>Non delivery reports in RFC822 systems are a special problem when these >systems are gatewayed to X.400 systems. If you read RFC987 you will >find that Sender: is used here for another purpose in a similar way >as RFC822 misuses the field but LISTSERV should not make the situation >worse using its private interpretation of RFC822. > > >Peter How can RFC822 "misuse" a field that it defines??? Maybe you mean that it uses it in a way incompatible with X.400? --Mark