>zegrep -ic 'reject.*from unknown\[.*4tuple.*proto=smtp' maillog.0.gz >14990 > >zegrep -ic 'reject.*4tuple.*proto=smtp' maillog.0.gz >52167 > >15k proto=smtp with no PTR of 52k 4tuple/proto=smtp >Ever thought of requiring ESMTP ?
I don't know how to do that in postfix >Or is that a bad idea? on its own, probably. Len
