• Default: OnIMPORTANT• It is impossible to display images between the camera and the PC when the viewer software “NetworkCamera View 4S” is not installed on the PC.• The number of the viewer software installations can be checked on the [Upgrade] tab of the“Maintenance” page.[Language]Select the language to initially display when the unit is accessed from the following.English/Japanese/Italian/French/German/Spanish/Chinese/Russian• Default: EnglishThe language displayed on the “Live” page can also be changed. (®page 9)7.2 Configure the Internet settings [Internet]Click the [Internet] tab of the “Basic” page. (®page 21, page 23)The settings relating to UPnP (Auto port forwarding), DDNS (Viewnetcam.com), and network settings for theInternet can be configured on this page.[UPnP (Auto port forwarding)]Select “On” or “Off” to determine whether or not to use the port forwarding function of the router.To use the auto port forwarding function, the router in use must support UPnP and the UPnP must be enabled.• Default: OffNote• Due to auto port forwarding, the port number may sometimes be changed. When the number ischanged, it is necessary to change the port numbers registered in the PC and recorders, etc.• The UPnP function is available when the unit is connected to the IPv4 network. IPv6 is not supported.• To check if auto port forwarding is properly configured, click the [Status] tab on the “Maintenance” page,and check that the “Enable” is displayed for “Status” of “UPnP”. (®page 108)When “Enable” is not displayed, refer to “Cannot access the unit via the Internet.” in20 Troubleshooting.• When the “UPnP (Auto port forwarding)” setting is changed, the “Auto port forwarding” setting under“UPnP” on the [Network] tab of the “Network” page also changes to the same setting.[DDNS]Select “Viewnetcam.com” or “Off” to determine whether or not to use “Viewnetcam.com”.30 Operating Instructions7 Configure the basic settings of the unit [Basic]