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  2. X.400 - Wikipedia

    en.wikipedia.org/wiki/X.400

    In turn, major computer vendors committed to producing OSI-compliant products, including X.400. Microsoft's Exchange Server was developed in this time period, and internally based on X.400/X.500 - with the initial release "equally happy to dispatch messages via Messaging API (MAPI), X.400, or Simple Mail Transfer Protocol (SMTP)". [4]

  3. Microsoft Exchange Server - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Exchange_Server

    Microsoft Exchange Server is a mail server and calendaring server developed by Microsoft. It runs exclusively on Windows Server operating systems. The first version was called Exchange Server 4.0, to position it as the successor to the related Microsoft Mail 3.5. Exchange initially used the X.400 directory service but switched to Active ...

  4. Comparison of mail servers - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_mail_servers

    A stock Unix-like server already has internal mail; more traditional ones also come with a full MTA already part of the standard installation. To allow the server to send external emails, an MTA such as Sendmail, Postfix, or Exim is required. Mail is read either through direct access (shell login) or mailbox protocols like POP and IMAP. Unix ...

  5. History of Microsoft Exchange Server - Wikipedia

    en.wikipedia.org/wiki/History_of_Microsoft...

    Initial release: May 23, 1997. Introduced the new Exchange Administrator console, as well as opening up "integrated" access to SMTP-based networks for the first time.. Unlike Microsoft Mail (which required a standalone SMTP relay), Exchange Server 5.0 could, with the help of an add-in called the Internet Mail Connector, communicate directly with servers using

  6. MAPI - Wikipedia

    en.wikipedia.org/wiki/MAPI

    MAPI uses functions loosely based on the X.400 XAPIA standard. It includes facilities to access message transports, message stores, and directories.. While Simple MAPI (SMAPI) is a subset of 12 functions which enable developers to add basic messaging functionality, Extended MAPI (EMAPI) allows complete control over the messaging system on the client computer.

  7. List of mail server software - Wikipedia

    en.wikipedia.org/wiki/List_of_mail_server_software

    All such figures are necessarily estimates because data about mail server share is difficult to obtain; there are few reliable primary sources—and no agreed methodologies for its collection. Surveys probing Internet-exposed systems typically attempt to identify systems via their banner, or other identifying features. [ 1 ]

  8. OSI protocols - Wikipedia

    en.wikipedia.org/wiki/OSI_protocols

    Managing communication sessions, i.e., continuous exchange of information in the form of multiple back-and-forth transmissions between two nodes 4 Transport: Segment: Reliable transmission of data segments between points on a network, including segmentation, acknowledgement and multiplexing: Media layers 3 Network: Packet, Datagram [4]

  9. Hosted Exchange - Wikipedia

    en.wikipedia.org/wiki/Hosted_exchange

    The provider manages the hosted data of its clients on the server. Clients can access their emails, address book, task management, and documents from different places and through various media. The e-mails are routed to a laptop or mobile phone through push technology. The prerequisite for the use of this function is a Microsoft Exchange Server.