#### Attribute Types

The Attribute Types page shows the attribute types defined in schema.

The left part of the page lists the available attribute types.

The right part of the page shows the details of the selected attribute type:

- Details: Shows the OID, names, description and usage of the attribute type.

- Flags: Shows if the attribute type is single-valued, read-only and/or collective. Non-matching flags are greyed-out.

- Syntax: Shows the syntax OID and description and optional a length of the attribute type.

- Matching Rules: Shows the equality, substring and ordering matching rules of the attribute type.

- Other Matching Rules: Shows additional matching rules applicable to the attribute type.

- Used as MUST: Shows object classed where this attribute type is used as MUST.

- Used as MAY: Shows object classed where this attribute type is used as MAY.

- Supertype: Shows the attribute type where this attribute is derived from (in other words the parent).

- Subtypes: Shows attribute types derived from this attribute types (in other words the children).

- Raw Schema Definition: Shows the raw value of the attribute type definition as returned from server.