1. CPT 499 Internet Skills for Educators Electronic Mail Session Five

2. Objectives General commands available in almost all e-mail systems Describe parts of the Internet address Discuss what is an address book and what it does

3. Electronic Mail e-mail is a means of sending written communication via computer business is using more e-mail and FAX transmissions in today’s world

4. Electronic Mail In order to access e-mail a user must have a mail server and/or mail software Each user has a username and a password

5. Electronic Mail All mail programs allow a user to: Compose messages Send messages Forward messages Reply to messages

6. Electronic Mail Parts of the E-mail Message Header To Cc: Subject Message Area Signature

7. Electronic Mail Receiving and Storing Mail Inbox - for unread and mail to be stored Sent - - for messages to be sent Folders - to organize mail

8. Electronic Mail Internet Address williams@tech.iupui.edu Internet Address must contain the @ symbol

9. Electronic Mail E-mail Protocols POP Client -- Post Office Protocol Mail is read composed and stored locally Can work off-line SMTP -- Simple Mail Transfer Protocol The protocol required to send mail messages through the Internet

10. Electronic Mail E-mail Protocols IMAP - Internet Mail Access Protocol The software lets users select the messages to download users can opt to download only the messages they want to read; that capability does not work with POP servers Most mail clients based on Post Office Protocol cannot display a list of incoming messages

11. Electronic Mail Address Book Retains e-mail address of contacts An alias in the address book contains the full internet address The mail program looks up the alias in the address book and inserts the complete address for you

12. Electronic Mail Distribution List Set of Internet addresses stored under a single name A list is created by including the addresses of everyone you want on the list To send a message you simply enter the name of the list and the mail program locates the list; retrieves the e-mail addresses of the recipients of the list.

13. Electronic Mail Mailing Lists Internet discussion group List is managed by a listserv, listproc, or majordomo Many lists have moderators to monitor discussion Operates much like a magazine subscription You receive

14. Electronic Mail Business utilizes e-mail on the Internet E-mail is by far the largest application of Internet Technology E-mail is usually the first Internet application to be embraced

15. Electronic Mail In 1995 the estimate for the number of e-mail messages sent outpaced the number of pieces of mail handled by the U.S. Postal Service by 1.1 trillion to 180 billion E-mail has allowed businesses to serve customers better

16. Electronic Mail Using e-mail has allowed businesses to save money by reducing their long distance phone bill

17. Electronic Mail Electronic mail or e-mail is electronic correspondence conducted between one or more users on a network Correspondence consists of e-mail messages (letters, memos, or pieces of information)

18. Electronic Mail Currently e-mail can consist of text or of multimedia items such as graphics or sound clips An e-mail message is usually composed and edited using an e-mail client software E-mail client software is a computer program used to create, send, receive, save, and delete e-mail

19. Electronic Mail

21. In the header area of the e-mail the sender identifies the intended recipient and the message’s destination by specifying the recipient’s Internet address The e-mail message is first routed to a mail server A mail server is a system that uses the e-mail address to determine where the message is going

22. Electronic Mail The mail server also determines the most direct route for delivering the message The mail server uses SMTP to send the message to the next available mail server or router SMTP is part of the TCP/IP protocol

23. Electronic Mail The next mail server reads the address information and passes the packet of information to another mail server Each mail server contains a routing table, known as Mail Exchange (MX), that determines where to send the message next

24. Electronic Mail This process continues until the message reaches its destination POP or IMAP is the system used to retrieve e-mail stored on a TCP/IP network After arrival at its destination, e-mail is delivered to the recipient’s computer mailbox by mail server software

25. Electronic Mail

26. Mail server software is a computer program that controls the flow of e- mail between the mail server and the recipient’s computer The mail server stores messages in a virtual mailbox, or folder on the server, until the user is ready to retrieve the messages

27. Electronic Mail When the user is ready to read the messages in the virtual mailbox, the server sends them to the recipient’s computer The ability of holding e-mail in a mailbox until the recipient retrieves it is known as store-and-forward messaging

28. Electronic Mail