[CentOS] CentOS automatically blocks port 80 out-of-the-box

Craig White craigwhite at azapple.com
Tue Apr 7 23:08:16 UTC 2009

On Tue, 2009-04-07 at 22:57 +0000, David M Lemcoe Jr. wrote:
> Maybe I just haven't installed enough distros, but the times I've installed CentOS, I've had to remember that by default, iptables is blocking inbound port 80 requests. This leads me to believe that I have a non-OS firewall error because I can ping but not http request. 
> Is there a particular reason for this? Or is it a fail on my end?
run program...


and you can select various well-known ports or just add your own 'lesser
known' port numbers.


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