Centos 4.2, removing sendmail and installing postfix from yum
When you order your new server. Allot of data centers run Centos server on their servers. Centos server comes complete with a compiled list of programs that you may or may not use. And If you plan on running Webmin on your server. You are going to want to remove sendmail and install postfix. The process can be done by doing the following.
The first thing we are going to do is log into SSH and remove sendmail with the following command.
#rpm -e sendmail
This will remove the sendmail instillation
Next we are going to install postfix using yum. Type the following command.
#yum install postfix
Type y to confirm
Thats all there is to it. You have now removed sendmail and installed postfix.
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