Night Owl Optics Digital Video Recorder Benutzerhandbuch

User’s Manual 

24 

To access the DVR from a remote computer over the internet via internet browser (Internet 

Explorer).  

1.  Forward Port 80 and Port 9000 in the router attached to the DVR, to the IP address of the 

DVR. *If you can’t use HTTP Port 80 due to use or your Internet Service Provider is 
blocking it, use a different port like 1024 as the WEB PORT. When selecting a different port, 
forward the new port to the IP address of the DVR and change the settings in the DVR 
Network settings. You will also need to add the new port to the end of the IP address in the 
browser window. For example, if you use port 1024, you add “:1024” to the end of the IP 
address.  

2.  For instructions on the most popular routers go to www.portforward.com.    Click on the 

“Routers List” and select your router from the list of router manufacturers by clicking on the 
brand and model number. 

 

                 

                                               

3.  On the next page that opens, click on the “Default Guide” link.    This will take you to the 

port forwarding instructions for your router. 

 

 
4.  When you access the DVR from a remote computer, you also need to use a different 

address in the Internet Explorer browser window. Instead of entering the IP address of the 
DVR, you need to enter the public IP address of the router that the DVR Is attached to. You 
can get this address by going to 

 from the computer that 

is attached to the same router as the DVR. This website will display the box in that shows 
the IP address you need to use.   

 
 

Now that you have set up the DVR on your local network, you will want to access your camera 

from a remote location over the Internet. This DVR supports a technology called Universal 
Plug and Play (UPnP). With UPNP your DVR will automatically open the necessary ports in