david b funk dinsytengineeringuiowaedu wed 20 feb 2008 aaron wolfe wrote quotes thread nolisting site posted response michael scheidell use bogus mx lowest priority bowie bailey would say risky put nonsmtp host primary mx nolistingorg longterm use yet yield single false positive marc perkel yes works false positives using interested technique time seems like every discussion leads group saying lose mail group saying lose mail way resolve hard see either side would misrepresent truth obviously someone wrong one thing notice certainly could wrong proponents seem actually using nolisting claiming problems whilst idea seem predicting problems rather reporting actual issues experienced aaron ok heres realworld report actual issue experienced using modified marc perkel method actually almost exactly richard frovarps setup firwalled primary open secondary 421ed tertiary got complaints one users missing mail local governmental site delivered implemented firwalled primary setup lot investigation side admin afflicted sending system turned mail server behind smart firewall would let smtp traffic going first mx record smtp stream damnd firewall making determination mail admin compliant server luck getting network admins fixchange firewall effectivly legimate mail blocked setup marc perkel says yes works false positives using means yet run kind senario doesnt know want run kind config richard frovarp found youll kind mechanism handling exceptions problem children dave funk university iowa college engineering 3193355751 fax 3193840549 1256 seamans center sys_adminpostmastercell_admin iowa city ia 522421527 include better better standard better b thu 07 aug 2008 091656 0600 ot bogus mx opinions