Yes, I have tried these exact same settings, with the exception that we DO have a certificate so we don’t have to confirm certificate.
Jeff > On Jun 1, 2015, at 9:19 PM, voy...@sbt.net.au wrote: > > On Tue, June 2, 2015 9:27 am, SH Development wrote: >> Dovecot 2.0.9 >> >> >> I am able to connect successfully with Thunderbird, Win 8, Apple Mail, >> iPhone, iPad. >> >> Outlook Express on Win XP receives just fine, but will not send. I get a >> "Client host rejected: Access denied” message. I believe this is simply >> Postfix telling me the connection isn’t properly authenticated, as >> setting up the exact same credentials on another client (non OE) works. >> It is only with OE on XP that I am unable to send/authenticate. >> >> >> I have literally tried every combination of settings in OE and nothing >> works. What else might I need to enable to get this working? >> >> Using SSL, ports 993, 587 PLAINTEXT. > > > my OE/XP seems to work OK, set as: > > server tab: > server requires auth YES > /logon secure pass NO/ > > advanced tab: > 587 > requires secure SSL YES > > (but it ask to confirm self issued cert every time)