Outlook ignores the SMTP spec by not enclosing the e-mail addresses in angle brackets (although microsoft blames "older mail server systems"):
http://support.microsoft.com/support/kb/articles/Q197/4/17.ASP?LN=EN-US&SD=gn&FR=0 Djb did a workaround for this (stupid RFC ignorant clients) on qmail version 1.03, install it. Thus spake Robert Ruzbacky, on Mon, Jul 02, 2001 at 08:59:28PM +1000: > Currently I am having a problem with qmail. Our users are getting the > following error when sending mail via SMTP: > > > "No transport provider was available for delivery to this recipient" > > The client they are using is Microsoft Outlook. I can send via Outlook > express, and it works fine on my machine. I check the qmail logs, but cannot > find any bounce message. The error bounces back to the user with systems > administrator as the user. With Microsoft Outlook, internet email is enabled > as well as Microsoft Mail (the old win3.11 pop system) for internal mail. > > Any ideas? I am running a debian 1.3 server with qmail being v1.02. > > > Thanks > > Rob.. > > -- Jose Celestino <[EMAIL PROTECTED]> --------------------------------- "Existence takes is toll, extinction unfolds, The Colossus falls back from its threshold" -- Borknagar - Colossus