Ruben Safir: > > > > I hope that makes some sense. But I still don't > > understand your statement that "It is hitting on port > > 587" I'm not sure what you mean by "It". > > > It means that thunderbird, outside the network, is reaching across the > internet and tickling port 587 on postfix and it doesn't care... it > still throws up a block like it was accessing port 25. Spamhause claims > it should allow this, but it doesn't It is blocked. Postfix triggers a > request to spamhaus and it returns a RBL block.
I think it is a mistake to enforce Spamhaus for clients that connect to port 578. Clients on port 25 must authenticate. Wietse