Symptom
Cause/solution
Reference
pages
•
Is the setting of port forwarding configured for the
router?
To enable the access to the unit via the Internet, it is
necessary to perform the port forwarding setting when
the router in use does not support the UPnP function.
Refer to the manuals provided with the router for
further information.
•
Is UPnP function of the router disabled?
Refer to the manuals provided with the router in use to
enable the UPnP function.
•
Is packet filtering set for the router to forbid the access
via the Internet?
Configure the settings of the router in use to enable the
access via the Internet. Refer to the manuals provided
with the router for further information about the
settings.
70
•
Are you accessing the unit using the local address (the
IP address used in a local network)?
When accessing the unit, use the global address (or
the URL registered in the DDNS service) and the port
number of the unit as the IP address to be used in the
Internet.
67
68
91
Cannot access the unit via the
URL of the
“Viewnetcam.com” service.
•
Is the global address of unit (or router) notified to the
“Viewnetcam.com” service server?
Log into the “My Account” page of “Viewnetcam.com”
website (http://www.viewnetcam.com/) to check the
information of the registered unit. If the global address
is not displayed for the IP address, access the unit, and
register the user information for the
“Viewnetcam.com” service on the [DDNS] tab on the
“Network” page of the setup menu. In addition, check
the “Status” of “Viewnetcam.com” (on the [Status] tab)
and the system log (on the [System log] tab) of the
“Maintenance” page of the setup menu.
94
108
Authentication window is
displayed repeatedly.
•
Is the user name and password changed?
While accessing the unit, when changing the user
name and password of another user logging into the
unit on another web browser, the authentication
window will be displayed each time the screen is
changed or refreshed.
•
Have you changed the [Authentication] setting?
When the [Authentication] setting has been changed,
close the web browser, and then access the unit again.
-
It takes time to display the
screen.
•
Are you accessing the unit in the HTTPS mode?
In this mode, the refresh interval becomes slower due
to decode procession.
-
124
Operating Instructions
20 Troubleshooting
