Setting Up Server-wide Black and White Lists
To block mail from specific domains:
- Click the Server shortcut in the navigation pane.
- Click Mail in the Services group.
- Click the Black List tab.
- To add an entry to the black list, click Add Domain, and specify domain name in the Domain name field.
- Click OK.
- Repeat steps 4 and 5 to add as many domains as required.
To allow mail reception from specific domains or networks:
- Click the Server shortcut in the navigation pane.
- Click Mail in the Services group.
- Click the White List tab.
- To add an entry to the white list, click Add Network, specify network IP and mask into the IP address/mask field.
- Click OK.
- Repeat steps 4 and 5 to add as many networks as required.
To remove entries from black or white list:
- Click the Server shortcut in the navigation pane.
- Click Mail in the Services group.
- Click the required tab (Black List or White List).
- Select the checkboxes corresponding to the entries you wish to remove and click
Remove Selected. - Confirm the removal and click OK.