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Q139700: X400: Abbreviations for Recommendation X.410

Article: Q139700
Product(s): Microsoft Mail For PC Networks
Version(s): MS-DOS:3.0,3.2
Operating System(s): 
Keyword(s): 
Last Modified: 18-NOV-1999

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The information in this article applies to:

- Microsoft Mail Gateway to X.400, versions 3.0, 3.2 
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SUMMARY
=======

This article lists some of the acronyms that are seen when you view the
X400MMDD.LOG file, where mmdd represents the month (mm) and the day (dd) the log
was written when debug (-LD) was enabled.

MORE INFORMATION
================

The following abbreviations are used in Recommendation X.410.

  AE             Application Entity
  APDU           Application protocol data unit
  IA5            International Alphabet No. 5
  IPM            Interpersonal messaging
  MHS            Message handling system
  MT             Message transfer
  MTA            Message transfer agent
  MTAE           Message transfer agent entity
  NSDU           Network service data unit
  OPDU           Operation protocol data unit
  P1             Message transfer protocol
  P3             Submission and delivery protocol
  RTS            Reliable transfer server
  SPDU           Session protocol data unit
  SSAP           Session service access point
  SSDU           Session service data unit
  TPDU           Transport protocol data unit
  TSAP           Transport service access point
  TSDU           Transport service data unit
  UTC            Coordinated universal time

The above information was extracted from The International Telegraph and
Telephone Consultative Committee (CCITT), Recommendation X.410 (Red Book), Annex
A, page 121. Refer to Recommendation X.410 for a more in-depth definition.

For a description of the X400MMDD.LOG, please see the following article in the
Microsoft Knowledge Base:

  Q86988 X400: How MTAs Initiate and Communicate


Additional query words: 3.20

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Keywords          :  
Technology        : kbMailSearch kbMailGateSearch kbZNotKeyword3 kbMailGatex400300 kbMailGatex400320
Version           : MS-DOS:3.0,3.2

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