I2A2 LDAP Schema
The I2A2 LDAP schema is based on the standard core, cosine, and inetorperson schemas. Some extensions have been added, using the Purde X.501 Object IDentifier (OID) number, 1.3.6.1.4.1.4440.4.
The I2A2 Sub-divisions of the Purdue OID
Subdivisions of the Purdue OID has been created for I2A2. Their numbers and descriptions are:
| OID Number | Description |
| 1.3.6.1.4.1.4440.4 | Purdue University |
| 1.3.6.1.4.1.4440.4.4 | Purdue University I2A2 |
| 1.3.6.1.4.1.4440.4.4.1 | Purdue University I2A2 LDAP |
| 1.3.6.1.4.1.4440.4.4.1.1 | Purdue University I2A2 LDAP Attributes |
| 1.3.6.1.4.1.4440.4.4.1.2 | Purdue University I2A2 LDAP Object Classes |
I2A2 LDAP Attributes
These I2A2 LDAP attributes have been defined.
| OID | Name | Description |
| 1.3.6.1.4.1.4440.4.4.1.1.6 | chl | Characteristic number list (return only) |
| 1.3.6.1.4.1.4440.4.4.1.1.1 | chv | Characteristic expression value (return only) |
| 1.3.6.1.4.1.4440.4.4.1.1.2 | chx | Characteristic expression |
| 1.3.6.1.4.1.4440.4.4.1.1.4 | puid | Purdue University Identifier |
I2A2 LDAP Object Classes
This I2A2 LDAP Object Class has been defined.
| OID | Name | Description |
| 1.3.6.1.4.1.4440.4.4.1.2.1 | puidObject | Purdue University IDentifier (PUID) object |
The I2A2 LDAP Schema Definition File
If you are interested in having a copy of the I2A2 schema definition file as used by its OpenLDAP server, slapd, contact I2A2 Administration