>> How do I set it? Is it better solution then the idletimeout ? See https://github.com/apache/mina-sshd/blob/master/docs/client-setup.md#keeping-the-session-alive-while-no-traffic
Also: https://github.com/apache/mina-sshd/blob/master/docs/client-setup.md#running-a-command-or-opening-a-shell
