According to the specification, "This attribute is no longer used."

Origin RFC 2256
Usage userApplications
Substring Matching Rule caseIgnoreSubstringsMatch
Equality Matching Rule caseIgnoreMatch
Single Value false: multiple values allowed
Names knowledgeInformation
Ordering Matching Rule caseIgnoreOrderingMatch
User Modification Allowed true
Used By dSA, pilotDSA
Schema File 00-core.ldif
Syntax Directory String
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