e-mail Glossary
Last Update 1999-02-28
Sorry, this is incomplete. Does anyone have a better
reference list?
-
LHS: Left Hand Side
-
this refers to the left part of
entries in maps
or rulesets.
-
MHS: Message Handling System
-
A message handling system is the compound of
MTAs
and
MUAs
to compose, deliver, and store messages.
-
MIME: Multipurpose Internet Mail Extensions
-
MIME is defined by
RFC 1341 et.al.
It contains mechanisms for specifying and describing
the format of internet message bodies.
By this it is possible, to send
not just 7 Bit ASCII, but also
audio,
graphic,
video
(e.g., multimedia)
mails.
-
MTA: Mail Transfer Agent
-
A mail transfer agent is part of a
Message Handling System
.
It interacts with other MTAs
and with
MUAs
.
MTAs are the part of the
MHS
which is responsible for transferring messages (e-mails).
Typical
MTAs
are
sendmail,
qmail,
smail,
and several others.
-
MUA: Mail User Agent
-
A mail user agent is part of a
Message Handling System
.
It is the connection between a user
and a
MTA
.
MUAs
are
ELM, mutt,
PINE, and many more.
-
SMTP: Simple Mail Transfer Protocol
-
SMTP is defined in
RFC 821.
-
RHS: Right Hand Side
-
this refers to the right part of
entries in maps
or to the middle part of
rulesets.
-
UBE: Unsolicited Bulk E-Mail
-
one name for unwanted e-mail.
-
UCE: Unsolicited Commercial E-Mail
-
another name for unwanted e-mail.
A
simplified picture
of a MHS.
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Copyright ©
Claus Aßmann
Please send comments to:
<ca@sendmail.org>