[CentOS] Centos6 iptables startup vs. restart?

Dennis Jacobfeuerborn dennisml at conversis.de
Tue Apr 3 10:54:49 UTC 2012


On 04/02/2012 05:07 PM, Les Mikesell wrote:
> On Sun, Apr 1, 2012 at 12:43 PM, Eero Volotinen <eero.volotinen at iki.fi> wrote:
>> 2012/3/30 Les Mikesell <lesmikesell at gmail.com>:
>>> What is different about the initial startup of iptables than 'service
>>> iptables restart'  (and different from C5)?   I want to use iptables
>>> port redirection to send port 80 to 8080 so a java web service doesn't
>>> have to start as root.  On C5 it worked to give the iptables
>>> commmands, then 'iptables save', and from then on it would
>>> automatically work when iptables started after a reboot.   With C6, I
>>> have the expected entries in /etc/sysconfig/iptables and they are
>>> loaded after 'service iptables restart', but the initial startup is
>>> doing something else.
>>
>> You should use mod_proxy instead of iptables redirect? or use
>> authbind? (http://en.wikipedia.org/wiki/Authbind)
> 
> The iptables redirect works fine once the commands are loaded.  My
> problem is just that the boot-time startup isn't loading the saved
> state from /etc/sysconfig/iptables, but a subsequent 'service iptables
> restart' does - and it is something new in 6.x.
> 

Did you make sure that the service is active and that the iptables service
is actually startet on bootup?

Try "chkconfig --list iptables" to see if it is active and "chkconfig
iptables on" to activate it.

Regards,
  Dennis



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