Techpro NVR-ELT-16, User Manual

Page: 108 / 241

182
the device IP.

User name: It is optional. You can input your commonly used email address.
Important

Do not register frequently. The interval between two registrations shall be more than 60 seconds. Too
many registration requests may result in server attack.

System may take back the domain name that is idle for one year. You can get a notification email
before the cancel operation if your email address setup is OK.
4.12.1.7 UPnP
The UPNP protocol is to establish a mapping relationship between the LAN and the WAN. Please input
the router IP address in the LAN in Figure 4-99. See Figure 4-106.

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 lis
t 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 NVR.

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 4-107.
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.