Adding an RBL Service

To add an RBL service:
1
On the Anti-Spam > RBL Filter page, scroll to the Real-Time Black List Services section.
2
Click the Add button. The Add RBL Domain dialog displays.

3
Specify the domain name of the RBL service to be queried in the RBL Domain field.
4
Enable the service for use by selecting the Enable RBL Domain check box.
5
Specify the expected response codes by selecting their check boxes. Most RBL services list the responses they provide on their Web site, although selecting Block All Responses is generally acceptable.
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Selecting the Block All Responses check box selects the check boxes for all the blocked responses. Deselecting the Block All Responses check box deselects the check boxes of all the blocked responses.
6
Click OK. The RBL service is added to the Real-Time Black List Services table.