On 12/06/2012 10:13 AM, m.roth at 5-cent.us wrote: > John R. Dennison wrote: >> On Thu, Dec 06, 2012 at 08:42:05AM -0500, Robert Moskowitz wrote: >>> Are there existing rpms for courier mta? >> Not by any reputable repo, no. Use dovecot which is supplied by CentOS. >> >>> http://www.howtoforge.com/virtual-users-and-domains-with-postfix-courier-mysql-and-squirrelmail-fedora-14-x86_64 >> People _really_ must stop following garbage like howtoforge. This site >> inevitably advises to disable selinux and more often than not to do the >> same with your firewall. Both actions are foolhardy, at best, and >> downright reckless otherwise. > <snip> > Disabling selinux, or at least setting it to permissive, I agree with. > Turning down your firewall?! Anyone suggesting that is, IMO, either a) > clueless, or b) a malware user/vendor trying to make life easier. Can > anyone think of any other possibilities? I always have ignored turning off the firewall; it is not hard in Gnome to alter basic firewall behaviour and allow for ports like 576 (or whatever that SMTP port is; not looking it up right now). In the past, turning selinux to permissive was my first step in setup, followed by moving SSH's port. Now I leave it as is and learn how to use semanage.