How to Fix SonicWall NetExtender Error: "The Server is Not Reachable"

If you encounter the error message "The server is not reachable. The server may be down or your internet settings may be down" while using SonicWall NetExtender, follow this troubleshooting guide to diagnose and resolve the issue.

1. Check Your Internet Connection

Before troubleshooting NetExtender, ensure that your internet connection is working properly:

• Open a web browser and visit any website (e.g., google.com).
• If you cannot access the internet, restart your router or switch to a different network.
• Run the following command in Command Prompt (CMD) to check connectivity to the VPN server:

  ping <VPN Server IP or Hostname>
  

  If there is no response, the VPN server may be down or inaccessible.

2. Verify VPN Server Address

• Double-check the VPN server IP address or hostname you are using in NetExtender.
• If connecting via a hostname, try using the direct IP address instead.

3. Restart NetExtender & Your Device

• Close the NetExtender application completely.
• Restart your computer and try reconnecting.
• On Windows, run NetExtender as an Administrator by right-clicking the application and selecting Run as Administrator.

4. Check VPN Server Status

• If possible, confirm with others that the VPN is online ande working.
• Contact your IT administrator to confirm whether the VPN server is online and operational.

Need More Help?

If you're still experiencing issues:

• Confirm with your IT administrator whether the VPN server is online.

By following these steps, you should be able to resolve the NetExtender "server not reachable" error and restore VPN connectivity. If you have any additional questions, feel free to leave a comment or contact your IT support team.