Re: tcllib mime smtp proc sends BCC mail copies as attachments



On Jan 11, 4:16 am, dhogaza <dhog...@xxxxxxxxxxxx> wrote:
rather than directly as it does to TO and CC addresses.

Does anyone here know why?

No good reason. The BCC is an indication to the MUA (not to the smtp
server). What BCC means is that you want an identical copy of the
message sent to these recipients, but the BCC info should not be part
of the message.

If you send a message to joe@xxxxxxxxxxx, from pete@xxxxxxxxxxx with a
bcc of sam@xxxxxxxxxxx, your MUA should contact your smtp server and
send the following (numbered lines are server response):

Mail From:<pete@xxxxxxxxxxx>
250 ok
Rcpt To:<joe@xxxxxxxxxxx>
250 ok
Rcpt To:<sam@xxxxxxxxxxx>
250 ok
Data
354 go ahead
To: joe@xxxxxxxxxxx
From: pete@xxxxxxxxxxx
Subject: test message

this is a test
..
250 ok
quit
221 bye

So my guess it that the MUA is not sending the data correctly to the
SMTP server, and the server is, for some reason, interpreting the BCC
header and sending a copy. So, both the MUA and the SMTP server are
messing up a little bit. With Qmail, if you send a message as above,
an additional header is added 'Delivered-To', but the email message is
identical.



.



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