Validating /etc/passwd & shadow: /usr/sbin/pwck On 8 April 2016 at 13:04, <[email protected]> wrote:
> I'm not getting a hit on "Dovecot pwck". Can you elaborate. > > Original Message > From: Mobile Phone > Sent: Friday, April 8, 2016 3:20 AM > To: Dovecot Mailing List > Reply To: [email protected] > Subject: Re: Intermittent IMAP Login failures - about 25% fail > > SOLVED: Should anyone else run into this and debugging shows no issues, > just random dovecot logins fails - there was a bad username stored. > "pwck" showed it up. > Only cost me 3 days > > On 7 April 2016 at 17:24, Timo Sirainen <[email protected]> wrote: > > > On 07 Apr 2016, at 19:02, Mobile Phone <[email protected]> wrote: > > > > > > pam(prtg.08dir,91.91.91.91): pam_authenticate() failed: Authentication > > > failure (password mismatch?) (given password: > > YesThisWasTheCorrectPassword) > > .. > > > Why it this bouncing 25% + of IMAP AUTH LOGINs? > > > > PAM said that login wasn't allowed. PAM can have all kinds of plugins > that > > can do all kinds of things. Maybe you have enabled some PAM plugin that > > denies the user's access even if the password is correct. Unfortunately > > there's no way to enable debugging for PAM. Try simplifying your PAM > setup, > > or if you can't figure out anything else switch to passdb shadow. > > > > > >
