Section 4 - Configuration
The DNS-320L supports UPnP port forwarding which configures port forwarding automatically on your UPnP-enabled router.
Note: You will need a UPnP router on your network.
Log in and click Network Management > Port Forwarding.
Click Test to run a search.
The DNS-320L is searching for a UPnP router. Do not turn off
your NAS.
D-Link ShareCenter DNS-320L User Manual
Port Forwarding
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