2.328 Attribute uASCompat

This attribute specifies whether the security account manager will enforce data sizes to make Active Directory compatible with the LAN Manager User Account System (UAS). If this value is 0, no limits are enforced. If this value is 1, the following limits are enforced.

Value

Length

Password

0 to 14 characters

Account Name

0 to 20 characters

Domain Name

0 to 15 characters

Computer Name

0 to 15 characters

Comments

0 to 48 characters

Home Directory

0 to 256 characters

Script Path

0 to 256 characters

Time Units Per Week

168 bits (21 bytes)

 cn: UAS-Compat
 ldapDisplayName: uASCompat
 attributeId: 1.2.840.113556.1.4.155
 attributeSyntax: 2.5.5.9
 omSyntax: 2
 isSingleValued: TRUE
 schemaIdGuid: bf967a61-0de6-11d0-a285-00aa003049e2
 systemOnly: FALSE
 searchFlags: 0
 attributeSecurityGuid: b8119fd0-04f6-4762-ab7a-4986c76b3f9a
 systemFlags: FLAG_SCHEMA_BASE_OBJECT
 schemaFlagsEx: FLAG_ATTR_IS_CRITICAL

Version-Specific Behavior: Implemented on Windows 2000 Server operating system, Windows Server 2003 operating system, Windows Server 2003 R2 operating system, Windows Server 2008 operating system, Windows Server 2008 R2 operating system, Windows Server 2012 operating system, Windows Server 2012 R2 operating system, and Windows Server 2016 operating system.

In Windows 2000 Server, attribute attributeSecurityGuid is not defined.

The schemaFlagsEx attribute was added to this attribute definition in Windows Server 2008.

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