ZyXEL ZyWALL USG 2000 User Guide - Page 655

Chapter 38 Anti-Spam Table 173 Configuration > Anti-X > Anti-Virus > General > Add (continued) LABEL DESCRIPTION Check White List Select this check box to check e-mail against the white list. The ZyWALL classifies e-mail that matches a white list entry as legitimate (not spam). Check Black List Select this check box to check e-mail against the black list. The ZyWALL classifies e-mail that matches a black list entry as spam. Check DNSBL Select this check box to check e-mail against the ZyWALL's configured DNSBL domains. The ZyWALL classifies e-mail that matches a DNS black list as spam. Actions for Spam Mail Use this section to set how the ZyWALL is to handle spam mail. SMTP Select how the ZyWALL is to handle spam SMTP mail. Select drop to discard spam SMTP mail. Select forward to allow spam SMTP mail to go through. POP3 Select forward with tag to add a spam tag to an SMTP spam mail's mail subject and send it on to the destination. Select how the ZyWALL is to handle spam POP3 mail. Select forward to allow spam POP3 mail to go through. OK Cancel Select forward with tag to add a spam tag to an POP3 spam mail's mail subject and send it on to the destination. Click OK to save your changes. Click Cancel to exit this screen without saving your changes. 38.4 The Anti-Spam Black List Screen Click Configuration > Anti-X > Anti-Spam > Black /White List to display the Anti-Spam Black List screen. Configure the black list to identify spam e-mail. You can create black list entries based on the sender's or relay server's IP address or e-mail address. You can also create entries that check for particular e-mail header fields with specific values or ZyWALL USG 2000 User's Guide 655