Fix VPN Error 809 on Windows 10

VPN connection troubleshooting can be overwhelming and time consuming sometimes. VPN error 809 is one of the most common and recurring errors for the windows user of VPN. In this article, we will look at some easy ways and tricks to solve this error for your connection.

The error 809 – Can’t connect to VPN  generally occurs when the VPN ports tunnel between user side and server side are being blocked by a firewall. It indicates that a VPN timeout has occured, and the server failed to respond. Many factors can play a role in the occurrence of this bug but the most common assumption is of network connectivity issues generally by a firewall blockage.

The error message reads:

“Can’t connect to [connection name]. The network connection between your computer and the VPN server could not be established because the remote server is not responding. This could be because one of the network devices (e.g. firewalls, NAT, routers, etc.) between your computer and the remote server is not configured to allow VPN connections. Please contact your Administrator or your service provider to determine which device may be causing the problem.”

Read Also : Top 10 Most Common VPN Errors and How to Fix

Now, let’s take a look on ways to solve this issue:

1. Make sure the router ports are enabled

The VPN error 809 might be triggered by the ports being blocked by a firewall or router. It depends on what kind of port you installed – a TCP 1723 port (PPTP), L2TP port (for ISPs), IKEv2 port (UDP). So, it is important that you check the ports are enabled and functioning to solve this error. You can also try deploying an OpenVPN-based tunnel on your VPN provider. This will allow the VPN connection to work across the firewall, NAT, routers accurately.

2. Configure Window registry

You can try adding the DWORD AssumeUDPEncapsulationContextOnSendRule in the system registry, to permanently fix this error. The steps are as follows:

• Open the Run module by pressing Windows + R on the keyboard.
• Type regedit and click on RUN
• This will option the Registry Editor.
• Go to this location: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\PolicyAgent
• Open the Edit menu  and go to New
• Click the DWORD (32-bit) value and type: AssumeUDPEncapsulationContextOnSendRule
• Press Enter
• Double-click the AssumeUDPEncapsulationContextOnSendRule entry and set values – Base to Hexadecimal, Value data to 2
• Press OK and close the window
• Restart your PC.

3. Disable Xbox Live Networking Services

Xbox Live Networking Service keeps a track of your latency, packet loss rate, and configuration of home network Xbox Live services. It is used by Microsoft to identify and resolve issues preventing you from voice and chatting features while playing multiplayer games with other Xbox Live users. All you have to do is find ‘Xbox Live Networking Services’ in the search menu and double click on it. On the drop down menu of ‘startup type’ select “Disabled”. Click “Apply” and click on ‘OK’.

Through one of these steps, you’ll surely be able to resolve the error 809 on your VPN server.

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