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|  | Use SMTP and IMAP4 to Deliver E-mail Messages to Your Browser |  |  |  |  |  |  |
|  | iFS uses IMAP4, a standard e-mail protocol, to access and read e-mail. Because IMAP4 is built into iFS, you can move, delete, and forward all types of files through an e-mail client. For e-mail delivery, iFS runs another standard e-mail protocol, SMTP. |  |  |  |  |  |  |