Troubleshooting AWS Client VPN
The following sections can help you troubleshoot problems that you might have with a Client VPN endpoint.
For more information about troubleshooting OpenVPN-based software that clients use to connect to a Client VPN, see Troubleshooting Your Client VPN Connection in the AWS Client VPN User Guide.
Common problems
- Unable to resolve the Client VPN endpoint DNS name
- Traffic is not being split between subnets
- Authorization rules for Active Directory groups not working as expected
- Clients can't access a peered VPC, Amazon S3, or the internet
- Access to a peered VPC, Amazon S3, or the internet is intermittent
- Client software returns TLS error
- Client software returns user name and password errors — Active Directory authentication
- Client software returns user name and password errors — federated authentication
- Clients cannot connect — mutual authentication
- Client returns a credentials exceed max size error — federated authentication
- Client does not open browser — federated authentication
- Client returns no available ports error — federated authentication
- VPN connection terminated due to IP mismatch
- Routing traffic to LAN not working as expected
- Verify the bandwidth limit for an endpoint
