> and then that's PART of the MTA. Otherwise, it's an add-on > of some sort. > Given that the point I was making was about capabilities *included* in > the MTA, and given that I *said* you could add on such functions, it's > kind of silly to try to confuse the issue in this manner.
CommuniGate Pro supports time limited blacklisting, at least for Ips it blacklists itself based on protocol violations & c.