[CentOS] courier mail for Centos

[Giles Coochey]

On 06-12-2012 15:41, Les Mikesell wrote:
> On Thu, Dec 6, 2012 at 9:13 AM,  <m.roth at 5-cent.us> wrote:
>>
>> 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?
>
> Someone with good site and subnet-level hardware firewalling.  And a
> good feeling that all the bad guys are on the other side of the
> firewalls.

Filtering Inbound Firewalls are generally useless if the user of the 
system doesn't know what they're doing. A lot of intrusions these days 
are the result of inbound policy permitted traffic in causing someone to 
initiate an outbound connection that gets them hacked.