How To Close Port 7547 On Arris Router?


If you are concerned about your home network security, then you should know how to close ports on your router. The Arris Router is a popular router brand that is used by many internet service providers (ISPs) to provide internet access. Port 7547 is known to be vulnerable to certain attacks, so it is recommended to close this port on your Arris router to prevent unauthorized access.

In this article, we will discuss the steps on how to close port 7547 on your Arris router. We will also discuss some of the risks associated with leaving this port open and why it is important to secure your home network. So, let’s dive in and learn how to protect your home network from potential security threats.

How to Close Port 7547 on Arris Router

Arris routers are one of the most popular router brands used in many homes and businesses. These routers are equipped with several ports, including port 7547, which is used by the remote management system TR-069. This port, however, can be a potential security threat. By leaving this port open, hackers may gain access to the router and cause severe damage to the network. Therefore, it is essential to close this port to ensure your network’s safety. Here are the steps to close port 7547 on an Arris router:

1. Open your web browser and enter your Arris router’s IP address in the address bar. The default IP address is typically or

2. Enter your login credentials to access the router’s interface. If you have not changed the username and password, try the default login details (admin/admin or admin/password).

3. Once you have successfully accessed the router’s interface, click on the “Firewall” option located on the left-hand side of the screen.

4. Scroll down to the “Port Forwarding” section and select “Custom Services.”

5. Click on the “Add Custom Service” button.

6. In the Service Name field, enter “TR069.”

7. In the Start Port and End Port fields, enter “7547.”

8. In the Protocol field, select “TCP.”

9. In the WAN Connection Type field, select “All Broadband Devices.”

10. Under the “Inbound Filter” section, select “Block All.”

11. Click on the “Apply” or “Save” button to save the changes.

12. Log out of the router’s interface.

By following these steps, you can close port 7547 on your Arris router successfully. This ensures that your network is protected from any potential security threats.


1. How do I know if port 7547 is open on my Arris router?
You can use a port scanning tool to check if port 7547 is open on your Arris router.

2. What is the reason for closing port 7547 on my Arris router?
Closing port 7547 can prevent unauthorized access and potential security vulnerabilities.

3. How do I close port 7547 on my Arris router?
You can access your router’s settings page and navigate to the port forwarding section. Remove any port forwarding rules for port 7547, or create a blocking rule for incoming traffic on port 7547.

4. Will closing port 7547 on my Arris router affect my network’s functionality?
Closing port 7547 should not affect the normal functionality of your network, as long as there are no other services that require this port to be open.

5. Can I still use my Arris router’s remote management feature after closing port 7547?
Yes, the remote management feature can still be used even after closing port 7547, as it usually operates on a different port. However, it is recommended to use a secure connection (such as HTTPS) and strong authentication to prevent unauthorized access.


In summary, closing port 7547 on an Arris router is a critical step to improve your network security and protect your devices from potential security breaches. With the above-discussed methods and precautions in mind, you can easily disable port 7547 on your Arris router and safeguard your network against potential threats. It is important to note that while closing this port can significantly improve your network security, it is equally critical to keep your router’s firmware up to date, use strong passwords, and stay vigilant against potential threats. By following these best practices, you can create a safer and more secure network environment for your home or business.

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