Re: Simple question

[Martijn Lievaart <m@xxxxxxx>]

Oriol Magrané 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? Both?
>     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