[Server-devel] pppd restarting mysteriously

[Joshua N Pritikin]

On Fri, Jul 24, 2009 at 05:11:32PM +1000, James Cameron wrote:
> On Fri, Jul 24, 2009 at 12:00:49PM +0530, Joshua N Pritikin wrote:
> > The question is, what to change in /etc to make the change permanent?
> 
> For Fedora, I don't yet know.  For Debian and Ubuntu, the usual method
> is a tiny script added to /etc/ppp/ip-up.d that adds the iptables rule
> as soon as the connection is made.  Another script in /etc/ppp/ip-down.d
> can remove it, if the connection is only occasional.  pppd can call a
> script or set of scripts on connection.

Yah, possible. Also, my testing indicates that the iptables rule can be 
added prior to the interface existing. Food for thought.