On Sunday, 19 September 2010 at 13:40, Brendan Cully wrote: > On Saturday, 18 September 2010 at 21:20, Michael Williams wrote: > > Hi, > > > > I'm trying to get mutt's smtp support to work with my department's new > > Exchange server. > > > > According to the current draft documentation, Thunderbird can be configured > > as follows: > > <http://www.physics.ox.ac.uk/it/email/exchange/2010/ThunderbirdSetup.htm>. > > I have confirmed that this configuration works. > > > > So, having read Kyle Wheeler's very useful post > > <http://marc.info/?l=mutt-users&m=124285017604463&w=2>, I have turned the > > Thunderbird instructions into the following smtp_url: > > > > set smtp_url="smtp://[email protected]@mail.physics.ox.ac.uk:587" > > > > With this configuration, when I send mail in mutt, the status bar says "SSL > > connection using TLSv1/SSLv3 (AES128-SHA)" (which sounds promising) then > > "Authenticating (NTLM)", then prompts me for my password. I give this, but > > after a suspiciously long delay ~10s, I get the error "SASL authentication > > failed". > > If your mutt was built with --enable-debug (mutt -v will include the > line +DEBUG if so), you can run mutt -d2 to get a trace of mutt's > conversation with the SMTP server in ~/.muttdebug0. There should be > more clues in there.
By the way, if I had to guess I'd say that the problem is that the server is advertising NTLM authentication but really only wants a plain password. You can fix this by setting smtp_authenticators="plain" in your muttrc, instead of letting SASL pick the strongest it can find.
