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ZyWALL 2 Series User’s Guide
22-4
SMT Menu 1 – General Setup
Table 22-2 Configure Dynamic DNS
FIELD
DESCRIPTION
EXAMPLE
Offline
This field is only available when
CustomDNS
is selected in the
DDNS Type
field. Press [SPACE BAR] and then [ENTER] to
select
Yes
. When
Yes
is selected,
http://www.dyndns.org/
traffic
is redirected to a URL that you have previously specified (see
www.dyndns.org
for details).
Yes
Edit Update IP Address:
You can select
Yes
in either the
Use Server Detected IP
field (recommended) or the
User Specified IP
Address
field, but not both.
With the
Use Server Detected IP
and
User Specified IP Address
fields both set to
No
, the DDNS server
automatically updates the IP address of the host name(s) with the ZyWALL’s WAN IP address.
DDNS does not work with a private IP address. When both fields are set to
No
, the ZyWALL must have a
public WAN IP address in order for DDNS to work.
Use Server
Detected IP
Press [SPACE BAR] to select
Yes
and then press [ENTER] to
have the DDNS server automatically update the IP address of
the host name(s) with the public IP address that the ZyWALL
uses or is behind.
You can set this field to
Yes
whether the IP address is public or
private, static or dynamic.
Yes
User Specified IP
Address
Press [SPACE BAR] to select
Yes
and then press [ENTER] to
update the IP address of the host name(s) to the IP address
specified below.
Only select
Yes
if the ZyWALL uses or is behind a static public
IP address.
No
IP Address Enter the static public IP address if you select
Yes
in the
User
Specified IP Address
field.
N/A
When you have completed this menu, press [ENTER] at the prompt “Press ENTER to Confirm…” to save
your configuration, or press [ESC] at any time to cancel.
The IP address updates when you reconfigure menu 1 or perform DHCP client renewal.