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Chapter 34 Anti-Spam
ZyWALL USG 50 User’s Guide
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34.6 The DNSBL Screen
Click Configuration > Anti-X > Anti-Spam > DNSBL to display the anti-spam
DNSBL screen. Use this screen to configure the ZyWALL to check the sender and
relay IP addresses in e-mail headers against DNS (Domain Name Service)-based
spam Black Lists (DNSBLs).
DNSBL screen. Use this screen to configure the ZyWALL to check the sender and
relay IP addresses in e-mail headers against DNS (Domain Name Service)-based
spam Black Lists (DNSBLs).
Figure 330 Configuration > Anti-X > Anti-Spam > DNSBL
Type
This field displays whether the entry is based on the e-mail’s subject,
source or relay IP address, source e-mail address, or a header.
source or relay IP address, source e-mail address, or a header.
Content
This field displays the subject content, source or relay IP address,
source e-mail address, or header value for which the entry checks.
source e-mail address, or header value for which the entry checks.
OK
Click OK to save your changes.
Cancel
Click Cancel to exit this screen without saving your changes.
Table 168 Configuration > Anti-X > Anti-Spam > Black/White List > White List
LABEL
DESCRIPTION