Почта на сервер приходит, а с него ни куда написать не поучается.
сервер находится на nat, на него проброшет 25 tcp порт. В dns присутствуют записи mx.
При попытке отправить письмо (через веб интерфейс) на gmail в логе пишет:
Apr 2 18:21:49 mail postfix/smtp[3093]: connect to gmail-smtp-in.l.google.com[173.194.71.26]:25: Connection timed out
Apr 2 18:21:49 mail postfix/smtp[3092]: connect to gmail-smtp-in.l.google.com[173.194.71.26]:25: Connection timed out
Apr 2 18:21:49 mail postfix/smtp[3094]: connect to gmail-smtp-in.l.google.com[173.194.71.26]:25: Connection timed out
Apr 2 18:22:10 mail postfix/smtp[3092]: connect to alt1.gmail-smtp-in.l.google.com[173.194.64.26]:25: Connection timed out
Apr 2 18:22:10 mail postfix/smtp[3093]: connect to alt1.gmail-smtp-in.l.google.com[173.194.64.26]:25: Connection timed out
Apr 2 18:22:10 mail postfix/smtp[3094]: connect to alt1.gmail-smtp-in.l.google.com[173.194.64.26]:25: Connection timed out
Apr 2 18:22:31 mail postfix/smtp[3092]: connect to alt2.gmail-smtp-in.l.google.com[74.125.133.26]:25: Connection timed out
Apr 2 18:22:31 mail postfix/smtp[3093]: connect to alt2.gmail-smtp-in.l.google.com[74.125.133.26]:25: Connection timed out
Apr 2 18:22:31 mail postfix/smtp[3094]: connect to alt2.gmail-smtp-in.l.google.com[74.125.133.26]:25: Connection timed out
Apr 2 18:22:52 mail postfix/smtp[3092]: connect to alt3.gmail-smtp-in.l.google.com[74.125.130.26]:25: Connection timed out
Apr 2 18:22:52 mail postfix/smtp[3093]: connect to alt3.gmail-smtp-in.l.google.com[74.125.130.26]:25: Connection timed out
Apr 2 18:22:52 mail postfix/smtp[3094]: connect to alt3.gmail-smtp-in.l.google.com[74.125.130.26]:25: Connection timed out
Apr 2 18:23:13 mail postfix/smtp[3092]: connect to alt4.gmail-smtp-in.l.google.com[173.194.76.26]:25: Connection timed out
Apr 2 18:23:13 mail postfix/smtp[3094]: connect to alt4.gmail-smtp-in.l.google.com[173.194.76.26]:25: Connection timed out
Apr 2 18:23:13 mail postfix/smtp[3093]: connect to alt4.gmail-smtp-in.l.google.com[173.194.76.26]:25: Connection timed out
173.194.71.26 пингуется.
Сервер ставил на пустой debian 6 как написано
здесь.