OMSyntax is used as part of specifying the syntax of an attribute. See MS-ADTS section, LDAP Representation, for information on how this object is used by the Active Directory service.

Microsoft Active Directory uses three AttributeTypes that identify the syntax of the AttributeType:

OMSyntax is a REQUIRED INTEGER value for an AttributeType within Microsoft Active Directory which he XDS/XOM syntax.

LDAP (Microsoft Active Directory) Attribute Definition#

The OMSyntax AttributeTypes is defined as:

Version-Specific Behavior: First implemented on Windows 2000 Server operating system.

The schemaFlagsEx attribute was added to this attribute definition in Windows Server 2008 operating system.

More Information#

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