How to Port Forward Cortex Data Lake
PUREVPNpfcgnatHow to Port Forward Cortex Data Lake

Cortex Data Lake is a cloud-based, centralized log storage and aggregation platform that supports on-premise firewalls, virtual (private cloud and public cloud)firewalls, Prisma Access, and other cloud-delivered services.

Port forwarding allows you to access a client’s server behind routers, NATs, CGNAT, or firewalls. By opening ports, you can control devices behind the router. This guide will show you how to port forward Cortex Data Lake.

Requirements to Port Forward Cortex Data Lake

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

  • Downloaded and installed the Cortex Data Lake server.
  • The IP address of your router.
  • IP address of your device.

TCP and UDP ports of Cortex Data Lake are mentioned in the section below.

Step-by-step guide on how to port forward Cortex Data Lake

Now that you have the above details noted down, you can move to the next stage of Cortex Data Lake 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 Cortex Data Lake server in the boxes in your router. The default Cortex Data Lake port numbers are 444 and 3978. 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 Cortex Data Lake 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, ‘’.

Cortex Data Lake ports needed to run

The default Cortex Data Lake ports are:

TCP Port:444

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:444

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 Cortex Data Lake 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.


Is it hard to port forward for Cortex Data Lake?

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

Is port forwarding legal?

First, you need to understand port forwarding if you want to allow others to connect to your WiFi network. Although it may sound complex, configuring port forwarding is a breeze and perfectly legal. Plus, it won’t mess with your router settings in any way.

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