http://www.petri.co.il/preventing_exchange_2000_2003_from_relaying.htm … Read more Infos zum Plugin Schutz vor OPEN Relay SPAM Exchange 2000 / 2003
http://www.petri.co.il/preventing_exchange_2000_2003_from_relaying.htm … Read more Infos zum Plugin Schutz vor OPEN Relay SPAM Exchange 2000 / 2003