inactivity timeout or disconnect

[Ming-Ching Tiew]

Ming-Ching Tiew wrote:
> I am using dropbear as sshd server and dbclient as ssh client
> and I do reverse port forward between the client and the server
> ( ie it does not start shell ). That has been working.
> 
> And I want to have an activitity disconnect after certain
> period of inactivity from the client. How can I do it ?
> 

I did some search, and I have come to conclusion that
dropbear could not do it, and openssh daemon could
not do it too ! I am surprised !

Anyone as a workaround ?