[vpnc-devel] A possible cause of vpnc disconnect

[Brian Downing]

On Tue, Jul 25, 2006 at 06:23:45AM +0200, Joerg Mayer wrote:
> The following is pure speculation: Maybe the "connections" through your
> NAT router time out after a short time without packets being sent in
> both directions and maybe the cisco client send keepalives or some other
> stuff often enough to avoid this timeout? 

I'm not sure it will help with this particular problem, but I sent a
patch to this list back in January that does just this (i.e. supplies a
--nat-keepalive option to send NAT-Keepalive packets as specified in the
RFC).  This was required to get vpnc to work with my touchy NAT setup.

-bcd
-- 
*** Brian Downing <bdowning at lavos dot net>