Overview#

OMObjectClass is attribute specifies the unique object ID (OID) for the AttributeTypes or ObjectClass.

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

• AttributeSyntax
• OMSyntax
• OMObjectClass (OPTIONAL)

LDAP (Microsoft Active Directory) Attribute Definition#

The OMObjectClass AttributeTypes is defined as:

• CN: OM-Object-Class
• OID of 1.2.840.113556.1.2.218
• NAME: OMObjectClass
• DESC:
• EQUALITY:
• ORDERING:
• SYNTAX: 2.5.5.10
• LOWERBOUND:
• UPPERBOUND:
• OMSyntax: 4
• SchemaIDGUID: bf9679ec-0de6-11d0-a285-00aa003049e2
• mapiID: 33021
• SINGLE-VALUE
• NO-USER-MODIFICATION
• USAGE: UserApplications
• Extended Flags:
  • X-ORIGIN: MSDN
• X-SYSTEMFLAGS
  • FLAG_SCHEMA_BASE_OBJECT
• X-SCHEMAFLAGSEx
  • FLAG_ATTR_IS_CRITICAL
• X-SEARCH-FLAGS
• Used as MUST in:
• Used as MAY in:

More Information#

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

• 1.2.840.113556.1.2.218
• AttributeSchema
• AttributeSyntax
• Microsoft Active Directory Syntax
• OMObjectClass
• OMSyntax