How to port forward flex
PUREVPNpfcgnatHow to Port Forward Flex

Port forwarding allows you to access a client’s server that is behind routers, NATs, or firewalls. By opening ports, you are able to control devices behind the router. This guide will show you how to port forward Flex.

Requirements to Port Forward Flex

Just before you begin with the process of port forwarding, make sure you have the following things:

  • Downloaded and installed the Flex server.
  • The IP address of your router.
  • IP address of your device.

TCP and UDP ports of Flex are mentioned in the section below.

Step-by-step guide on how to port forward Flex

Now that you have the above details noted down, you can move to the next stage of Flex port forwarding:

  1. On your web browser address bar, type your router’s IP Address/Default Gateway.
  2. Log in with your router’s credentials (username and password) to view your router’s firmware settings.
  3. Navigate to the port forwarding section of your router.
  4. Click on Port Forwarding.
  5. Enter the IP address of your device in your router in the correct box.
  6. Put the TCP and UDP ports of the Flex server in the boxes in your router. The default Flex port numbers are 4993 and 4994. And then click the apply button.
  7. And you’re done. Restart your router to let the changes take effect.
  8. Once your changes take effect, now you can host a Flex server and let your friends connect to it as well. To let them connect to it, you need to provide them the hostname you are using, along with the port number. For example, ‘hostname.domain.com:25565’.

Flex ports needed to run

The default Flex ports are:

TCP Port:4994
UDP Port:4993

Quickly and safely open ports using PureVPN

Opening a port shouldn’t be complicated. With the Port Forwarding add-on, it’s as simple as 1, 2, and 3!

Ports to forward on devices

Ports to run on PC:

TCP Port:4994
UDP Port:4993

How to open ports behind CGNAT

What if your ISP performs CGNAT? Most ISPs perform CGNAT (Carrier-grade Network Address Translation) to conserve bandwidth and assign a single IP address to multiple users connected to the same internet network. However, CGNAT makes it difficult for you to open ports on the router. 

To get around the CGNAT issue, you can use the Port Forwarding add-on to bypass this problem and port forward routers without hassle. 
Here’s more information on how to use PureVPN’s Port Forwarding add-on and bypass CGNAT in a few clicks.

Open Ports Behind CGNAT

PureVPN’s Port Forwarding Add-on

A secure way to open all ports

To most people, port forwarding is quite a demanding task. For starters, every router has a different console, which often makes it difficult to navigate to specific settings.

Secondly, you won’t always be able to open Flex Online ports on your router if your ISP restricts the ports. Yes, you heard that right! ISPs are notorious for blocking ports due to security reasons. If ISP isn’t the reason behind a blocked port, then perhaps it could be your operating system’s firewall.

Well, you can eliminate all these problems with PureVPN’s Port Forwarding add-on. Through the Port Forwarding add-on, you can allow all ports, disallow all ports, and allow specific ports.

FAQ’s

Is it hard to port forward for Flex?

Setting up port forwarding is not difficult at all. To set up your device, simply give it a static IP address and forward the correct port numbers to that new address.

Does port forwarding affect other devices?

Port forwarding will not interfere with the network connection or communication of any other devices on the same internet connection. Port forwarding only affects the host device and allows you to create a direct line of communication with external servers.

Can I port forward with VPN?

VPN port forwarding enhances your internet speeds by rerouting data around your NAT firewall. Not only does this make downloads quicker, but it can also enable remote access to your computer and assist with servers.

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