remove duplicate rules
Oleg A. Arkhangelsky
sysoleg at progtech.ru
Sat Nov 26 13:55:08 CET 2005
Saturday, November 26, 2005, 3:39:14 PM, you wrote:
ap> same iptables. I want to stop this , if the same rule exists the iptables
ap> should give some error or should add the same rule again .
ap> Please help me .
I think you should manually check the existence of possible
duplicate before adding rule. Also you can do somethig like:
iptables -D INPUT -d 192.168.0.2/32 -i eth1 -j DROP
iptables -A INPUT -d 192.168.0.2/32 -i eth1 -j DROP
Then you will never get duplicates.
But the first way is more correct.
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