* Jeroen Geilman <jer...@adaptr.nl>: > > Please don't send these redundant messages. It's a good indication of > your general messaging skills. > > > On 10/04/2010 07:56 PM, martin f krafft wrote: > >also sprach Jeroen Geilman<jer...@adaptr.nl> [2010.10.04.1822 +0200]: > >>Where, exactly ? > >The HELO greeting. > > > >>The real client IP ? That can't be trivially spoofed, and so would > >>actually BE your server. > >I have seen clients who apparently connect to my MX with the IP and > >then send the IP after HELO. > > With YOUR IP ? That's highly unlikely, to the point of unbelievability.
I've seen those as well; not from within my networks, but yes. I've seen them! -- Ralf Hildebrandt Geschäftsbereich IT | Abteilung Netzwerk Charité - Universitätsmedizin Berlin Campus Benjamin Franklin Hindenburgdamm 30 | D-12203 Berlin Tel. +49 30 450 570 155 | Fax: +49 30 450 570 962 ralf.hildebra...@charite.de | http://www.charite.de