Opening Ports for QNAP TS-409U using Your Router

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

The following ports need to be forwarded for a QNAP TS-409U NAS:

QNAP TS-409U - PC

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

Forwarding Ports for a QNAP TS-409U NAS

When you use a QNAP TS-409U NAS you might need to forward some ports in your router. A port forward allows incoming connection requests from the internet to go straight to a QNAP TS-409U NAS.

By default routers do not allow incoming network requests. A port forward can overcome this limitation.

Before Forwarding a Port

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

Locate Your Router's IP Address

To find your router's IP address the easy way you can use our free Router Detector software. Our Router Detector tool is free to use and is part of our Network Utilities software.

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

How To Set Up Port Forwarding for a QNAP TS-409U NAS

A smart way to forward your ports is to use Network Utilities. With Network Utilities, you can easily forward ports and also un-forward ports quickly so that you can keep your network up to date with the ports that you need forwarded and maximize your network security.

Another option is to go through the process of forwarding ports one step at a time. The normal process for forwarding a port is:

You probably will need to reboot your router for the changes to take effect.

You can choose your router from our list to see exactly how to forward ports for a QNAP TS-409U NAS:

List of Routers - Customized for QNAP TS-409U

Those are the steps to take in order to forward ports in your router for a QNAP TS-409U NAS.

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