Overview#

OMSyntax

Used as part of specifying the syntax of an attribute. See MS-ADTS section 3.1.1.2.2.2, LDAP Representation, for information on how this object is used by the Active Directory service.

LDAP (Microsoft Active Directory) Attribute Definition#

The OMSyntax AttributeTypes is defined as:

• CN:
• OID of 1.2.840.113556.1.2.231
• NAME: OMSyntax
• DESC:
• EQUALITY:
• ORDERING:
• SYNTAX: 2.5.5.9
• LOWERBOUND:
• UPPERBOUND:
• OMSyntax:
• SchemaIDGUID:
• mapiID:
• SINGLE-VALUE (only if present)
• NO-USER-MODIFICATION (only if present)
• USAGE: UserApplications
• Extended Flags:
  • X-ORIGIN:
• X-SYSTEMFLAGS
• X-SCHEMAFLAGSEx
• X-SEARCH-FLAGS
• Used as MUST in:
• Used MAY in:

cn: OM-Syntax ldapDisplayName: oMSyntax attributeId: 1.2.840.113556.1.2.231 attributeSyntax: 2.5.5.9 omSyntax: 2 isSingleValued: TRUE schemaIdGuid: bf9679ed-0de6-11d0-a285-00aa003049e2 systemOnly: TRUE searchFlags: fPRESERVEONDELETE mapiID: 33022 systemFlags: FLAG_SCHEMA_BASE_OBJECT schemaFlagsEx: FLAG_ATTR_IS_CRITICAL 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#

There might be more information for this subject on one of the following:

• AccountExpires
• AllowedAttributesEffective
• Assistant
• AttributeSchema
• AttributeSecurityGUID
• AttributeSyntax
• ClassDisplayName
• DirectReports
• ExtendedCharsAllowed
• IsDefunct
• IsEphemeral
• LinkID
• MapiID
• Microsoft Active Directory Syntax
• MsDS-User-Account-Control-Computed
• OMObjectClass
• OMSyntax
• UsnChanged