Chapter 23 Anti-Spam
ZyWALL (ZLD) CLI Reference Guide
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The following table identifies the values required for many of these commands. Other input
values are discussed with the corresponding commands.
This table describes the DNSBL commands.
Table 119
Input Values for DNSBL Commands
LABEL
DESCRIPTION
dnsbl_domain
A domain that is maintaining a DNSBL. You may use 0-254 alphanumeric
characters, or dashes (-).
Table 120
DNSBL Commands
COMMAND
DESCRIPTION
[no] anti-spam dnsbl activate
Turns DNSBL checking on or off.
anti-spam dnsbl [1..5] domain
dnsbl_domain
{activate|deactivate}
Adds or edits a DNSBL domain for checking e-mail header IP
addresses.
no anti-spam dnsbl domain
dnsbl_domain
Removes the specified DNSBL domain.
anti-spam dnsbl query-timeout smtp
{drop | forward | forward-with-tag}
Sets how the ZyWALL handles SMTP mail (mail going to an
e-mail server) if the queries to the DNSBL domains time out.
anti-spam dnsbl query-timeout pop3
{forward | forward-with-tag}
Sets how the ZyWALL handles POP3 mail (mail coming to an
e-mail client) if the queries to the DNSBL domains time out.
anti-spam dnsbl max-query-ip [1..5]
Sets up to how many sender and relay server IP addresses in
the mail header to check against the DNSBL.
anti-spam dnsbl ip-check-order
{forward | backward}
Configures the order in which anti-spam checks e-mail
header IP addresses against the DNSBLs.
•
forward
checks the first N IP addresses. Checking starts
from the first IP address in the mail header. This is the IP
of the sender or the first server that forwarded the mail.
•
backward
checks the last N IP addresses. Checking
starts from the last IP address in the mail header. This is
the IP of the last server that forwarded the mail.
anti-spam tag {dnsbl | dnsbl-timeout}
[
tag
]
dnsbl
configures the message or label to add to the
beginning of the mail subject of e-mails that have a sender or
relay IP address in the header that matches a blacklist
maintained by a DNSBL domain listed in the ZyWALL.
dnsbl-timeout
configures the message or label to add to
the mail subject of e-mails that the ZyWALL forwards if
queries to the DNSBL domains time out.
Use up to 15 alphanumeric characters, underscores (_),
colons (:), or dashes (-).
show anti-spam dnsbl status
Displays the activation status of the anti-spam DNSBL
checking.
show anti-spam dnsbl domain
Displays the ZyWALL’s configured anti-spam DNSBL domain
entries.
show anti-spam dnsbl max-query-ip
Displays how many sender and relay server IP addresses in
the mail header anti-spam checks against the DNSBL.
show anti-spam dnsbl ip-check-order
Displays the order in which anti-spam checks e-mail header
IP addresses against the DNSBLs.
show anti-spam dnsbl query-timeout
{smtp | pop3}
Displays how the ZyWALL handles SMTP or POP3 mail if the
queries to the DNSBL domains time out.
Summary of Contents for ZyWall
Page 2: ......
Page 6: ...Document Conventions ZyWALL ZLD CLI Reference Guide 6 ...
Page 10: ...10 ...
Page 26: ...Chapter 1 Command Line Interface ZyWALL ZLD CLI Reference Guide 26 ...
Page 46: ...46 ...
Page 84: ...Chapter 6 Interfaces ZyWALL ZLD CLI Reference Guide 84 ...
Page 98: ...Chapter 8 Route ZyWALL ZLD CLI Reference Guide 98 ...
Page 106: ...Chapter 10 Zones ZyWALL ZLD CLI Reference Guide 106 ...
Page 110: ...Chapter 11 DDNS ZyWALL ZLD CLI Reference Guide 110 ...
Page 116: ...Chapter 12 Virtual Servers ZyWALL ZLD CLI Reference Guide 116 ...
Page 120: ...Chapter 13 HTTP Redirect ZyWALL ZLD CLI Reference Guide 120 ...
Page 124: ...Chapter 14 ALG ZyWALL ZLD CLI Reference Guide 124 ...
Page 125: ...125 PART III Firewall Firewall 127 ...
Page 126: ...126 ...
Page 134: ...Chapter 15 Firewall ZyWALL ZLD CLI Reference Guide 134 ...
Page 135: ...135 PART IV VPN IPSec VPN 137 SSL VPN 147 L2TP VPN 153 ...
Page 136: ...136 ...
Page 146: ...Chapter 16 IPSec VPN ZyWALL ZLD CLI Reference Guide 146 ...
Page 152: ...Chapter 17 SSL VPN ZyWALL ZLD CLI Reference Guide 152 ...
Page 160: ...Chapter 18 L2TP VPN ZyWALL ZLD CLI Reference Guide 160 ...
Page 161: ...161 PART V Application Patrol Application Patrol 163 ...
Page 162: ...162 ...
Page 174: ...Chapter 19 Application Patrol ZyWALL ZLD CLI Reference Guide 174 ...
Page 175: ...175 PART VI Anti X Anti Virus 177 IDP Commands 185 Content Filtering 203 Anti Spam 215 ...
Page 176: ...176 ...
Page 202: ...Chapter 21 IDP Commands ZyWALL ZLD CLI Reference Guide 202 ...
Page 214: ...Chapter 22 Content Filtering ZyWALL ZLD CLI Reference Guide 214 ...
Page 224: ...Chapter 23 Anti Spam ZyWALL ZLD CLI Reference Guide 224 ...
Page 225: ...225 PART VII Device HA Device HA 227 ...
Page 226: ...226 ...
Page 236: ...236 ...
Page 248: ...Chapter 26 Addresses ZyWALL ZLD CLI Reference Guide 248 ...
Page 252: ...Chapter 27 Services ZyWALL ZLD CLI Reference Guide 252 ...
Page 262: ...Chapter 29 AAA Server ZyWALL ZLD CLI Reference Guide 262 ...
Page 266: ...Chapter 30 Authentication Objects ZyWALL ZLD CLI Reference Guide 266 ...
Page 272: ...Chapter 31 Certificates ZyWALL ZLD CLI Reference Guide 272 ...
Page 276: ...Chapter 32 ISP Accounts ZyWALL ZLD CLI Reference Guide 276 ...
Page 280: ...Chapter 33 SSL Application ZyWALL ZLD CLI Reference Guide 280 ...
Page 288: ...Chapter 34 Endpoint Security ZyWALL ZLD CLI Reference Guide 288 ...
Page 289: ...289 PART IX System System 291 System Remote Management 299 ...
Page 290: ...290 ...
Page 298: ...Chapter 35 System ZyWALL ZLD CLI Reference Guide 298 ...
Page 314: ...314 ...
Page 332: ...Chapter 37 File Manager ZyWALL ZLD CLI Reference Guide 332 Figure 55 Startup Complete ...
Page 344: ...Chapter 39 Reports and Reboot ZyWALL ZLD CLI Reference Guide 344 ...
Page 346: ...Chapter 40 Session Timeout ZyWALL ZLD CLI Reference Guide 346 ...
Page 348: ...Chapter 41 Diagnostics ZyWALL ZLD CLI Reference Guide 348 ...
Page 362: ...Chapter 44 Watchdog Timer ZyWALL ZLD CLI Reference Guide 362 ...
Page 363: ...363 PART XI Command List List of Commands Alphabetical 365 ...
Page 364: ...364 ...
Page 394: ...List of Commands Alphabetical ZyWALL ZLD CLI Reference Guide 394 ...