X400: Abbreviations for Recommendation X.410

 Last reviewed: October 20, 1997
Article ID: Q139700
3.20 MS-DOS kbref

The information in this article applies to:

  • Microsoft Mail Gateway to X.400, versions 3.0 and 3.2

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: 

   ARTICLE-ID: Q86988
   TITLE     : X400: How MTAs Initiate and Communicate

Additional reference words: 3.20
KBCategory: kbref
KBSubcategory: MailGWX400
Keywords : MailGWX400 kbref
Version : 3.20
Platform : MS-DOS

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Last reviewed: October 20, 1997
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