Astrill Setup Manual:Setup OpenVPN on pfSense

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STEP 1: Download OpenVPN Configuration File

Login into your Astrill account.

PfSense-openvpn1.png

Then go to "VPN Services" tab.

PfSense-openvpn2.png

Go to "OpenVPN Certificates" option.

PfSense-openvpn3.png

Click on "Create new certificate".

PfSense-openvpn4.png

PfSense-openvpn5.png

PfSense-openvpn6.png

Select your desired mode UDP-Fast OR TCP-Reliable and click on download icon in front of your any desired server.

PfSense-openvpn7.png

STEP 2: Setup Certificates For OpenVPN

Login into pfSense through your browser

PfSense-wireguard4.png

Go to System tab and click on Cert. Manager.

PfSense-openvpn8.png

Select CAs tab and click on Add button.

PfSense-openvpn9.png

Open that OpenVPN .conf file in notepad which you downloaded on step 1.

PfSense-openvpn10.png

Copy the highlighted CA part from the notepad.

PfSense-openvpn11.png

Write a descriptive name and select Import an existing certificate authority from method option and paste the CA in Certificate Data field and click on Save button.

PfSense-openvpn12.png

Now go to Certificates tab and click on Add button.

PfSense-openvpn13.png

Go to notepad again and copy CERT part like highlighted in screenshot below.

PfSense-openvpn14.png

Select Import an existing Certificate from method option and type same descriptive name like you did in previous step and paste the CERT in Certificate Data field.

PfSense-openvpn15.png

Go to notepad and copy the KEY part as highlighted in screenshot below.

PfSense-openvpn16.png

Paste the KEY in Private Key Data field and click on Save button.

PfSense-openvpn17.png

STEP 3: Setup OpenVPN Client on pfSense

Now go to VPN tab and click on OpenVPN

PfSense-openvpn18.png

Select Clients tab and then click on Add button.

PfSense-openvpn19.png

Make these changes which are marked in screenshot below.

PfSense-openvpn20.png

Copy Remote address and Port which are marked in screenshot below. Note: You can use any random port between 1024-65535.

PfSense-openvpn21.png

Paste that Remote address and Port in marked fields.

PfSense-openvpn22.png

Go to notepad and copy TLS-AUTH key.

PfSense-openvpn23.png

Paste that key in TLS Key field and make those changes which are marked in screenshot below.

PfSense-openvpn24.png

Select Client Certificate and for Encryption Algorithm select AES-256-CBC (256 bit key, 128 bit block).

PfSense-openvpn2525.png

Select SHA1 (160-bit) for Auth Digest Algorithm and Intel RDRAND engine - RAND for Hardware Crypto.

PfSense-openvpn26.png

For Compression and Topology select those options which are marked in screenshot below.

PfSense-openvpn27.png


Go to notepad and copy all the strings which are highlighted in the screenshot below.

PfSense-openvpn28.png

Paste these strings in Custom Options and make sure to separate every string using semicolon. Also make these changes which are marked in the screenshot below and click on Save button.

PfSense-openvpn29.png

STEP 4: How To Connect/Disconnect OpenVPN

Go to Status tab and select OpenVPN.

PfSense-openvpn30.png

On this page, you can connect and disconnect OpenVPN.

PfSense-openvpn31.png

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