Re: Howto avoid 8BITMIME

2016-05-12 Thread Wietse Venema
Use a dummy SMTP-based after-queue content filter to force 8->7 conversion, then DKIM sign the message with the smtpd+cleanup+milter after the filter. [Sorry, no ASCII art. Responding over a verry slow 3G link] Wietse

Howto avoid 8BITMIME

2016-05-12 Thread A. Schulze
Hello, again I struggled about the 8BITMIME SMTP-Extension. The RFC - initial version published in 1993 - is not as widely adopted as one may expect. In fact even largest mailprovider do not announce 8BITMIME. That forces any RFC conforming MTA to reject or convert the message into valid 7-