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The Microsoft Exchange and Microsoft Outlook standards documentation describes how Exchange and Outlook support industry messaging standards and Requests for Comments (RFCs) documents about iCalendar, Internet Message Access Protocol – Version 4 (IMAP4), and Post Office Protocol – Version 3 (POP3).

• The Microsoft Exchange and Microsoft Outlook standards documentation describes how Exchange and Outlook support industry messaging standards and RFC documents about iCalendar, IMAP4, and POP3.
  
  The documentation includes companion overview and reference documents that supplement the technical specifications with background information, terminology, and technical reference information.

Files

Status: Live This download is still available on microsoft.com. The downloads below will come directly from the Microsoft Download Center.

File	Size
Exchange_Standards.zip SHA1: be17e4467d8c2f897cae4bb45d6aa7cd642bddda	5.47 MB
[MS-OXGLOS].pdf SHA1: 8722fff31287f689ca9788abdd5e3e28d932d955	988 KB
[MS-OXREF].pdf SHA1: 5729d86611b104fa66e563e35192599f686df292	357 KB
[MS-STANOICAL].pdf SHA1: 1e958a46cc16b4e4f2d670dd491704b1b26e0635	1.13 MB
[MS-STANOIMAP].pdf SHA1: 5a423dba6304ca625ab7980321257e7d2bd680f2	524 KB
[MS-STANOPOP3].pdf SHA1: a1ce780dad614b9702e90e33991ca81d131fc79a	461 KB
[MS-STANXICAL].pdf SHA1: 9fe2c10823477e7a6f007b1ca4ff552a707c29fb	1.02 MB
[MS-STANXIMAP].pdf SHA1: db6308853861c59d46e7d6707328c1febca162d5	504 KB
[MS-STANXPOP3].pdf SHA1: a9f8ff93152a4fa11784fe0f19247fe40b988ebe	465 KB
[[ReadmefirstMSExStand]].pdf SHA1: 27108a3dc898293d7ec645af4970669adc875dbc	102 KB

File sizes and hashes are retrieved from the Wayback Machine’s indexes. They may not match the latest versions of files hosted on Microsoft servers.

• The specifications are available as Adobe Portable Document Format (.pdf) files, which you can open by using Adobe Reader. You can download Adobe Reader from http://www.adobe.com.
  
  Note: For optimal readability, Adobe Reader 8.0 or later is recommended.

• To help ensure that links between documents work correctly, store all the PDF files in the documentation set in the same directory. If you download additional standards support or protocol documents by Microsoft, you should store those files in that directory too.
  
  The self-extracting Exchange_Standards.zip file contains all the specification and companion overview and reference documents that are included in the documentation set. The [[ReadmefirstExStand]].pdf file in the .zip file contains late-breaking information about the documentation.