VIVOTEK Vivotek Automobile Electronics vc8201 Manuel D’Utilisation

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VIVOTEK
 
14 - User's Manual
For example, your router and IP settings may look like this:
Device
IP Address: internal 
port
IP Address: External Port (Mapped port on the 
router)
Public IP of router
122.146.57.120
LAN IP of router
192.168.2.1
Camera 1
192.168.2.10:80
122.146.57.120:8000
Camera 2
192.168.2.11:80
122.146.57.120:8001
...
...
...
Configure the router, virtual server or firewall, so that the router can forward any data coming 
into a preconfigured port number to a network camera on the private network, and allow data 
from the camera to be transmitted to the outside of the network over the same path. 
From
Forward to
122.146.57.120:8000
192.168.2.10:80
122.146.57.120:8001
192.168.2.11:80
...
...
When properly configured, you can access a camera behind the router using the HTTP request 
as follows: http://122.146.57.120:8000
If you change the port numbers on the Network configuration page, please open the ports ac-
cordingly on your router. For example, you can open a management session with your router to 
configure access through the router to the camera within your local network. Please consult your 
network administrator for router configuration if you have troubles with the configuration. 
For more information with network configuration options (such as that of streaming ports), 
please refer to Configuration > Network Settings. VIVOTEK also provides the automatic port for-
warding feature as an NAT traversal function with the precondition that your router must support 
the UPnP port forwarding feature.