • Fee vs. free

    • Public vs. private

    • Internet II


The Networks have Common Protocols (Rules)

  • Common Language - TCP/IP

    • 1983

    • Allows transmission over different networks

  • Packet transfer/packet switching

    • Files broken into parts

    • Parts addressed to final destination

    • Parts may take different routes

      (moving van example)


Email

Accessing Internet Resources

Discussion Lists

News

Telnet

FTP

Internet Resources

Groupware

Gopher

World Wide Web

Chats


Computer Mediated Communications


Internet Communication Tools

  • Computer-Mediated Communication Tools

    • Electronic Mail

    • Discussion Groups

    • UseNet News

    • Internet Relay Chat

    • Groupware


CMC: Electronic Mail


Electronic Mail

  • Online messaging services between computer users

  • One-to-one

  • Multiple addresses

  • Asynchronous (not real time) communication

  • Text-based

  • Netiquette very important


Basic Email Features

Send

Delete

Read

Reply

Forward


Separate mailboxes

Signature files

Nicknames

Username Lookup

Attachments

Change Queuing

Filtering

Compacting

Additional Email Features


Internet Addresses

userid @host.institution.domain

draleigh@uwec.edu

bergmama@uwec.edu


Common Address Forms

  • America On-Line

    • username@aol.com

  • Prodigy

    • username@prodigy.com

  • Internet Service Provider

    • Example: username@win.bright.net

  • University/Internet

    • Example: username@students.wisc.edu


Questions and Comments

Email is taking over

my life!


CMC: Discussion Lists


Discussion Groups

  • Group Communication

  • Uses electronic mail

  • Single theme or topic

  • Contains threads of conversation within theme

  • Subscribe and Unsubscribe

  • Can temporarily suspend subscription

  • May be very prolific


Discussion Lists

  • International

  • Different addresses: listserv vs. List

  • One-way or two-way; always asynchronous

  • People

    • lurk

    • post, followup, reply

  • Participants’ knowledge varies

  • Netiquette very important


More on UsingDiscussion Lists


Unmoderated--messages

come directly from sender

to the group

Moderated--messages

go from sender to moderator

to the group

Set-Up Methods


Receive methods

From Archives

Digest

Individual Messages


subscribe

nomail

ack

repro

conceal

digest

unsubscribe

mail

noack

norepro

noconceal

nodigest

Common commands--sent to the listserv address


Common commands--sent to the listserv address (cont.)

  • review

  • index

  • info refcard

  • unsubscribe/signoff


Common commands--sent to the list address

  • new message--posts a new “thread of conversation

  • reply to a message--adds to an existing “thread” of conversation

  • can also:

    • reply to an individual who posted a new “thread” or a reply to the list


CMC: UseNet News


UseNet News

  • Similar to discussion groups--people communicate on a topic of common interest

  • News resides on a computer

    • Does not rely on electronic mail

    • Do not need to subscribe/unsubscribe

  • Can post messages, reply to

    messages, and/or lurk

  • Participants’ knowledge varies

  • Netiquette very important


CMC: Chats


Different Place

Same time (snychronous) communication

Chats


Focus and Structure are keys to success

Chats


Best if limited number are participating at any one time

Chats


CMC: Groupware


Groupware

  • Different time (asychronous) communication

  • Variety of uses

  • Multimedia focus

  • Local or distance


Lotus Notes/Learning Space

Microsoft Outlook

First Class

NiceNet

Examples of Groupware


Internet Netiquette

  • Accepted customs for using the net

    • DO NOT TYPE IN ALL CAPS

    • Use emoticons :) :) ;-)

    • Common abbreviations: BTW, IMHO

    • Be polite; avoid flaming

    • Keep your cool!

    • Repeat part of message when replying


Tip for Using CMC

  • Remember, once a message leaves your computer, you no longer have control over it!


Internet Access Tools


Internet Access Tools

Telnet

Gopher

Internet Resources

FTP

WWW


Internet tool

Address

Path

URL’s

Uniform Resource Locators have 3 parts

http://www.uwec.edu/Info/IT/Sup/Help/help.htm


Internet Address--URL’s

Several Internet resources use URLs

  • Gopher--Example: Gopher Jewels

    • Gopher://cwis.usc.edu

  • Telnet--Example: CARL

    • telnet://carl.colorado.edu or

    • telnet://pac.carl.org

  • WWW--Example: Global Schoolhouse

    • http://k12.cnidr.org/gsh/gshwelcome.html


More Info on URLs

  • Represent IP Numbers

  • CaSe SEnSiTIve

  • Some servers will not accept the full URL

  • example, if http://www.eff.org/govt.html gives an error; use http://www.eff.org/

  • Sometimes do not work


Internet Access: WWW


World Wide Web (WWW)

  • Hypertext links to Internet resources

  • Fastest growing Internet tool

  • Text, images, sound, video

  • Can set bookmarks and save files

  • Incorporates Email, UseNet News, Gopher, Telnet, FTP


World Wide Web (WWW)

  • Can order products

  • Be careful about credit card numbers

  • Speed and file size can be a problem

  • Requires helper programs

    • to hear sounds

    • to view images

    • to play videos

    • to view some text files


Internet Access: Gopher


Gopher

  • Accessible through WWW

  • Mostly text based

  • Relies on a menuing system

  • Has similar resourcesthat WWW has


How to Find Web & Gopher Resources

  • Colleagues

  • Magazines

  • On-line discussion lists

  • Newspapers

  • Search Engines (Veronica,

    InfoSeek, Lycos, Web Crawler)

  • Exploration


Resource Evaluations

  • Do you know the “author”?

  • Is the source copyrighted?

  • Is it a credible source? Should it be?

  • Is it the current version? Should it be?

  • Is it fact or opinion?

  • How do you cite it?


Internet Access: Telnet


Telnet (remote login)

  • Access to resources on “remote” computers

    • Online library catalogs

    • CARL

    • Supercomputers

  • Authorized account holder

  • Anonymous login--guest login

  • Read-only

  • Know the address; read the directions!


CMS: File Transfer Protocol


File Transfer (FTP)

  • Move files from one computer to another

    • Software (programs, games, utilities, etc.)

    • Reports and documents

    • Bibliographies

    • Images and sounds

  • Must know address

  • Anonymous login

  • Be aware of virus possibilities


With the InternetYou Can Go in All Directions!

N

W

E

S


Wrap up of Intro Information

  • Questions & Answers

    Donna Raleigh

    draleigh@uwec.edu


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