Plugin: rbl
This plugin looks up the remote IP of the client in a list of RBLs,
and blocks all messages if it is listed.
Configuration
- RBL_BLACKLISTS
- The list of RBL domain names to
search, separated by commas (,). If this list is empty, no
action is taken.
- RBL_DEBUG
- If set, this plugin will provide extra
output which may be useful in diagnosing RBL issues.