Serious Postfix weirdness

Joerg Sonnenberger joerg at
Fri Nov 14 02:59:13 PST 2008

On Fri, Nov 14, 2008 at 08:15:04PM +1100, Petr Janda wrote:
> Supposedly the problem here is that the sending machine has got a firewall 
> in front of it thats blocking ICMP MUST FRAGMENT.

Is net.inet.tcp.path_mtu_discovery=1?


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