> > Hongwei Li said: > [snip] >> 2. /etc/squirrelmail/config.php >> $domain = 'localhost'; >> $imapServerAddress = 'localhost'; >> $smtpServerAddress = 'localhost'; >> $imapPort = 143; >> $useSendmail = true; > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > > You are trying to use sendmail not SMTP. SELinux won't let Apache use sendmail. > Then, what should I set to use smtp? just set the above to false? Also, "Francisco Penaranda" <francisco.penaranda@xxxxxxxxxxxx> said this morning that his squirrelmail works: we have the same problem in the job, but when we finish configuring the iptables the problem was solved, try stoping the iptables service for a moment and check if it works. I wonder if he uses sendmail or smtp. Hongwei Li