How to Port Forward in Your Router for Synology DS211j

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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 Synology DS211j device are:

Synology DS211j - PC

  • TCP: 20-22, 25, 80, 110-111, 137-139, 143, 443, 445, 548, 873, 892, 993, 995, 2049, 3260, 4672, 5000-5001, 5005-5006, 5432, 6881-6999, 7000-7001, 9997-9999, 55536-55663, 55736-55863
  • UDP: 25, 110-111, 137-139, 143, 445, 892, 993, 995, 2049, 4662, 4672, 5432, 6881-6999, 9997-9999

Set Up a Port Forward for a Synology DS211j device

You may need to forward ports in your router when you use a Synology DS211j device. Forwarding ports is used to allow incoming connection requests from the internet to a Synology DS211j device.

Routers generally do not allow incoming connection requests from the internet. A port forward can overcome this limitation.

Before You Forward a Port

Before forwarding a port make sure that you know these things:

Locate Your Router's IP Address

The easiest way to locate your router's IP address is to run our free Router Detector utility. It is part of our Network Utilities suite of tools and is free for you to use it.

Otherwise, you can follow our guide Find Your Router IP Address.

How To Set Up Port Forwarding for a Synology DS211j device

A smart way to forward your ports is to use Network Utilities. Network Utilities lets you manage port forwards by putting them in when you need them and also removing the ones that you no longer need which maximized 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:

Frequently you have 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 Synology DS211j device:

List of Routers - Customized for Synology DS211j

Those are the steps for forwarding ports in your router for a Synology DS211j device.

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