> On 5 May 2016, at 21:03, Edgar Pettijohn <[email protected]> wrote: > > > > On 05/05/16 14:40, Chris Smith wrote: >> I configured Dovecot on our mail server under Centos 5.3 (I think) some >> while ago now (about 2 years) and, to the best of my knowledge,it had been >> working correctly all that time. >> >> However, one of the team wanted to use webmail while away from base and >> found that, although he could receive emails OK, he was unable to reply or >> send fresh emails. When he pressed Send he got a message “Authentication >> failed" in a pop-up box. >> >> He assured me that sending mail had been working and I was certain that I >> had tested that aspect when I was setting Dovecot up, at least for local >> mail. >> >> I tried to send email from my Dovecot account and had the same problem. >> >> Our MTA is sendmail and that is not configured to authenticate on outgoing >> mail, The configuration for sendmail hasn’t changed at least since the last >> update in 16 March 2015 (sendmail 8.13.8-10.el5_11). >> >> Dovecot uses php-5.5.5 in this set up. >> >> The relevant entry in /var/log/maillog when I attempt to send an email from >> Dovecot is: >> >> May 5 16:34:29 firewall dovecot: auth: Debug: auth client connected >> (pid=13001) >> May 5 16:34:29 firewall dovecot: auth: Debug: client in: AUTH 1 >> PLAIN service=imap secured lip=127.0.0.1 rip=127.0.0.1 lport=143 >> rport=51861 resp=AGNocmlzADB1dFkwdUcwNDkh >> May 5 16:34:29 firewall dovecot: auth: Debug: pam(chris,127.0.0.1): lookup >> service=dovecot >> May 5 16:34:29 firewall dovecot: auth: Debug: pam(chris,127.0.0.1): #1/1 >> style=1 msg=Password: >> May 5 16:34:29 firewall dovecot: auth: Debug: client out: OK 1 >> user=chris >> May 5 16:34:29 firewall dovecot: auth: Debug: master in: REQUEST >> 2607546369 13001 1 0bcf2e3a108cd9cd18eaff4b7de9c428 >> May 5 16:34:29 firewall dovecot: auth: Debug: passwd(chris,127.0.0.1): >> lookup >> May 5 16:34:29 firewall dovecot: auth: Debug: master out: USER >> 2607546369 chris system_groups_user=chris uid=514 gid=100 >> home=/home/chris >> May 5 16:34:29 firewall dovecot: imap-login: Login: user=<chris>, >> method=PLAIN, rip=127.0.0.1, lip=127.0.0.1, mpid=13002, secured >> May 5 16:34:29 firewall dovecot: imap(chris): Disconnected: Logged out >> bytes=11/334 >> May 5 16:34:29 firewall sendmail[13003]: u45FYTtd013003: >> localhost.localdomain [127.0.0.1] did not issue MAIL/EXPN/VRFY/ETRN during >> connection to MTA > Looks like a rainloop issue. Apparently it isn't speaking to sendmail > correctly.
You are quite correct. I had misconfigured the domain to require authentication. All is working now. Many thanks > > >> >> >> The webmail server and our mail server are the same system. The firewall is >> open for port 143. >> >> It is only send from Dovecot that fails authentication, all other outgoing >> mail is sent correctly. >> >> Does anyone have any idea where else I can look for clues as to why there is >> this behaviour? >> >> Suplementary question: what does the “Sign me” check box on the webmail log >> in page do? >> >> Many thanks. >> >> Chris
