>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