>>> Client host rejected: Access denied” This looks more like a system denial.. or could be a Blacklist denial of the host by spam filters.?
> On 2 Jun 2015, at 06:38, SH Development <listacco...@starionline.com> wrote: > > Correct me if I’m wrong, but I thought Dovecot handled client authentication, > and once authenticated handed off to postfix? > > >> On Jun 1, 2015, at 10:05 PM, Noel <noeld...@gmail.com> wrote: >> >> On 6/1/2015 6:27 PM, 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. >> >> Sounds like a problem with postfix talking to your XP client, not a >> dovecot problem. >> >> If you've changed the tls settings in postfix recently, you likely >> broke compatibility with older clients. If you need further help, >> feel free to ask on the postfix-users list. Be sure to include >> "postconf -nf" and "postconf -Mf" output, along with related log >> entries demonstrating the problem. >> http://www.postfix.org/DEBUG_README.html#mail >> >> >> -- Noel Jones >> >> >> >> >>> >>> dovecot -n as follows: >>> >>> # 2.0.9: /etc/dovecot/dovecot.conf >>> # OS: Linux 2.6.32-504.16.2.el6.x86_64 x86_64 CentOS release 6.6 (Final) >>> ext4 >>> log_timestamp = "%Y-%m-%d %H:%M:%S " >>> mail_location = maildir:/home/vmail/%d/%n/Maildir >>> mail_max_userip_connections = 50 >>> namespace { >>> inbox = yes >>> location = >>> prefix = INBOX. >>> separator = . >>> type = private >>> } >>> passdb { >>> args = /etc/dovecot/dovecot-sql.conf >>> driver = sql >>> } >>> protocols = imap pop3 >>> service auth { >>> unix_listener /var/spool/postfix/private/auth { >>> group = postfix >>> mode = 0660 >>> user = postfix >>> } >>> unix_listener auth-master { >>> mode = 0600 >>> user = vmail >>> } >>> user = root >>> } >>> ssl_ca = </etc/pki/dovecot/certs/intermediate.pem >>> ssl_cert = </etc/pki/dovecot/certs/dovecot.pem >>> ssl_key = </etc/pki/dovecot/private/dovecot.pem >>> userdb { >>> args = uid=5000 gid=5000 home=/home/vmail/%d/%n allow_all_users=yes >>> driver = static >>> } >>> protocol lda { >>> auth_socket_path = /var/run/dovecot/auth-master >>> log_path = /home/vmail/dovecot-deliver.log >>> postmaster_address = postmas...@starionhost.net >>> } >>> protocol pop3 { >>> pop3_uidl_format = %08Xu%08Xv >>> }