> The MTA MUST NOT refuse to receive "MAIL From: <>".
...in an ideal world. But we are at war. He's being DoSed by abuse, and AOL is an accomplice propagating the attack to an innocent victim. choice: comply literally and eternally to RFCs and be DoSed, or damn the RFCs (the recommendation was for one domain and temporarily) and defend your MX against DoS-level abuse. Len
