The ASUS RT-AC68U’s built-in firewall blocks incoming connections by default, which can sometimes get in the way of online gaming, remote access, or other applications that need open ports.
Fortunately, there is a simple fix! By opening ports in your router, you can keep these services running without disruption. Not sure how? Follow our ASUS RT-AC68U port forwarding guide below to get started.

What Information is Needed for ASUS RT-AC68U Port Forwarding?
To set up port forwarding for ASUS RT-AC68U, you will need the following details:
- Device IP Address: Find the IP address of the device (like your PC or gaming console) that you are forwarding ports to.
- Port Number and Protocol: Know the port number your application uses and whether it communicates over TCP, UDP, or both.
- External Port: Decide if you want to use the same port number for access from outside your network or set a new one.
- Router Credentials: Have your router’s login info handy to access the settings and make the required changes.
How to Enable Port Forwarding on ASUS RT-AC68U in the UK
Here is a step-by-step guide to enable port forwarding on your ASUS RT-AC68U router:
Step #1: Assign a Static IP
To keep your ports open even after your device restarts, make sure to use a static IP address for it. You can do this by:
- Setting up a DHCP reservation in your router.
- Manually configuring a static IP address.
Step #2: Log into Your Router
Access the router’s settings by logging in:
- Open any web browser like Firefox, Chrome, or Edge.
- Type your router’s IP address into the URL bar.
- Enter your username and password, then click the Sign In button.
Step #3: Find the Port Forwarding Section
Next, you need to create a port forwarding entry:
- Click the WAN tab on the left of the screen.
- Click the Virtual Server / Port Forwarding tab at the top of the screen.
- Set Enable Port Forwarding to Yes.
- In the Service Name box, enter a name for this rule.
- Enter a single port number or a range of ports in the Port Range box.
- Input the static IP address of the device in the IP Address box.
- In the Local Port box, re-enter the port or range you are forwarding.
- Select the appropriate protocol (TCP, UDP, or Both) from the Protocol dropdown.
- Click Add to create the entry.
- Click Apply to save your settings.
Step #4: Test if the Ports are Open
To check if the ports are forwarded correctly, you should:
- Use an online port checker tool like portchecker.co.
- Access the service or application from outside your network.
ASUS RT-AC68U Port Forwarding Made Easy!
Port forwarding on your ASUS RT-AC68U is a breeze with the help of PureVPN’s Port Forwarding add-on. Quickly open or close ports on any device without diving into complicated router settings—it is quick, easy, and seamless!
How to Port Forward ASUS RT-AC68U with PureVPN

Here is how you can use PureVPN to port forward your ASUS RT-AC68U router in just a few clicks:
- Sign up for PureVPN, add Port Forwarding to your plan, and complete the payment.
- Download and install the PureVPN app, launch it, and log in using your credentials.
- Access the PureVPN Member Area, go to Subscriptions and click Configure next to Port Forwarding.
- Choose Enable specific ports, enter the ports you want to open, and click the Apply Settings button.
- Open the PureVPN app, connect to a port forwarding-supported server, and you are good to go!
Why is ASUS RT-AC68U Port Forwarding Not Working?
If port forwarding is not working on your ASUS RT-AC68U, here are a few things to check:
- Incorrect Device IP: Check if the IP address in your port forwarding settings corresponds to the device you are attempting to reach.
- Firewall Blocks: Your computer’s firewall could be blocking the necessary ports. Revisit your firewall settings to allow both incoming and outgoing connections on those ports.
- ISP Restrictions: Some ISPs might block certain ports for security purposes. Contact your internet service provider to confirm if the ports you are using are open for traffic.
- Outdated Firmware: Older firmware can interfere with port forwarding. Download and install the latest firmware for your RT-AC68U to resolve the issue.
Frequently Asked Questions
For ASUS RT-AC68U routers, the default username and password are both “admin,” unless you have changed them.
If you want to set up port forwarding on your ASUS RT-AC68U, go to WAN > Virtual Server / Port Forwarding within the router settings.