Creating a Port Forward in Your Router for Defender 21013

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

The ports that need to be forwarded for a Defender 21013 DVR are listed here:

Defender 21013 - PC

  • TCP: 80, 5000, 9000, 18004
  • UDP: 80, 5000, 9000, 18004

Setting Up a Port Forward for a Defender 21013 DVR

You might need to forward some ports in your router when you use a Defender 21013 DVR. By forwarding ports you allow connection requests coming from the internet to be directed to a Defender 21013 DVR.

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

Before Forwarding a Port Checkoff This To Do List

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

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.

We have a guide you can follow Find Your Router IP Address if you don't want to run the software.

How To Set Up Port Forwarding for a Defender 21013 DVR

You can use our Network Utilities software to automatically forward ports for you. Our Network Utilities software allows you to add port forwards and also remove them when you no longer need them to maximize your network security.

You can also choose to set up port forwards manually. The normal 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 Defender 21013 DVR:

List of Routers - Customized for Defender 21013

Those are the steps for forwarding ports in your router for a Defender 21013 DVR.

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