SMTP flaming…

I always expect to find weird SMTP status codes… After all i dont trust Exchange MTA anymore since the greylisting bug….

But it is always amusing to find something like this (used by qmail)

25 - - 354+go+ahead+punk,+make+my+day  with reference to

This was actually caused by bad formatting  with a non RFC 821 compliant SMTP client…

If you keep in mind that this error code message may appear in NDR to a user – which may potenially be a customer – this method is not really  suited to handle noncompliance.

Author: Robin

Job Education: IT specialist system integration Job: Server Admin and Network Operator