...
dn: CN=eduPersonPrincipalNamePrior,CN=Schema,CN=Configuration,DC=X
changetype: ntdsschemaadd
objectClass: top
objectClass: attributeSchema
cn: eduPersonPrincipalNameeduPersonPrincipalNamePrior
lDAPDisplayName: eduPersonPrincipalNameeduPersonPrincipalNamePrior
adminDisplayName: eduPersonPrincipalNameeduPersonPrincipalNamePrior
adminDescription: The Previous "NetID" of the person for the purposes of inter-institutional authentication. It should be represented in the form "user@scope" where scope defines a local security domain
attributeID: 1.3.6.1.4.1.5923.1.1.1.12
attributeSyntax: 2.5.5.12
oMSyntax: 64
isSingleValued: TRUE
searchFlags: 1
showInAdvancedViewOnly: TRUE
systemOnly: FALSE
dn: CN=eduPersonUniqueID,CN=Schema,CN=Configuration,DC=X
changetype: ntdsschemaadd
objectClass: top
objectClass: attributeSchema
cn: eduPersonTargetedIDeduPersonUniqueID
lDAPDisplayName: eduPersonTargetedIDeduPersonUniqueID
adminDisplayName: eduPersonTargetedIDeduPersonUniqueID
adminDescription: A long-lived, non re-assignable, omnidirectional identifier unique to each individual.
attributeID: 1.3.6.1.4.1.5923.1.1.1.13
attributeSyntax: 2.5.5.12
oMSyntax: 64
isSingleValued: FALSE
searchFlags: 0
showInAdvancedViewOnly: TRUE
systemOnly: FALSE
...