This section includes some hints and tips that may assist you when you encounter a problem. We recommend that you set up logging from the start.
Logs are very useful in determining what is going on with the filters and tunnels.
The tunnel you requested to activate is already active or you have colliding SPI values. Check to see if the SPI values for the failing tunnel match any other active tunnel. Each tunnel should have its own unique SPI values. Tunnel activation for IP Version 4 not performed. You have not made the IP Security device available.