Many thanks for your help, but for the moment it's still not working, I would like to know what I'm doing wrong..
Site A : Adding the remote network of the Ipsec tunnel destination
Site A :
Adding the 2nd Phase 2 selectors with the SSL subnet in local y remote subnet of IPsec Tunnel in Remote
Creating the firewall policy From SSL tunnel to IPsec tunnel toward the remote site without NAT.
The route to go toward the IPsec tunnel of the remote subnet.
Site B :
Route destination toward the SSL subnet from Site A, with IPsec tunnel interface:
If you are seen something strange in my configuration, please let me know !