Am 14.12.2013 17:44, schrieb JEWEL AHMMED: > I flow the tutorials... Forget about tutorials. They tell only a very small part of the story, mostly without any explanation why a specific setup is chosen. > But, I can't success.. :( > > Please check this links: [ ... ] > Please tell me which is good ? > & Do I need to change any command or step? > I want to use mail client for sending & receiving mail Eg. Thunderbird ( > SMTP, IMAP, POP3 ) Use the software's original documentation: http://www.postfix.org/documentation.html http://wiki2.dovecot.org If you have no concept about what you are doing to achieve your goal, then you should get good books which explain the basics. Setting up a mailserver (MTA and mail storage/access server) is a tough job these days because all the things involved (DNS, SSL, DKIM, SPAM fighting technics) and having a good knowledge about the various RFCs. Alexander