How to configure connection filtering to use Realtime Block Lists (RBLs)

How to configure connection filtering to use Realtime Block Lists (RBLs) and how to configure recipient filtering in Exchange 2003 SUMMARYYou can use the connection filtering and recipient filtering features in Microsoft Exchange Server 2003 to help reduce unwanted mass e-mail or unsolicited commercial e-mail (UCE) in your organization. Connection filtering is used to configure Exchange Server to contact a …

Recipient Filtering in Exchange 2000 or 2003

In Exchange Server 2003 or in Exchange 2000 Server, the Exchange Server queues are filled with many non-delivery reports from the postmaster account because of a reverse non-delivery report attack To read the full MS KB article click here.