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nov5-email-gateway.md 755B

November 5 - Email Gateway

Overview

  • Email
  • gateway
  • vacation/forward
  • SMTP/IMAP/POP (protocols)
  • MUA, MTA, MSA, MOA (mail agents)
  • MIME

email

A Protocol is a set of rules to complete a task, SMTP is the protocol is the protocol for sending mail.

Mbox format

example from Wikipedia:

From MAILER-DAEMON Fri Jul  8 12:08:34 2011
From: Author <author@example.com>
To: Recipient <recipient@example.com>
Subject: Sample message 1

This is the body.
>From (should be escaped).
There are 3 lines.

From MAILER-DAEMON Fri Jul  8 12:08:34 2011
From: Author <author@example.com>
To: Recipient <recipient@example.com>
Subject: Sample message 2

This is the second body.