SSH sessions MAY be idle and be killed; key exchanges happen rather
infrequently. The usual reason SSH sessions stay around is the KeepAlive
is usually turned on by either the client or server.

At 02:24 PM 5/18/2005, Richard Whalen wrote:
>Do the users with the problem have home routers? It could be that the
>routers are clearing their port translation tables after a period of
>A SSH session is never really idle as packets will be exchanged to update
>keys and such.
>The telnet socket has the keepalive option set, but the default time for
>keepalive packets to be set is after 2 hours of inactivity. You can
>control this by changing the value of the MultiNet kernel variable
>TCP_KEEPIDLE. The units are 500ms, and the default value is 14400, which
>comes to 2 hours. 10 minutes would need a value of 1200, so pick something
>lower just to be safe:

| Dan O'Reilly | "There are 10 types of people in this |
| Principal Engineer | world: those who understand binary |
| Process Software | and those who don't." |
| | |