From: Roger Pack <rogerpack2005@...>
Date: 2010-09-09T05:09:51+09:00
Subject: Re: Ruby executing shell commands


> When I've tried to run an 'iptables -L', it shows me 'no tty present and
> no askpass program specified'. And looking at Net-ssh API examples to
> perform shell interaction, however I can't run any example...

maybe you need to login as root, or allow your current user to sudo 
without password the iptables -L command.
-r
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