-R port:host:hostport - communication lost after some minutes

[Damien Miller]

On Thu, 4 Mar 2004, Peter Stuge wrote:

> On Thu, Mar 04, 2004 at 02:42:35PM +0100, Hans Schou wrote:
> > I guess I can reproduce the bug witin 15 minutes.
> 
> Then I'd guess your NAT firewall has a connection tracking timeout of,
> exactly, 15 minutes.
> 
> Use ClientAliveInterval in sshd to induce occasional traffic.

Or ServerAliveInterval in ssh (3.8+)

-d