Network Video Recorder User Manual 
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should be between 1 and 65535 and the value must be different from each other. If multiple devices are configured 
for the UPnP™ settings under the same router, the value of the port No. for each device should be unique. 
 
Figure 11. 29 External Port Settings Dialog Box 
 
5.  Click OK to save the setting for the current port and return to the upper-level menu. 
6.  Click Apply button to save the settings. 
7.  Enter the virtual server setting page of router; fill in the blank of Internal Source Port with the internal port 
value, the blank of External Source Port with the external port value, and other required contents. 
 
Each item should be corresponding with the device port, including server port, http port, RTSP port and https port. 
 
Figure 11. 30 Setting Virtual Server Item 
 
 
The  above  virtual  server  setting  interface  is  for  reference  only,  it  may  be  different  due  to  different  router 
manufactures. Please contact the manufacture of router if you have any problems with setting virtual server. 
11.2.10  Configuring Virtual Host 
Purpose:   
You can directly get access to the IP camera management interface after enabling this function.   
 
The Virtual host function can be only configured through the web browser. 
Steps: 
1.  Enter the Advanced settings interface, as shown in the Figure 11. 31. 
Configuration > Network > Advanced Settings > Other