| Information technology – Message Handling Systems (MHS): Message Transfer System: Abstract Service Definition and Procedures |
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This Recommendation | International Standard contains an improved version of the P3 Register operation which introduces support for the Restricted Delivery element of service and adds general extensibility to the Register operation. The ASN.1 has been fully revised to use the new Recommendations X.680 and X.880, while retaining complete compatibility with the 1988 and 1992 P1 and P3 protocols. This Recommendation | International Standard incorporates enhancements on use of ISO/IEC 10646 characters in OR-addresses, new values of error codes for security and security defect resolution, using Version 3 certificates, business class messaging extensions, fax cover page, and use of 1997 Directory. |
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| Citation: |
https://handle.itu.int/11.1002/1000/4852 |
| Series title: |
X series: Data networks, open system communications and security
X.400-X.499: Message Handling Systems |
| Approval date: |
1999-06-18 |
| Identical standard: | ISO/IEC 10021-4:2003 (Common) |
| Approval process: | TAP |
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Status: |
In force |
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Maintenance responsibility: |
ITU-T Study Group 17 |
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Further details: |
Patent statement(s)
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| Title |
Approved on |
Download |
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MHS Implementers' Guide (Version 14, March 2000)
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2000-03-01
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here
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MHS Implementers' Guide (Version 13, July 1995)
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1995-07-01
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here
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MHS Implementers' Guide (Version 8, March 1992)
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1992-03-01
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here
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Click
here
to download all the modules of this Recommendation (zipped archive)
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Click here to download all the modules needed to compile this Recommendation (zipped archive)
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| Title |
Approved on |
Download |
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Guidelines for identity-based cryptosystems used for cross-domain secure communications
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2023
|
here
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Overview of hybrid approaches for key exchange with quantum key distribution
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2022
|
here
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Guidelines for security management of using artificial intelligence technology
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2022
|
here
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Successful use of security standards (2nd edition)
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2020
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here
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Description of the incubation mechanism and ways to improve it
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2020
|
here
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Strategic approaches to the transformation of security studies
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2020
|
here
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