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  2. History of Microsoft Exchange Server - Wikipedia

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

    Exchange 2013 represented a major change to the servicing model: instead of large Service Packs and small Update Rollup packages, a new Cumulative Update methodology is used with CU packages being released on a quarterly schedule and any security updates for that CU released on Patch Tuesday (or out-of-band as necessary). Microsoft supported ...

  3. Microsoft Exchange Server - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Exchange_Server

    The current version, Exchange Server 2019, [3] was released in October 2018. Unlike other Office Server 2019 products such as SharePoint and Skype for Business, Exchange Server 2019 could only be deployed on Windows Server 2019 when it was released. Since Cumulative Update 2022 H1 Exchange 2019 has been supported on Windows Server 2022. [4]

  4. Patch Tuesday - Wikipedia

    en.wikipedia.org/wiki/Patch_Tuesday

    May 2019 Update 18362 May 21, 2019 December 8, 2020 — 1909: 19H2 November 2019 Update 18363 November 12, 2019 May 11, 2021 May 10, 2022 2004: 20H1 May 2020 Update 19041 May 27, 2020 December 14, 2021 20H2: 20H2 October 2020 Update 19042 October 20, 2020 May 10, 2022 May 9, 2023 21H1: 21H1 May 2021 Update 19043 May 18, 2021 December 13, 2022 ...

  5. Service pack - Wikipedia

    en.wikipedia.org/wiki/Service_pack

    Application service packs replace existing files with updated versions that typically fix bugs or close security holes.If, at a later time, additional components are added to the software using the original media, there is a risk of accidentally mixing older and updated components.

  6. Windows Server 2019 - Wikipedia

    en.wikipedia.org/wiki/Windows_Server_2019

    Windows Server 2019 is the twelfth major version of the Windows NT operating system produced by Microsoft to be released under the Windows Server brand name. It is the second version of the server operating system based on the Windows 10 platform, after Windows Server 2016 .

  7. Skype for Business Server - Wikipedia

    en.wikipedia.org/wiki/Skype_for_Business_Server

    Skype for Business Server (formerly Microsoft Office Communications Server and Microsoft Lync Server) is real-time communications server software that provides the infrastructure for enterprise instant messaging, presence, VoIP, ad hoc and structured conferences (audio, video and web conferencing) and PSTN connectivity through a third-party gateway or SIP trunk. [3]

  8. Windows Update - Wikipedia

    en.wikipedia.org/wiki/Windows_Update

    Cumulative updates are updates that bundle multiple updates, both new and previously released updates. Cumulative updates were introduced with Windows 10 and only some been backported to Windows 7 and Windows 8.1. Windows 11 24H2 also introduced checkpoint cumulative updates [1] and updates with Hotpatch capability in the name, where some of ...

  9. Microsoft Update Catalog - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Update_Catalog

    Security updates are released once a month on the website, except in special circumstances; for instance, in the event of a widespread computer virus or worm, Microsoft releases a corresponding update as soon as possible. [1] Gordon Mangione, Microsoft's Security Business & Technology Unit vice president (from 2004-03 to 2005-11 [2]), remarked: