• email system, a message transfer agent (MTA), mail transfer agent, or mail relay is software that transfers electronic mail messages from one computer...
    4 KB (597 words) - 23:41, 1 May 2025
  • mail handling software products bundle multiple message delivery agents with the message transfer agent component, providing for site customization of...
    3 KB (395 words) - 04:40, 11 June 2025
  • receiving side does not have a mail queue, such as a message transfer agent acting as a message delivery agent. LMTP was described in RFC 2033 in 1996. Mail...
    3 KB (438 words) - 20:00, 14 May 2025
  • Thumbnail for Message submission agent
    A message submission agent (MSA), or mail submission agent, is a computer program or software agent that receives electronic mail messages from a mail...
    9 KB (1,152 words) - 15:21, 24 August 2023
  • Thumbnail for Email client
    message user agent (MUA) or mail user agent is a computer program used to access and manage a user's email. A web application which provides message management...
    21 KB (2,757 words) - 23:41, 1 May 2025
  • Thumbnail for Email agent (infrastructure)
    recipient. The best-known are message user agents (MUAs, aka, e-mail clients) and message transfer agents (MTAs, programs that transfer e-mail between clients)...
    15 KB (1,998 words) - 06:57, 30 May 2025
  • Mail Transfer Protocol (SMTP) is an Internet standard communication protocol for electronic mail transmission. Mail servers and other message transfer agents...
    62 KB (7,390 words) - 12:29, 2 June 2025
  • Thumbnail for Email
    domain, in this case mx.b.org, a message transfer agent (MTA) server run by the recipient's ISP. smtp.a.org sends the message to mx.b.org using SMTP. This...
    81 KB (8,982 words) - 16:07, 26 May 2025
  • client should receive a rejection message, and if that client was a relaying message transfer agent (MTA), a bounce message to the original envelope-from...
    27 KB (3,141 words) - 22:57, 3 May 2025
  • Thumbnail for Plan 55-A
    reperforators. A reperforator performed functions similar to an email message transfer agent (email server), used much later in the Internet, but it used electro-mechanical...
    4 KB (521 words) - 09:05, 23 July 2023
  • of many message-oriented middleware systems is that they require an extra component in the architecture, the message transfer agent (message broker)....
    19 KB (2,319 words) - 06:09, 21 November 2024
  • A stock transfer agent, transfer agent, share registry or transfer agency is an entity, usually a third-party firm unrelated to security transactions,...
    9 KB (1,131 words) - 00:58, 22 October 2023
  • Milter (category Message transfer agents)
    for mail filter) is an extension to the widely used open source mail transfer agents (MTA) Sendmail and Postfix. It allows administrators to add mail filters...
    5 KB (531 words) - 17:14, 22 June 2023
  • List of mail server software (category Message transfer agents)
    This is a list of mail server software: mail transfer agents, mail delivery agents, and other computer software which provide e-mail. All such figures...
    8 KB (552 words) - 13:45, 23 January 2025
  • Procmail (category Mail delivery agents)
    procmail is an email server software component — specifically, a message delivery agent (MDA). It was one of the earliest mail filter programs. It is typically...
    8 KB (819 words) - 02:19, 8 October 2023
  • MMDF (category Message transfer agents)
    MMDF, the Multichannel Memorandum Distribution Facility, is a message transfer agent (MTA), a computer program designed to transmit email. MMDF was originally...
    7 KB (861 words) - 00:41, 30 May 2022
  • Sendmail (category Message transfer agents)
    sendmail message submission program. List of mail servers Comparison of mail servers Mail delivery agent Mail user agent msmtp Internet messaging platform...
    11 KB (974 words) - 16:53, 29 May 2025
  • SNDMSG (category Message transfer agents)
    Wave New World, Time Magazine, October 19, 2009, p.48 "The First E-mail Message of Ray Tomlinson", history-computer.com/ RFC 498 Akkad, Jay. "The History...
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    supported in programs like grep and locate, the traditional Unix message transfer agent Sendmail contains its own Turing complete scripting system, and...
    121 KB (11,096 words) - 23:34, 14 June 2025
  • | (ISO/IEC 10021-4) defines the Message Transfer Service (MTS) and its functional component the Message Transfer Agent (MTA), and ITU-T Rec. X.413 | (ISO/IEC...
    19 KB (2,615 words) - 01:51, 26 May 2025
  • telecommunication links is a message of one sort or another. In the beginning there was Sendmail and many other mail delivery agents soon followed (Postfix...
    4 KB (380 words) - 01:06, 8 April 2025
  • qmail is a mail transfer agent (MTA) that runs on Unix. It was written, starting December 1995, by Daniel J. Bernstein as a more secure alternative to...
    13 KB (1,252 words) - 16:53, 29 May 2025
  • Exim (category Message transfer agents)
    Exim is a mail transfer agent (MTA) used on Unix-like operating systems. Exim is a free software distributed under the terms of the GNU General Public...
    13 KB (1,457 words) - 14:25, 27 October 2024
  • Comparison of mail servers (category Message transfer agents)
    The comparison of mail servers covers mail transfer agents (MTAs), mail delivery agents, and other computer software that provide e-mail services. Unix-based...
    43 KB (759 words) - 08:06, 20 April 2025
  • transmitted electronic mail. VBR information can be used by a message transfer agent, a mail delivery agent or by an email client. The protocol is intended to become...
    5 KB (634 words) - 06:57, 18 May 2024
  • email messages by validating the domain ownership of any message transfer agents (MTA) who participated in transferring and possibly modifying a message. The...
    21 KB (2,789 words) - 13:50, 11 April 2025
  • Thumbnail for Postfix (software)
    Postfix (software) (category Message transfer agents)
    Postfix is a free and open-source mail transfer agent (MTA) that routes and delivers electronic mail. It is released under the IBM Public License 1.0 which...
    13 KB (1,359 words) - 16:22, 16 June 2025
  • M+NetMail was an ISP-grade E-mail package by Messaging Architects. It was designed to deliver scalable messaging and calendaring services, using Internet-standard...
    3 KB (340 words) - 17:14, 15 February 2024
  • the design of the never-built Tera MTA Message transfer agent or mail transfer agent, software that transfers e-mail between computers Multi-touch attribution...
    5 KB (599 words) - 06:36, 24 August 2024
  • Smail (category Message transfer agents)
    Smail-3 is a mail transfer agent (MTA) used on Unix-like operating systems. It is Free Software and is licensed under the GNU GPL. It aims to be a general...
    2 KB (210 words) - 15:24, 14 August 2022