ZyXEL Communications ZyWall USG 50-H Series, Руководство пользователя

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Chapter 13 DDNS
ZyWALL USG 50-H User’s Guide
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13.3 The DDNS Status Screen
The DDNS Status screen shows the status of the ZyWALL’s DDNS domain names. To access
this screen, login to the web configurator. When the main screen appears, click Network >
DDNS > Status . The following screen appears.
Figure 188 Network > DDNS > Status
The following table describes the labels in this screen.
Backup Mail
Exchanger This option is only available with a DynDNS account.
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.
OK Click OK to save your changes back to the ZyWALL.
Cancel Click Cancel to exit this screen without saving.
Table 95 Network > DDNS > Add (continued)
LABEL DESCRIPTION
Table 96 Network > DDNS > Status
LABEL DESCRIPTION
Profile Name This field displays the descriptive profile name for this entry.
Domain Name This field displays each domain name the ZyWALL can route.
Effective IP This is the (resolved) IP address of the domain name.
Last Update
Status This shows whether the last attempt to resolve the IP address for the domain name
was successful or not.
Updating means the ZyWALL is currently attempting to
resolve the IP address for the domain name.
Last Update
Time This shows when the last attempt to resolve the IP address for the domain name
occurred (in year-month-day hour:minute:second format).
Update Click this to have the ZyWALL update the profile to the DDNS server. The ZyWALL
attempts to resolve the IP address for the domain name.
Refresh Click this to update the information displayed in the screen.