dn: CN=ms-DS-External-Directory-Object-Id,CN=Schema,CN=Configuration,DC=X
changetype: ntdsSchemaAdd
objectClass: attributeSchema
adminDisplayName: ms-DS-External-Directory-Object-Id
adminDescription: ms-DS-External-Directory-Object-Id
ldapDisplayName: msDS-ExternalDirectoryObjectId
attributeSecurityGuid:: hri1d0qU0RGuvQAA+ANnwQ==
attributeId: 1.2.840.113556.1.4.2310
attributeSyntax: 2.5.5.12
omSyntax: 64
isMemberOfPartialAttributeSet: TRUE
isSingleValued: TRUE
instanceType: 4
rangeUpper: 256
schemaIdGuid:: kL8pva1m4UCIexDfBwQZpg==
searchFlags: 9
showInAdvancedViewOnly: FALSE
systemOnly: FALSE
systemFlags: 16

dn:
changetype: ntdsSchemaModify
add: schemaUpdateNow
schemaUpdateNow: 1
-

dn: CN=Mail-Recipient,CN=Schema,CN=Configuration,DC=X
changetype: ntdsSchemaModify
add: mayContain
mayContain: 1.2.840.113556.1.4.2310
-

dn: CN=Top,CN=Schema,CN=Configuration,DC=X
changetype: ntdsSchemaModify
add: systemMayContain
systemMayContain: 1.2.840.113556.1.4.2273
-

dn: CN=Schema,CN=Configuration,DC=X
changeType: ntdsSchemaModify
replace: objectVersion
objectVersion: 72
-