[CentOS] how to open a tcp port?

Eero Volotinen eero.volotinen at iki.fi
Wed Mar 3 12:36:33 UTC 2010


2010/3/3 Steve Walsh <steve at nerdvana.net.au>:
> On 03/03/2010 10:26 PM, hadi motamedi wrote:
>>
>> I issued 'iptables -L' but it is returning just the followings :
>> 'Usage: /etc/rc.d/init.d/iptables
>> {start|stop|restart|condrestart|status|panic|save}'
>> Can you please let me know why?
> Change directory out of /etc/init.d and into your homedirectory
>
> As Eero has already told you, if iptables is not running, then it cannot
> be blocking ports. Use netstat to see what ports are listening on what
> IP's, and configure your application appropriately.
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In some (rare) case selinux can also cause problems.

try to disable selinux using setenforce "0"

--
Eero


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