How to raise a mail server with exim, dovecot, roundcube?

Question

Exim

Please tell me how to install mail server on ubuntu 14.04 using exim + dovecot + roundcube and spamassassin.

Answer 1

Catch
nixtalk.com/exim_dovecot
trac.roundcube.net/wiki/Howto_Install
www.grosseosterhues.com/2011/12/configure-spamassa...
It would also be nice to write to the Google moderators to unban you from it.

Answer 2

Put www.iredmail.org in a container and see the settings it will generate.
Then either continue to use it, or use it as a reference.