Postfix :: Relay Email to Google Apps / Gmail
Posted by blackonsole on August 27th, 2013 12:28 PM | No Comment
:: What's Postfix
Postfix is free and open source mail transfer agent.
:: How to setup Postfix relay email to Google Apps / Gmail in CentOS 6.3
+ Setup main.cf to relay email
vi /etc/postfix/main.cf
add some configure like these:
relayhost = :587
smtp_sasl_auth_enable=yes
smtp_sasl_password_maps = hash:/etc/postfix/gmail
smtp_sasl_security_options =
smtp_sasl_tls_security_options ...
iRedMail :: Recipient address rejected: Policy Rejection
Posted by blackonsole on July 31st, 2013 11:51 PM | No Comment
:: What's iRedMail
iRedMail is an open source full-featured mail server solution provided by Linux/BSD.
:: How to fix Recipient address rejected
If you got error in mail log like:
Recipient address rejected: Policy Rejection- Please try later.;
Just remove greylist in /etc/policyd.conf
vi /etc/policyd.conf
change ...
Exim4 :: Change default port
Posted by blackonsole on November 12th, 2012 01:07 PM | No Comment
:: How to change Exim4 default port on Linux Ubuntu
+ change port
vi /etc/default/exim4
change on this line:
SMTPLISTENEROPTIONS='-oX 26:587:10025 -oP /var/run/exim4/exim.pid'
+ apply configuration
update-exim4.conf
/etc/init.d/exim4 restart
:: Link
+ Google
+ Exim4
cPanel :: How to delete Mailing Lists
Posted by blackonsole on August 3rd, 2012 11:28 PM | No Comment
:: How to delete mailing list in cpanel
o Login to cPanel
o Click Mailing Lists - delete
:: How to delete mailing lists if you cannot delete mailing lists in cPanel
o Login to server via SSH
o go to mailing lists directory
cd /usr/local/cpanel/3rdparty/mailman/lists
o ...
:: CentOS 6: Postfix and Dovecot
Posted by blackonsole on April 27th, 2012 01:48 AM | 23 Comments
:: How to installing Postfix and Dovecot on Linux CentOS
yum install postfix dovecot
chkconfig postfix on
chkconfig dovecot on
:: How to configure Postfix for Dovecot
+ configure main.cf
vi /etc/postfix/main.cf
# change or add on these line:
myhostname = mail.fileregion.com
mydomain = fileregion.com
myorigin = $mydomain
inet_interfaces = all
mydestination ...
:: Setup Attachment Size Limit on Postfix
Posted by blackonsole on December 31st, 2011 02:51 AM | 2 Comments
:: What is Postfix
Postfix is a free and open-source mail transfer agent (MTA) that routes and delivers electronic mail. It is intended as a fast, easier-to-administer, and secure alternative to the widely-used Sendmail MTA. - WikiPedia
:: How to setup attachment size limit
:: installing thunderbird 3.1.10 on linux
Posted by blackonsole on April 29th, 2011 03:14 AM | No Comment
:: download thunderbird 3.1.10 email client
# wget //mozilla.cdn.leaseweb.com/thunderbird/releases/3.1.10/linux-i686/en-US/thunderbird-3.1.10.tar.bz2
or you can download on thunderbird download page
:: installing thunderbird from source on linux
# tar -xjf thunderbird-3.1.10.tar.bz2 -C /usr/local/
:: open / running thunderbird 3.1.10
$ /usr/local/thunderbird/thunderbird
:: add thunderbird shortcut on gnome-panel
0. right-click gnome panel ...