Thanks for your answers, enclosed my answer.
In the online help :
All image for example the image before note have this type URL :
The image is not display.
I know that feature must be test but I would like to know when NAT will appear since the initial message indicate end of july, just to know if it will be in few weeks or in next year ? Is it possible to have a beta version for evaluation ?
I would like to add or remove rule based on specific event on our system externaly this why I want to use the API, is there anyone exists ?
I will look for your answer.