OSI/MHS Gateway Programmatic Interface (GPI) Reference Manual
Object Classes and Attribute Types
OSI/MHS Gateway Programmatic Interface (GPI) Reference Manual—522223-001
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MH-C-PER-RECIPIENT-NDR
This attribute does not exclude reports or call for less external trace information than the 
MH-T-ORIGINATOR-REPORT-REQUEST attribute.
MH-T-MTA-RESPONSIBILITY
Indicates whether the message in which the recipient descriptor is contained is to be 
delivered to the recipient. If the value is OM-FALSE, another copy of the message is 
being independently routed to this recipient. 
MH-T-NON-DELIVERY-DIAGNOSTIC
Provides a detailed diagnosis of why the message was not (or would not be) delivered to 
the recipient. DDL names for the enumerated values of this attribute describe the 
diagnosis: for example, MH-DG-CONTENT-TOO-LONG. See the list of enumerated 
values in the Value Characteristics column in Table 3-37
. For detailed descriptions of the 
diagnostics, see Recommendations X.400-X.420 (1988).
MH-T-NON-DELIVERY-REASON
Identifies the factor that prevented (or would have prevented) the message from being 
delivered to the recipient. DDL names for the enumerated values of this attribute 
describe the reasons: for example, MH-RE-RESTRICTED-DELIVERY. See the list of 
enumerated values in the Value Characteristics column in Table 3-37
. 
MH-T-ORIGINATOR-REPORT-REQUEST
Indicates reports that the originator requested in circumstances prescribed for such 
reports. DDL names for the enumerated values of this attribute (omitting the prefix MH-
RQ-) describe the reports issued: 
MH-T-SUPPLEMENTARY-INFO
Provides supplementary information about the status of the message or probe. For 
example, a teletex access unit (AU) or teletex-to-telex conversion facility might use this 
attribute to provide the received reply (answer back), the telex transmission duration, or 
the note and received recorded message.
NEVER No report of either type
NON-DELIVERY A nondelivery report containing information from the final 
external trace only
ALWAYS A delivery or nondelivery report containing information from 
the final external trace only










