ZyXEL Communications ZyWall USG20-VPN - The DDNS Screen

Chapter 11 DDNS
USG20(W)-VPN Series User’s Guide
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11.2 The DDNS Screen
The DDNS screen provides a summary of all DDNS domain names and their configuration. In
addition, this screen allows you to add new domain names, edit the configuration for existing
domain names, and delete domain names. Click Configuration > Network > DDNS to open the
following screen.
Figure 164 Configuration > Network > DDNS
The following table describes the labels in this screen.
Table 102 Configuration > Network > DDNS
LABEL DESCRIPTION
Add Click this to create a new entry.
Edit Double-click an entry or select it and click Edit to open a screen where you can modify
the entry’s settings.
Remove To remove an entry, select it and click Remove. The USG confirms you want to
remove it before doing so.
Activate To turn on an entry, select it and click Activate.
Inactivate To turn off an entry, select it and click Inactivate.
# This is the number of an individual DDNS profile.
Status This icon is lit when the entry is active and dimmed when the entry is inactive.
Profile Name This field displays the descriptive profile name for this entry.
DDNS Type This field displays which DDNS service you are using.
Domain Name This field displays each domain name the USG can route.
Primary Interface/IP This field displays the interface to use for updating the IP address mapped to the
domain name followed by how the USG determines the IP address for the domain
name.
from interface - The IP address comes from the specified interface.
auto detected -The DDNS server checks the source IP address of the packets from
the USG for the IP address to use for the domain name.
custom - The IP address is static.
Backup Interface/IP This field displays the alternate interface to use for updating the IP address mapped to
the domain name followed by how the USG determines the IP address for the domain
name. The USG uses the backup interface and IP address when the primary interface
is disabled, its link is down or its connectivity check fails.
from interface - The IP address comes from the specified interface.
auto detected -The DDNS server checks the source IP address of the packets from
the USG for the IP address to use for the domain name.
custom - The IP address is static.