Sat Jan  6 15:54:53 2018 mail.warn postfix/smtpd[4701]: warning: SASL: Connect to private/auth failed: No such file or directory
Sat Jan  6 15:54:53 2018 mail.crit postfix/smtpd[4701]: fatal: no SASL authentication mechanisms
Sat Jan  6 15:54:54 2018 mail.warn postfix/master[1836]: warning: process /usr/libexec/postfix/smtpd pid 4701 exit status 1
Sat Jan  6 15:54:54 2018 mail.warn postfix/master[1836]: warning: /usr/libexec/postfix/smtpd: bad command startup -- throttling
Sat Jan  6 16:22:48 2018 mail.crit dovecot: auth: Fatal: Support not compiled in for passdb driver 'pam'
Sat Jan  6 16:22:48 2018 mail.err dovecot: master: Error: service(auth): command startup failed, throttling for 60 secs
Sat Jan  6 16:22:48 2018 mail.info dovecot: pop3-login: Disconnected: Auth process broken (disconnected before auth was ready, waited 0 secs): user=<>, rip=192.168.167.119, lip=192.168.167.60, session=<WZs1RRdiJADAqKd3>

(Last edited by 306978146 on 8 Jan 2018, 08:50)

private/auth  how can i do
Support not compiled in for passdb driver 'pam what is it?

I think you have give us some more informations. Did you really install dovecot/postfix on a router? Which one und which OpenWrt version?

(Last edited by rj-45 on 8 Jan 2018, 10:08)

/chaos_calmer/15.05/x86/64

yes i'm really install postfix+dovecot ,you can see the error message.

maybe this helps:
https://www.howtoforge.com/postfix-dove … -directory