I tried 2222 and 22222 port: Same behavior.
Anyway, it's not a port issue because the server is responding to the ssh-client, asking for password.
I found this workaround :
https://www.mobileread.com/forums/sh...d.php?t=159636
Now i have ssh access, very limited, not root, for example ping is not allowed, but enough for sending files remotely.