ZyXEL Communications USG40 User Manual page 262

Table 112 Configuration > Network > DDNS > Add (continued)
LABEL DESCRIPTION
Mail Exchanger This option is only available with a DynDNS account.
DynDNS can route e-mail for your domain name to a mail server (called a mail
exchanger). For example, DynDNS routes e-mail for
the host record specified as the mail exchanger.
If you are using this service, type the host record of your mail server here. Otherwise
leave the field blank.
See
Backup Mail This option is only available with a DynDNS account.
Exchanger
Select this check box if you are using DynDNS's backup service for e-mail. With this
service, DynDNS holds onto your e-mail if your mail server is not available. Once your
mail server is available again, the DynDNS server delivers the mail to you. See
www.dyndns.org for more information about this service.
DYNDNS Server This field displays when you select User custom from the DDNS Type field above.
Type the IP address of the server that will host the DDSN service.
URL This field displays when you select User custom from the DDNS Type field above.
Type the URL that can be used to access the server that will host the DDSN service.
Additional DDNS This field displays when you select User custom from the DDNS Type field above.
Options These are the options supported at the time of writing:
•
•
OK Click OK to save your changes back to the ZyWALL/USG.
Cancel Click Cancel to exit this screen without saving.
Chapter 10 DDNS
www.dyndns.org for more information about mail exchangers.
dyndns_system to specify the DYNDNS Server type - for example,
dyndns@dyndns.org
ip_server_name which should be the URL to get the server's public IP address - for
example, http://myip.easylife.tw/
ZyWALL/USG Series User's Guide
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john-doe@yourhost.dyndns.org to