PEAR – PHP Extension and Application Repository, PEAR is a framework and distribution system for reusable PHP components. The mail() function is using for sending emails from a php script. This is the most simplest way to send emails from a server and also its not secure process. Here, CryBit going to explain the steps to install php-pear on a CentOS or RHEL based server.
The mail sending scripts will shows some errors or warning while sending emails due to the absence of mail function [mail()].
Step 1 : Check PhPear is already installed or not
rpm -qa|grep php-pear
If it is not installed on the server, please install it by executing the following command from the server CLI (Command Line Interface).
yum install php-pear
Test whether it’s installed correctly
rpm -qa|grep php-pear php-pear-1.4.9-8.el5
Step 2 : Install Php-mail extension by executing the following command;
pear install Mail
Step 3 : Restart web-server
service httpd restart
Let me know if you have any questions.