If a received message appears in a Real-time IP Blocklist (RBL), you can choose to hold it in a specified message area, or reject it. For more information, see About Real-time IP Blocklists.
In the Real-time IP Blocklist box, select one of:
For information about setting up other spam defenses, see Configuring Spam Policy.
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To avoid messages from trusted sources being blocked by RBLs, add them to a White List. When you have finished modifying your content security policy you must apply the configuration for any changes
to take effect. If the |