Common VPN errors and how to fix them?

VPN errors can be frustrating and can prevent you from having a smooth and secure online browsing experience. In this article, we will discuss the most common VPN errors and provide you with effective solutions to fix them. Whether you are facing issues with connection errors, invalid username/password messages, security problems, or configuration problems, we have got you covered.

Common VPN errors and how to fix them?

Key Takeaways

  • Understanding common VPN errors is crucial for troubleshooting.
  • Connection errors can be resolved by checking network connections and updating router firmware.
  • Invalid username/password errors can be fixed by ensuring correct credentials and using PPTP settings.
  • Configuration problems can be resolved by using monitoring tools like PRTG.
  • Firewall settings often cause VPN errors and can be resolved by updating firewall rules.

VPN Error Code 800 or error message “Unable to establish connection”

VPN Error Code 800 is a common error message that indicates the inability of the VPN client to establish a connection with the server. This error is often caused by network connection problems or incorrect VPN client settings.

To fix VPN Error Code 800 and establish a successful connection, follow these steps:

  1. Check your network connection: Ensure that you have a stable and reliable internet connection. You can try restarting your router, modem, or switch to troubleshoot any network issues.
  2. Update your router firmware: Outdated router firmware can sometimes cause connection problems. Visit your router manufacturer’s website for instructions on how to update the firmware to the latest version.
  3. Verify the settings of your VPN client: Double-check the VPN client settings to ensure that they match the recommended configuration provided by your VPN service provider. Pay attention to details such as server address, protocol selection, and authentication settings.

If you have followed these steps and are still unable to establish a connection, consider using a reliable monitoring tool like PRTG to help identify and resolve VPN errors more efficiently.

VPN Error Code 691 or error message “Access denied because username and/or password is invalid”

VPN Error Code 691 occurs when the username or password entered for the VPN connection is invalid. It can be frustrating to encounter this error, but there are steps you can take to fix it and regain access to your VPN.

  1. Ensure that you are entering the correct credentials: Double-check the username and password you are using for the VPN connection. Make sure there are no typos or case-sensitive errors. Even a small mistake can result in an “access denied” message.
  2. Use the PPTP password instead of your account password: Some VPN providers require a different password for the VPN connection. This is often referred to as the PPTP password. Make sure you are using the correct password for the VPN connection. You can find the PPTP settings in the VPN control panel.
  3. Check for any additional authentication requirements: In some cases, VPN connections may require additional authentication methods such as two-factor authentication. Make sure you have completed all the necessary steps to authenticate your connection.

If you have followed these steps and the error persists, it may be necessary to contact your VPN provider’s customer support for further assistance. They can help troubleshoot the issue and provide specific instructions to resolve the error.

fix VPN Error Code 691

By following these troubleshooting steps, you can fix VPN Error Code 691 and regain access to your VPN connection. Remember, ensuring the accuracy of your credentials and using the correct password are crucial for a successful connection. If you continue to experience issues, reaching out to your VPN provider’s customer support should be your next step.

VPN Error Code 633 or error message “The modem or other connecting device is either already in use or not appropriately configured”

VPN Error Code 633 is an indication of an issue with the connecting VPN device, such as a modem. This error commonly occurs when the device is already in use or when it is not configured correctly. Resolving this error is crucial to establish a successful VPN connection.

Here are some steps you can take to fix VPN Error Code 633:

  1. Use the built-in diagnostic tool: Most operating systems offer a diagnostic tool to repair connectivity issues. Running this tool can help identify and resolve the problem with your VPN device.
  2. Restart Remote Access Connection Manager service: Restarting the Remote Access Connection Manager service can help refresh the connection setup and resolve any conflicts or errors.
  3. Reboot your system and VPN connection: Sometimes, a simple system reboot can resolve connection issues. Restart your computer and try connecting to the VPN again.

Using a reliable monitoring tool like PRTG can significantly assist in identifying and resolving such connection problems effectively. By monitoring your VPN connection, you can proactively address configuration issues or device conflicts, ensuring a seamless browsing experience.

Remember, fixing VPN Error Code 633 is essential for establishing a secure and uninterrupted VPN connection. By following the steps mentioned above and utilizing monitoring tools like PRTG, you can resolve any issues with your modem or other connecting devices and enjoy a seamless browsing experience.

VPN Error Code 412 or error message “The remote peer is no longer responding”

VPN Error Code 412 is a common issue encountered by Cisco VPN clients. This error indicates that the network connection has failed, leading to the disconnection of your VPN. The error message “The remote peer is no longer responding” may appear when this error occurs.

This error is often caused by a firewall that is blocking the VPN connection. Firewalls are security measures designed to filter and monitor network traffic. In some cases, the firewall settings may interfere with your VPN connection, preventing it from establishing a successful connection.

To fix VPN Error Code 412 and resolve the issue of the remote peer not responding, it is important to ensure that there are no interferences with your network connection. You can start by checking your firewall settings and updating them to allow the VPN connection.

An effective method to resolve this error is by adjusting the firewall settings to allow the appropriate VPN protocols and ports. By doing so, you can ensure that the necessary network traffic for the VPN connection is permitted through the firewall, allowing you to establish a successful connection with the remote peer.

Here are some steps you can follow to fix VPN Error Code 412:

  1. Access your firewall settings or security software configuration.
  2. Look for any specific rules or settings related to VPN traffic.
  3. Add an exception or rule to allow the VPN protocol and the specific ports required by your VPN client.
  4. Save the changes and restart your VPN client.

By following these steps, you can ensure that your firewall is not blocking the VPN connection and resolve the issue of the remote peer not responding. This will allow you to establish a stable and secure VPN connection without experiencing VPN Error Code 412.

Remember, it is important to consult the documentation or contact your IT support if you are unsure about making changes to your firewall settings. They can provide you with the necessary guidance to properly configure your firewall and resolve the VPN Error Code 412.

VPN Error Code 720 or error message “No PPP control protocols configured”

VPN Error Code 720 is a common error that occurs when the client lacks the necessary protocol support to communicate with the server. This often happens due to corrupted miniports. To fix this error, you have several options:

  1. Uninstall the miniport client adapters: Removing the corrupted miniport adapters can help fix the error. To do this, go to the Device Manager, locate the miniport adapters under Network Adapters, right-click on each one, and select Uninstall. Restart your computer after completing the uninstallation process.
  2. Scan for hardware changes: After uninstalling the miniport adapters, perform a scan for hardware changes. This will prompt your computer to detect and install new miniport adapters. Again, restart your computer after the installation.
  3. Reset network settings: Resetting your network settings can also resolve the VPN Error Code 720. To do this, open Command Prompt as an administrator and type the following commands: netsh int ip reset, netsh winsock reset, and netcfg -v -u sshosp.dll. Restart your computer after executing these commands.
  4. Reinstall miniports: If the error persists, you may need to reinstall the miniport adapters manually. To do this, go to the Device Manager, click on Action in the top menu, and select Add legacy hardware. Follow the on-screen instructions to install the miniport adapters. Restart your computer once the installation is complete.

Using a monitoring tool like PRTG can greatly assist in identifying and resolving VPN errors more efficiently. It provides real-time network monitoring and helps pinpoint potential issues for timely troubleshooting.

VPN Error Code 809 or error message “The remote server is not responding”

VPN Error Code 809 occurs when the network connection between the VPN server and your computer cannot be established. This error can be caused by blocked ports due to firewall/router settings.

To fix VPN Error Code 809, follow these steps:

  1. Access your firewall/router settings.
  2. Enable the necessary ports. This typically includes the PPTP port or L2TP/IKEv2 ports.
  3. Save the changes and restart your VPN client.

If the error persists, consider using a VPN monitoring tool like PRTG. This tool can help you troubleshoot and identify connection problems more effectively, ensuring a smooth and uninterrupted VPN experience.

fix VPN Error Code 809 image

With these steps, you can resolve VPN Error Code 809 and establish a successful connection to the remote server. Enjoy a secure and reliable VPN experience without any interruptions.

VPN Error Code 619 or error message “A connection to the remote computer could not be established”

VPN Error Code 619 is a common issue that occurs when a connection to the remote computer cannot be established. This error message often appears when there are firewall or port configuration problems that prevent the VPN client from connecting to the remote computer.

To fix VPN Error Code 619, follow these steps:

  1. Ensure that only one VPN client is active and disable any other active connections. Having multiple VPN clients or active connections can result in conflicts and connection issues.
  2. Check your firewall settings and disable or adjust them if necessary. Firewalls can sometimes block VPN connections, so ensuring that the appropriate ports are open can resolve the error.
  3. If the problem persists, you can try uninstalling and reinstalling the VPN client settings. This can help reset any configuration issues that may be causing the error.

Resolving VPN Error Code 619 will enable you to establish a successful connection to the remote computer, allowing you to browse the internet securely and access resources on the network. By following these steps, you can overcome this common VPN error and enjoy a seamless VPN experience.

Conclusion

In summary, dealing with VPN errors can be frustrating, but fortunately, most issues can be resolved with some troubleshooting. By familiarizing yourself with the common VPN errors and following the recommended solutions, you can ensure a smooth and secure VPN connection.

Whether you’re facing connection errors, invalid username/password messages, or configuration problems, the key is to stay patient and focused. Take the necessary steps to check your network connection, update settings, and verify credentials. Remember to use the PPTP password instead of your account password for authentication.

Additionally, consider incorporating a reliable monitoring tool like PRTG into your VPN setup. This can help you identify and resolve errors more efficiently, ensuring optimal performance and a hassle-free experience.

In conclusion, with the right knowledge and tools at your disposal, you can overcome VPN errors and enjoy a seamless online browsing experience. Don’t let these issues discourage you – take the necessary steps to fix VPN errors and enjoy the benefits of a secure and reliable VPN connection.

FAQ

Q: What is VPN Error Code 800 or the error message “Unable to establish connection”?

A: VPN Error Code 800 indicates the inability of the VPN client to establish a connection with the server. This error is often caused by network connection problems or incorrect VPN client settings.

Q: How can I fix VPN Error Code 800 or the error message “Unable to establish connection”?

A: To fix VPN Error Code 800, you can check your network connection, update your router firmware, and verify the settings of your VPN client. Using a reliable monitoring tool like PRTG can also help you identify and resolve VPN errors more efficiently.

Q: What is VPN Error Code 691 or the error message “Access denied because username and/or password is invalid”?

A: VPN Error Code 691 occurs when the username or password entered for the VPN connection is invalid.

Q: How can I fix VPN Error Code 691 or the error message “Access denied because username and/or password is invalid”?

A: To fix VPN Error Code 691, ensure that you are entering the correct credentials and that you are using the PPTP password instead of your account password. You can find the PPTP settings in the VPN control panel. If the error persists, contacting your VPN provider’s customer support for assistance may be necessary.

Q: What is VPN Error Code 633 or the error message “The modem or other connecting device is either already in use or not appropriately configured”?

A: VPN Error Code 633 indicates that there is an issue with the connecting VPN device, such as a modem. This error can occur if the device is already in use or if it is not configured correctly.

Q: How can I fix VPN Error Code 633 or the error message “The modem or other connecting device is either already in use or not appropriately configured”?

A: To resolve VPN Error Code 633, you can use the built-in diagnostic tool to repair the connection, restart the Remote Access Connection Manager service, or reboot your system and VPN connection. Using a monitoring tool like PRTG can also help you identify and resolve such connection problems more effectively.

Q: What is VPN Error Code 412 or the error message “The remote peer is no longer responding”?

A: VPN Error Code 412 commonly occurs with the Cisco VPN client and indicates that the network connection has failed, causing the VPN connection to be disconnected.

Q: How can I fix VPN Error Code 412 or the error message “The remote peer is no longer responding”?

A: To fix VPN Error Code 412, ensure that there are no interferences with the network connection, such as firewall settings. Updating your firewall settings to allow the VPN connection can help resolve the issue.

Q: What is VPN Error Code 720 or the error message “No PPP control protocols configured”?

A: VPN Error Code 720 indicates that the client does not have sufficient protocol support to communicate with the server, often due to corrupted miniports.

Q: How can I fix VPN Error Code 720 or the error message “No PPP control protocols configured”?

A: To fix VPN Error Code 720, you can uninstall the miniport client adapters, scan for hardware changes to install new miniport adapters, or reset your network settings. Reinstalling miniports may also be necessary. Using a monitoring tool like PRTG can help you identify and resolve VPN errors more efficiently.

Q: What is VPN Error Code 809 or the error message “The remote server is not responding”?

A: VPN Error Code 809 occurs when the network connection between the VPN server and your computer cannot be established.

Q: How can I fix VPN Error Code 809 or the error message “The remote server is not responding”?

A: To fix VPN Error Code 809, you can enable the necessary ports (PPTP port or L2TP/IKEv2 ports) in your firewall/router settings. If the error persists, using a VPN monitoring tool like PRTG can help you troubleshoot and identify connection problems more effectively.

Q: What is VPN Error Code 619 or the error message “A connection to the remote computer could not be established”?

A: VPN Error Code 619 often occurs when a firewall or port configuration prevents the VPN client from establishing a connection to the remote computer.

Q: How can I fix VPN Error Code 619 or the error message “A connection to the remote computer could not be established”?

A: To fix VPN Error Code 619, ensure that only one VPN client is active and disable any other active connections. Additionally, you can check your firewall settings and disable or adjust them if necessary. Uninstalling and reinstalling the VPN client settings may also resolve the issue.

Q: How can I fix VPN errors?

A: VPN errors can be frustrating, but with the right knowledge and troubleshooting steps, most VPN errors can be resolved. By understanding the common VPN errors and their solutions, you can ensure a smooth and secure VPN connection. Following the recommended steps mentioned for each specific error can help you overcome these challenges. Remember, using a reliable monitoring tool like PRTG can enhance your VPN performance and help you identify and resolve errors more effectively.