Dahua HCVR5104C User Manual page 414

UPnP on/off: Turn on or off the UPnP function of the device.

Status: When the UPnP is offline, it shows as "Unknown". When the UPnP works it

shows "Success"
Router LAN IP: It is the router IP in the LAN.

WAN IP: It is the router IP in the WAN.

Port Mapping list: The port mapping list here is the one to one relationship with the

router's port mapping setting.
List:

Service name:Defined by user.

Protocol: Protocol type

Internal port:Port that has been mapped in the router.

External port:Port that has been mapped locally.

Default: UPnP default port setting is the HTTP, TCP and UDP of the DVR.

Add to the list: Click it to add the mapping relationship.

Delete: Click it to remove one mapping item.

Double click one item; you can change the corresponding mapping information. See
Figure 4- 128.
Important:
When you are setting the router external port, please use 1024~5000 port. Do not
use well-known port 1~255 and the system port 256~1023 to avoid conflict.
For the TCP and UDP, please make sure the internal port and external port are the
same to guarantee the proper data transmission.
Figure 4- 127
398