Postfix Install

Centos Init

curl -s https://raw.githubusercontent.com/oscm/shell/master/os/selinux.sh | bash
curl -s https://raw.githubusercontent.com/oscm/shell/master/os/etc.sh | bash
curl -s https://raw.githubusercontent.com/oscm/shell/master/os/iptables/iptables.sh | bash
curl -s https://raw.githubusercontent.com/oscm/shell/master/os/ntpd/ntp.sh | bash
curl -s https://raw.githubusercontent.com/oscm/shell/master/os/ssh/sshd_config.sh | bash

Install Postfix

curl -s https://raw.githubusercontent.com/oscm/shell/master/mail/postfix/postfix.sh | bash

MUA

# Mutt
curl -s https://raw.githubusercontent.com/oscm/shell/master/mail/mua/mutt.sh | bash

# alpine
curl -s https://raw.githubusercontent.com/oscm/shell/master/mail/mua/alpine.sh | bash

# mail command 
curl -s https://raw.githubusercontent.com/oscm/shell/master/mail/mua/mail.sh | bash