How to Port Forward QNAP TS-439U-SP in Your Router

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Port Forward Staff
July 22, 2021 (Last Updated: ) | Reading Time: 1 minutes

The incoming ports that need to be forwarded for a QNAP TS-439U-SP device are:

QNAP TS-439U-SP - PC

  • TCP: 21-22, 25, 80, 443, 445, 873, 3306, 6881-6999, 8080, 9000, 13131, 55536-56559
  • UDP: 6881-6999

Set Up a Port Forward for a QNAP TS-439U-SP device

When you use a QNAP TS-439U-SP device you may need to forward ports in your router. By forwarding ports you allow connection requests coming from the internet to be directed to a QNAP TS-439U-SP device.

Routers do not generally allow incoming connection requests from the internet. Forwarding ports can work around this limitation.

Before You Forward a Port

You need to know the following things before you can forward a port:

How to Locate Your Router's IP Address

We have free Router Detector software to help you find your router's IP address. It is part of our Network Utilities suite of tools and is free for you to use it.

If you do not want to run the software, you can follow our Find Your Router IP Address guide.

How To Forward Ports for a QNAP TS-439U-SP device

You can use our Network Utilities software to automatically forward ports for you. Since Network Utilities allows you to both forward and un-forward ports easily you can keep your network security maximized, and then forward ports only when you need them.

You can also choose to set up port forwards manually. The step-by-step process for forwarding a port is:

Some routers need to be rebooted in order for the changes to be saved.

You can choose your router from our list to see exactly how to forward ports for a QNAP TS-439U-SP device:

List of Routers - Customized for QNAP TS-439U-SP

That's all it takes to forward your ports for a QNAP TS-439U-SP device.

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