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Chapter 15 DDNS
ZyWALL USG 1000 User’s Guide
252
15.4 Dynamic DNS Add/Edit
The DDNS Add/Edit screen allows you to add a domain name to the ZyWALL or to edit the
configuration of an existing domain name. To access this screen, click Network > DDNS, and
click either the Add icon or an Edit icon.
Figure 164 Network > DDNS > Edit
The following table describes the labels in this screen.
Table 78 Network > DDNS > Edit
LABEL DESCRIPTION
Profile Name Type a descriptive name for this DDNS entry in the ZyWALL. You may use 1-31
alphanumeric characters, underscores(
_), or dashes (-), but the first character
cannot be a number. This value is case-sensitive.
DDNS Type Select the type of DynDNS service you are using. See http://www.dyndns.com for
more information about each one.
Username Type the user name used when you registered your domain name. You can use up
to 31 alphanumeric characters and the underscore. Spaces are not allowed.
Password Type the password provided by DynDNS. You can use up to 64 alphanumeric
characters and the underscore. Spaces are not allowed.
Domain name Type the domain name you registered. You can use up to 255 characters.
Wildcard Select this if *.yourhost.dyndns.org (for example, www.yourhost.dyndns.org)
should be routed to the same IP address as yourhost.dyndns.org.
IP Address
Update Policy
Select how the ZyWALL determines the IP address for the domain name.
Interface - The IP address comes from the specified WAN Interface and HA
Interface.
Auto -The DDNS server checks the source IP address of the packets from the
ZyWALL for the IP address to use for the domain name. You may want to use this if
there are one or more NAT routers between the ZyWALL and the DDNS server.
Custom - The IP address is fixed.
See Section 15.2 on page 250 for more information.
WAN Interface This field is only available when the IP Address Update Policy is Interface. Select
the interface to use for updating the IP address mapped to the domain name.