Field	Purpose	Required?	Notes
Common Name	Name of the Attribute. This cannot be changed.	✔
LDAP Display Name	Used for checking the Attribute in LDAP lookups.	✔	Autofilled by Common Name.
Unique X500 Object ID	Must begin with either 0., 1. or 2.	✔	This script can be used to generate an appropriate Object ID
Description	Description of the Attribute.	×
Syntax	Format of the Attribute.	✔	Unicode String is recommended as the default option.
Minimum	A minimum number of entries is required to apply the attribute to an account.	×	Recommended to use a binary value (64,128 or 256).
Maximum	A maximum number of entries that can be stored.	×	Recommended to use a binary value (64,128 or 256).
Multi-Valued	Changes the Attribute to allow it to accept Multiple Values.	×	Not recommended for use with Exclaimer Products.

2. Enable Global Catalogue Replication and add a new Attribute to the User Class

Right-click the new attribute, then select Properties. The Properties window is displayed.
Select Replicate this attribute to the Global Catalogue option to enable replication to the Global Catalogue.
Select OK.
You must now assign the attribute to the user class so that it becomes available within the Attribute Editor. In the console, expand the Classes folder, locate the user class, then right-click and select Properties. The user Properties window is displayed.
Open the Attributes tab, and select Add...
Locate and select your new attribute and select OK twice to save the change.

WARNING! These changes can take a few minutes to come into effect within your Active Directory.
Allow 15 minutes to ensure that these fields become available. You can then update the data for the new field(s) within the Attribute Editor tab of a user's Active Directory entry.