From mboxrd@z Thu Jan  1 00:00:00 1970
From: Martijn Lievaart <m@rtij.nl>
Subject: Re: Simple question
Date: Wed, 05 May 2004 19:43:51 +0200
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To: =?ISO-8859-15?Q?Oriol_Magran=E9?= <omagrane@mediapro.es>
Cc: netfilter@lists.netfilter.org

Oriol Magran=E9 wrote:

>  
>     Hello!
>     Just one question...
>     I have a firewall with the INPUT, OUTPUT and FORWARD policies set 
> to DROP, and now I want to allow connections from localhost to 
> localhost (any port). Which chains are implied here? INPUT? OUTPUT? Bo=
th?
>     How should the needed rule(s) be?
>  


This should do it:
-A INPUT -i lo -j ACCEPT
-A OUTPUT -i lo -j ACCEPT

HTH,
M4