On Fri, May 04, 2007 at 09:38:12PM +0300, Zdravko Stoychev wrote: > Hi all! Currently qmail-ldap behaviour is this: > > "550 sorry, I don't accept bounce messages with more than one recipient. > Go read RFC2821. (#5.7.1)" > > But reading RFC 2821 we see this: > > However, the SMTP server MUST compose and send an > > "undeliverable mail" notification message to the originator of the > > message. > > > > A single notification listing all of the failed recipients or > > separate notification messages MUST be sent for each failed > > recipient. For economy of processing by the sender, the former is > > preferred when possible. > Also, reading RFC 821: > > But, the receiver-SMTP must > > compose and send an "undeliverable mail" notification > > message to the originator of the message. Either a single > > notification which lists all of the recipients that failed > > to get the message, or separate notification messages must > > be sent for each failed recipient > Any comments, please. >
A bounce is always a response to a previous mail. If you can show me how to issue multiple "MAIL FROM" commands in SMTP and compose a message with multiple originators I may reconsider this. The empty envelope from is special and may only be used for bounce messages. -- :wq Claudio
