[CentOS] postfix

>> Can someone point me to a step by step tutorial to install a postfix 
>> toaster?
> 
> I must be getting old....you just want to install Postfix?  Here's what 
> I would do:
> 
> yum remove sendmail
> yum install postfix
> 
> Use your favorite editor to fondle /etc/postfix/main.cf to suit your 
> environment (it's well documented).
> 
> /sbin/chkconfig postfix on
> 

Thanks.