[This is preliminary documentation and subject to change.]
| Common-Name=SAM-Account-Name | Admin-Display-Name=SAM-Account-Name |
| Admin-Description=SAM-Account-Name | Object-Class=Attribute-Schema |
| Attribute-ID=1.2.840.113556.1.4.221 | OM-Syntax=64 |
| Attribute-Syntax=String(Unicode) | LDAP-Display-Name=sAMAccountName |
| Single-valued | System-Only=FALSE |
| Range 0 to 20 | |
| Schema-ID-GUID={3e0abfd0-126a-11d0-a060-00aa006c33ed} | |
| Attribute-Security-GUID={59ba2f42-79a2-11d0-9020-00c04fc2d3cf} | Comment=Unique account name in the downlevel namespace |