ssh terminates connection

[Lowell Gilbert]

Dino Vliet <dino_vliet at yahoo.com> writes:

> Hi all,
> 
> when using ssh I encounter the following situation
> after a short moment of inactivity:
> 
> "write failed: permission denied"
> 
> Then I'm logged out and have to re-login.
> The problem is anoying because whenever I let
> postgresql for instance start a script, I can't walk
> away. 
> 
> I'm using openSSH 3.5p1 (from the ports tree) on my
> freebsd 4.10 system.
> 
> Can anyone advise me what to do to stop this?

Sounds like you're running afoul of your own firewall.  
Perhaps the session state is being timed out by the firewall or NAT
software?  

We can't really give much more of a pointer without more information...