DNS resolution failed for gateway: <gateway name:port>

If DNS resolution is failing for the gateway, follow these instructions.

Cause

This error is due to an invalid hostname.

Remedy

  • If the connection was added using a provisioning file, verify the hostname provided.
  • If the connection was added by importing an Open VPN (ovpn) file, contact your firewall administrator. They will check the SSL VPN settings on XG Firewall.