Remote-access Guide

create openvpn server for remote access pfsense

by Mrs. Verdie Ledner Published 2 years ago Updated 1 year ago
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How to set up your own OpenVPN server in pfSense
  1. Thinking about authentication.
  2. Generating the Certificate Authority (CA)
  3. Generating the server certificate.
  4. Create your OpenVPN user and your user certificate.
  5. Creating the OpenVPN server.
  6. Create firewall rules.
  7. Install the OpenVPN Client Export Utility.
Feb 18, 2022

Full Answer

How to set up an OpenVPN server?

  • Find and note down your public IP address
  • Download openvpn-install.sh script
  • Run openvpn-install.sh to install OpenVPN server
  • Connect an OpenVPN server using iOS/Android/Linux/Windows client
  • Verify your connectivity

How to install and configure OpenVPN on Windows 10?

  • Click Network > VPN .
  • Activate the desired VPN.
  • To download the configuration file, click Download in the Acces section.
  • Save the zip file. ...
  • Extract the zip file to the desired folder.
  • Open the folder you extracted the configuration files into.

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Where is OpenVPN Server config file?

Windows Client

  1. Navigate to the OpenVPN config folder. C:\Program Files\OpenVPN\config\
  2. Create a new folder (optional) and an OpenVPN configuration file ( er.ovpn ).
  3. Transfer the certificates and client key files from the EdgeRouter /config/auth directory to the OpenVPN client.

How to connect to free VPN Server?

  • Download the configuration files for your VPN clients (devices like Windows, macOS, and smartphones) from the router’s control panel.
  • Unzip the files and copy them over (wirelessly or using a USB cable) to the VPN client folder on the device you wish to connect to the VPN.
  • Connect to the VPN (away from your home network) and test for any leaks.

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Is OpenVPN on pfSense free?

Secure Remote Network Access Using OpenVPN Since pfSense is open source and available for free this project won't cost you anything to complete.

Can pfSense be a VPN?

The OpenVPN wizard on pfSense® software is a convenient way to setup a remote access VPN for mobile clients. The wizard configures all of the necessary prerequisites for an OpenVPN remote access server: An authentication source (Local, RADIUS server, or LDAP server) A certificate authority (CA)

How do I connect to pfSense OpenVPN?

Part 1: OpenVPN Server configurationLogin to pfSense at your Main Office location.Click on VPN→OpenVPN.Within the Servers tab Click on green Add button.Fill out the following information: General Information. Disabled: Unchecked. Server mode: Peer to Peer (Shared Key) ... Click on the blue Save button.

How do I use OpenVPN for remote access?

How to Add Remote Users On OpenVPN CloudCreate an OpenVPN Cloud account.Add a new Network in the OpenVPN Cloud Administration portal.Install the connector software from this network on a computer in the business network (shown above)Connect the connector to the business's private OpenVPN Cloud network.More items...

Is WireGuard better than OpenVPN?

WireGuard offers a more reliable connection for mobile users than OpenVPN because it handles network changes better. OpenVPN adds a data overhead of up to 20%, whereas WireGuard uses just 4% more data (compared with not using a VPN). VPN services need to include mitigations to ensure user privacy when using WireGuard.

How do I add a VPN to pfSense?

We need to install the package from the pfSense Package Manager manually.From the menus at the top of the screen, select System > Package Manager. ... Select the Available Packages sub-menu.Scroll down until you see openvpn-client-export and click the Install button to its right. ... Click Confirm.More items...•

Which is better IPsec or OpenVPN?

In site-to-site connections, OpenVPN functions faster and provides more security than IPsec. IPsec encryption operates on a kernel level, whereas OpenVPN functions in user space. Therefore, in terms of endpoint performance, IPsec is more favorable. With OpenVPN, you're limited to the capacity of the software.

How do I download OpenVPN from pfSense?

OpenVPN Client Export PackageNavigate to System > Packages, Available Packages tab.Locate the OpenVPN Client Export package in the list.Click. Install next to that package listing to install.Click. Confirm to confirm the installation.

Is pfSense stateful?

pfSense software is a stateful firewall, which means it remembers information about connections flowing through the firewall so that it can automatically allow reply traffic. This data is retained in the State Table.

Can I use OpenVPN for RDP?

With OpenVPN Cloud, you can securely access the RDP computer without making your private network a part of the VPN. All you have to do is configure and connect the RDP computer to OpenVPN Cloud as a host.

Which VPN is best for Remote Desktop?

Best Remote Access VPNs for business.Perimeter 81 – Best all-round business VPN.GoodAccess – Security Strategy Options.ExpressVPN – Lightning Fast VPN.Windscribe – VPN with Enterprise-Friendly Features.VyprVPN – Secure VPN with Business Packages.NordVPN – Security-first VPN.More items...•

How do I connect remotely to another computer using VPN?

Simply go to Start -> Accessories -> Remote Desktop Connection and enter the IP address of the other Windows computer. desktop software. From HOME Mac to OFFICE Windows: Connect with VPN, then use Remote Desktop Client. From HOME Windows to OFFICE Mac: Connect with VPN, then use VNC client.

Which is better IPsec or OpenVPN?

In site-to-site connections, OpenVPN functions faster and provides more security than IPsec. IPsec encryption operates on a kernel level, whereas OpenVPN functions in user space. Therefore, in terms of endpoint performance, IPsec is more favorable. With OpenVPN, you're limited to the capacity of the software.

How do I download OpenVPN from Pfsense?

OpenVPN Client Export PackageNavigate to System > Packages, Available Packages tab.Locate the OpenVPN Client Export package in the list.Click. Install next to that package listing to install.Click. Confirm to confirm the installation.

What can OpenVPN do?

It can be used to connect multiple different networks together in a site-to-site setup. Access Servers can be connected with each other to give access to resources or VPN clients. Basically, if it can be routed, the OpenVPN Access Server should be able to handle it.

Which IPsec Subprotocol provides data encryption?

Encapsulating Security Payload (ESP) ProtocolWhich IPSec subprotocol provides data encryption? EXPLANATION Encapsulating Security Payload (ESP) Protocol provides data encryption for IPSec traffic.

Thinking about authentication

Before we configure our OpenVPN server, we need to choose an authentication method. Both OpenVPN and pfSense support password-based authentication, certificate-based authentication, or both. In this guide, we’ll be using both so that we cover all the bases. But you’re free to select one or the other.

Generating the Certificate Authority (CA)

The first thing we need to do is generate our Certificate Authority (CA), which will validate the OpenVPN server’s identity and authenticate user certificates (if enabled).

Generating the server certificate

If you’re not already there, from the menus at the top of the screen, select System > Cert. Manager.

Create firewall rules

Now that our OpenVPN server is configured, we need to create a firewall rule to allow traffic to and from our server.

Install the OpenVPN Client Export Utility

In order to easily configure our OpenVPN client, pfSense provides an automated configuration generator for OpenVPN. However, it’s not installed by default. We need to install the package from the pfSense Package Manager manually.

Wrap-Up

So that’s how you set up a basic OpenVPN server in pfSense for remote access. There are a lot of places to go from here to accommodate more complex setups. You could also configure content filtering on your pfSense box to block ads and malicious sites. Your OpenVPN clients would benefit from this as well.

PRIVACY ALERT: Websites you visit can find out who you are

This information can be used to target ads and monitor your internet usage.

How to configure OpenVPN on PfSense?

The simplest way to configure OpenVPN on pfSense is to use the built in VPN configuration wizard. The wizard will guide you through the process of creating a certificate authority, issuing a server certificate, and configuring the OpenVPN server settings.

What is the local network address for pfSense?

Enter the address of the network that clients will connect to in the local network box. By default pfSense uses 192.168.1.0/24 as the local network so most users will enter that as the network address unless they specified a different network.

How to start VPN configuration?

To start the configuration open the VPN menu in the web interface and select OpenVPN, then click on the wizards tab.

How long has Sam been working with PfSense?

Sam has over 10 years of experience working with pfSense firewalls and has written over 30 articles on the subject.

What is the protocol for OpenVPN?

In most cases, this will be the external-facing interface (WAN) which is connected to the internet. The recommended protocol for most users is UDP on IPV4.

How long does a certificate last in OpenVPN?

Again you will need to select a key size that meets your security needs and CPU resources. The default certificate lifetime is 3650 days (10 years).

What is the most secure way to access a network?

Using a VPN, or virtual private network, is the most secure way to remotely access your home or business network. VPNs provide strong security by encrypting all of the traffic sent between the network and the remote client.

What is OpenVPN Connect?

The OpenVPN connect application provides OpenVPN functionality for a number of platforms. Install this on your device to provide the means to process .ovpn files.

What port is OpenVPN on?

We will now open a port on our firewall to allow access to the OpenVPN server which is running on port 443.

What is the default port for OpenVPN?

Now we’ll create the OpenVPN server which remote devices will connect to. We will change from the default port of 1194 to 443 as this port is often closed on remote networks.

What is NAT in VPN?

NAT is needed to convert your inbound devices private local IP address (192.168.200.0/24) to the global registered address space. We’ll set this up for our multiple VPN_WAN gateways, if you are only using a single VPN gateway, you’ll only need one of these three rules.

Can you create an interface based on OpenVPN?

We can now create an interface based on the OpenVPN server we just created.

Do you need a revocation list for remote access?

You’ll need a revocation list for if/when you need to expire any certificates you create. Although this isnt required to get our remote access working, its trivial to create so we may as well.

Can OpenVPN accept multiple certificates?

We will now create a client certificate for an iOS device. Although you can set OpenVPN up to accept the same certificate from multiple clients its a less secure solution and not my preferred option. This option allows you to specify a certificate per user or client and provides the ability to expire a single certificate to revoke access at any time.

How to provide secure access to OpenVPN?

To provide secure access through OpenVPN we need to provision a Certificate Authority (CA) and generate a suitable certificate. The CA issues and validates the certificates that will secure the VPN.

How to install OpenVPN client export?

Navigate to System > Packages > Available packages and click Install next to the OpenVPN-client-export to install the utility.

How to remotely access a SOHO?

One solution to access these remotely is to open a number of firewall ports. An alternative and more secure method used is to open a single port and enable access through an OpenVPN connection. This guide will build upon the pfSense baseline guide and illustrate how to configure pfSense and an iOS device to enable secure remote access.

What port is OpenVPN on?

This section will configure a secure OpenVPN server running on port 443 rather than the default OpenVPN port of 1194. This reduces the likelihood of a remote network preventing access to your local infrastructure because port 1194 is not permitted or open.

What is NAT in VPN?

NAT is needed to convert private local IP addresses ( 192.168.200.0/24) to the global address space for broadcast on the internet. This section will illustrate how to configure this for our VPN_WAN gateway (or gateways if you have already followed my multiple-VPN failover guide).

How did Snowden try to enable surveillance?

Snowden documents suggested that the NSA actively tried to enable surveillance by embedding weaknesses in commercially-deployed technology including at least one NIST standard.

Does PFSense use a static IP address?

Most non-business internet connections provide service through a dynamic IP address as opposed to a static one. To enable remote devices to locate and access our network we can use a dynamic DNS service that can keep a DNS record updated with our networks current local WAN address. PFsense has such a service that supports a wide variety of DNS services. This guide will use Amazon’s Route 53 but the same principles apply to the other services although the authorisation settings may vary slightly.

1. OpenVPN Server Setup

The easiest way to set up OpenVPN is by using the OpenVPN wizard. It will guide you through most of the process.

2. Client Export Package & User Accounts - How to Set Up OpenVPN on pfSense

Ensure that you install the openvpn-client-export package from the Package Manager ( System > Package Manager > Available Packages ).

3. OpenVPN Client Configuration

Now that the client export tool and user account are created, we can proceed in exporting our configuration file.

4. Conclusion - How to Set Up OpenVPN on pfSense

This tutorial showed how to set up OpenVPN on pfSense. Fortunately, by using the wizard and client-export tools, the process to set up a OpenVPN on pfSense is relatively straight forward. You can now create as many users as you’d like, export their own configuration file and they will be able to connect to your VPN server!

How to add a user to OpenVPN?

To add a user that can connect to OpenVPN, they must be added to the User Manager as follows: 1 Navigate to System > User Manager 2 Click Add to create a new user 3 Enter a Username, Password, and password confirmation 4 Fill in Full Name (optional) 5 Check Click to create a user certificate, which will open the certificate options panel 6 Enter the user’s name or some other pertinent information into the Descriptive Name field 7 Choose the same Certificate Authority used on the OpenVPN server 8 Choose a Key Length (may be left at the default) 9 Enter a Lifetime (may be left at the default) 10 Click Save

Can you add a LDAP user to a firewall?

Contact the server administrator or software vendor for assistance. Certificates for LDAP or RADIUS users cannot be created from within the firewall’s web interface in a way that reflects a user-certificate relationship. However, it is possible to create the certificates on their own using the certificate manager as described in User Certificates

What is pfSense package?

pfSense provides a package called openvpn-client-export which creates preconfigured OpenVPN profiles for you to download containing all the VPN settings and the user certificate if one is used. For Windows users it also allows you to download an OpenVPN client installer which will automatically install the OpenVPN client application and configure it with the VPN settings. This step is optional as you could configure the client settings manually but in most cases, doing it will simplify deployment.

How to install OpenVPN client export?

From the pfSense dashboard go to System > Package Manager > Available Packages and search for the openvpn-client-export package. Click the Install button to install it.

How to export OpenVPN client?

The easiest way to configure client settings is to use the openvpn-client-export package we installed earlier. Go to VPN > OpenVPN > Client Export. At the bottom of this there is a section called OpenVPN Clients. In this section you will see a list of available users whose configuration we can export.

What port does OpenVPN use?

The other setting you may wish to change is the listening port. By default OpenVPN listens on port 1194 in either UDP or TCP mode. You can change the port if you wish, either based on personal preference or if you are on a network which blocks VPN traffic or outbound ports.

What branch of OpenVPN is used for Windows 7?

For Windows 7, 8 or 10 and their corresponding server versions you will want to use the 2.4.8 branch of OpenVPN client. For Windows XP or Vista (shown as win6 in this interface) you will need the older 2.3.18 branch (also, upgrade your PC). Download the installer you want and transfer it to the target PC. Download the correct installer and copy it to your target PC. The installer behaves like any standard Windows installer, just run it, click the “install” button and follow the prompts.

How to create a user in OpenVPN?

To do this we will need to create a user. Go to System > User Manager and add a user. You will need to configure a username and password as per the picture below. The other settings can be left as default although if you are only planning to grant the user temporary access you may want to set the account to expire automatically when access is due to be revoked.

How to create a certificate for OpenVPN?

From the pfSense dashboard, go to System > Cert. Manager > CAs and click Add to create a new CA. Enter a descriptive name to help you identify what the CA is called and a common name which will appear on the certificates. The rest of the settings can be adjusted if required but the defaults should provide a reasonable balance between security and performance for most use cases. By default the CA lifetime is set to 3650 days (10 years) which is reasonable for a CA but can be adjusted if desired. If you wish you can also include location and organisation data but this is entirely optional.

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