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Old 01-08-2008, 09:09 AM   #2 (permalink)
Skie
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Join Date: Mar 2003
Location: Downers Grove, IL
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Re: How do email attachments work?

Attachments are converted into MIME format and transfered during the SMTP connection as part of the DATA transmission. You can read up more about it on these links:

http://en.wikipedia.org/wiki/Email
http://en.wikipedia.org/wiki/E-mail_attachment
http://en.wikipedia.org/wiki/Smtp
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