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Next: Internet E-mail Up: Lecture 5 Previous: Electronic Mail Functions

Electronic Mail Features

More advanced features of e-mail systems include

address bookstore of e-mail addresses & short handles for them
aliasese-mail address pseudonym for recipient of e-mail
attachmentssending enclosures attached to e-mail messages
e-mail filteringprogrammed processing of e-mail
e-mail listsredirecting e-mail sent to list of recipients
prioritised e-mailletting important messages skip processing queues
multimedia e-mailhandling multimedia - images, voice, applications
secure e-mailsupporting message encryption and proof of authorship

E-mail systems distinguish between envelope and message.

E-mail envelopes

Transport information includes

E-mail messages generally consist of

headerscontrol information for user agents
bodycontents for human recipient

Lecture 5XHTML 1.0Slide 3