Chapter 30 System
USG20(W)-VPN Series User’s Guide
552
30.6.11 Adding a MX Record
Click the
Add
icon in the
MX Record
table to add a MX record.
Figure 376
Configuration > System > DNS > MX Record Add
The following table describes the labels in this screen.
30.6.12 Security Option Control
Configure the
Security Option Control
section in the
Configuration > System > DNS
screen
(click
Show Advanced Settings
to display it) if you suspect the USG is being used by hackers in a
DNS amplification attack.
One possible strategy would be to deny
Query Recursion
and
Additional Info from Cache
in the
default policy and allow
Query Recursion
and
Additional Info from Cache
only from trusted
DNS servers identified by address objects and added as members in the customized policy.
30.6.13 Editing a Security Option Control
Click a control policy and then click
Edit
to change
allow
or
deny
actions for
Query Recursion
and
Additional Info from Cache
.
Table 238
Configuration > System > DNS > MX Record Add
LABEL
DESCRIPTION
Domain Name
Enter the domain name where the mail is destined for.
IP Address/FQDN
Enter the IP address or Fully-Qualified Domain Name (FQDN) of a mail server that
handles the mail for the domain specified in the field above.
OK
Click
OK
to save your customized settings and exit this screen.
Cancel
Click
Cancel
to exit this screen without saving
Содержание ZyWall USG20-VPN
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Страница 99: ...99 PART II Technical Reference ...
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Страница 151: ...Chapter 9 Interfaces USG20 W VPN Series User s Guide 151 Configuration Network Interface Ethernet Edit External Type ...
Страница 152: ...Chapter 9 Interfaces USG20 W VPN Series User s Guide 152 Configuration Network Interface Ethernet Edit External Type ...
Страница 154: ...Chapter 9 Interfaces USG20 W VPN Series User s Guide 154 Configuration Network Interface Ethernet Edit Internal Type ...
Страница 155: ...Chapter 9 Interfaces USG20 W VPN Series User s Guide 155 Figure 121 Configuration Network Interface Ethernet Edit OPT ...
Страница 156: ...Chapter 9 Interfaces USG20 W VPN Series User s Guide 156 Configuration Network Interface Ethernet Edit OPT ...
Страница 170: ...Chapter 9 Interfaces USG20 W VPN Series User s Guide 170 Figure 127 Configuration Network Interface PPP Add ...
Страница 178: ...Chapter 9 Interfaces USG20 W VPN Series User s Guide 178 Figure 129 Configuration Network Interface Cellular Add Edit ...
Страница 194: ...Chapter 9 Interfaces USG20 W VPN Series User s Guide 194 Figure 139 Configuration Network Interface VLAN Add Edit ...
Страница 206: ...Chapter 9 Interfaces USG20 W VPN Series User s Guide 206 Figure 141 Configuration Network Interface Bridge Add Edit ...
Страница 282: ...Chapter 15 UPnP USG20 W VPN Series User s Guide 282 Figure 190 Network Connections My Network Places Properties Example ...
Страница 340: ...Chapter 21 IPSec VPN USG20 W VPN Series User s Guide 340 Figure 226 Configuration VPN IPSec VPN VPN Connection Edit IKE ...
Страница 348: ...Chapter 21 IPSec VPN USG20 W VPN Series User s Guide 348 Figure 228 Configuration VPN IPSec VPN VPN Gateway Add Edit ...
Страница 378: ...Chapter 22 SSL VPN USG20 W VPN Series User s Guide 378 Create a Web Application SSL Application Object ...
Страница 591: ...Chapter 31 Log and Report USG20 W VPN Series User s Guide 591 Figure 418 Configuration Log Report Email Daily Report ...
Страница 659: ...Appendix B Legal Information USG20 W VPN Series User s Guide 659 Environmental Product Declaration ...