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SquirrelMail Configuration Easy Steps (SquirrelMail + Sendmail + Apache On RedHat/CentOS/Fedora) This tutorial explains how you can install and configure SquirrelMail on a RedHat/CentOS/Fedora based mail server which uses Sendmail and Apache. Scenario: Primary Mail Server: MailForMe (192.168.0.14) Domain Name: abc.com Trusted IP Pool: 192.168.0.0/24 Note: Replace domain name and system name and IP according to your scenario. Prerequisites: 1. DNS is configured with proper MX record. 2. All necessary packages/ softwares are installed. Step 1: Configure all service to start at boot time. chkconfig sendmail on chkconfig httpd on chkconfig dovecot on Step 2: Configure /etc/hosts file. In this scenario /etc/hosts file should look like this: 192.168.0.14 MailForMe www.abc.com Step 3: Outgoing Mail Server Configuration (Sendmail): Open /etc/mail/sendmail.mc file and change the following two lines. From: DAEMON_OPTIONS(`Port=smtp,Addr=127.0.0.1, Name=MTA')dnl ...

This howto explains how to setup postfix with features such as tls encryption, smtp auth, co ntent filtering, spam protection, virus protection and grey listing. This howto uses postfix, amavisd-new, spam assassin, clamav and sqlgrey. Most of which are in Fedora Extras. Work is also being done to make sure all are in Fedora Extras soon. Applicable to Fedora Versions Fedora Co re 5+ Requirements Mail servers rely on port 25 (tcp) to send and receive mail. It is also helpful to have a static IP address, however, it is not needed with todays offerings for dynamic DNS services. Some providers don't allow port 25 but this is mainly just restricted for "residential" lines. It is always good to keep Fedora updated and this howto assumes you are updated and running the latest versions for your release. Port 25 inbound Updated Fedora Co re Assumptions Made in HowTo Thi...