On Fri, 2007-05-25 at 17:48 -0400, Brian J. Murrell wrote:
> 
> This smacks of an MSS/PPPoE type problem where only full TCP segments
> get dropped.

I.e. the type of problem that "clamp_mss" was invented to solve.

> Or there is that sub-protocol that does probes of the
> connection that gets fouled up by routers doing ICMP blackholing.  I
> forget what that sub-protocol was though.  Anyone remember?

I do.  :-)  PMTU discovery.

Both of the above problems should exist with or without Shorewall's
rules installed in iptables.

b.

-- 
My other computer is your Microsoft Windows server.

Brian J. Murrell

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