VPN Error Codes Explained
A Virtual Private Network (VPN) makes protected connections called VPN tunnelsbetween a local client and a remote server, usually over the Internet. VPNs can be difficult to set up and keep running due to the specialized technology involved. When a VPN connection fails, the client program reports an error message typically including a code number. Hundreds of different VPN error codes exist but only certain ones appear in the majority of cases.
Many VPN errors require standard network troubleshooting procedures to resolve:
Many VPN errors require standard network troubleshooting procedures to resolve:
- Ensure the computer running the VPN client is connected to the Internet (or other wide area network), and that access to the outside network is working
- Ensure the VPN client has correct network settings required to work with the target VPN server
- Temporarily turn off the local network firewall to determine whether it is interfering with VPN communications. Some types of VPNs require certain network ports to be kept open
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