AirLive IP-200PHD - Manual (Page 36)

4. Monitor the Image Section
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AirLive IP-200PHD User’s Manual
UPnP:
To enable or disable the UPnP service here.
Friendly Name:
Shows the friendly name of this device here.
UPnP NAT Traversal
When enabled, the device will attempt to configure port mapping in a NAT
router on your network, using UPnP™. Note that UPnP™ must be enabled in
the NAT router first.
Port Range:
The port range will open in NAT router.
External IP address:
Show the IP address and port for WAN access through Internet. If NAT
traversal is configured successfully, user can use this IP address and port to
access this device. The external IP address is not shown in case NAT traversal
function is failed.