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Date: Wed, 30 Jan 2013 18:15:05 +0400
From: Alexander Volkov <vaa@altlinux.org>
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Subject: Re: [Sysadmins] iptables prerouting postrouting
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On 2013-01-30 17:04:04 +0400, altconf@gmail.com wrote:
agc> Добрый день!
agc> ALT4
agc> Задача перенаправить через себя на 
agc> другой внешний адрес трафик.
agc> .......
agc> $IPTABLES -t nat -A PREROUTING -p TCP -s х.х.х.х --dport 3391 -j DNAT 
agc> --to-destination у.у.у.у:3391
agc> $IPTABLES -t nat -A POSTROUTING -s х.х.х.х -d у.у.у.у -o 
agc> $EXTERNAL_MAIN_IFACE -j SNAT --to-source $EXTERNAL_MAIN_ADDRESS
agc> .......
agc> Смотрю tcpdump и вижу что трафик не выходит.
agc> Подскажите что не так делаю?
FORWARD разрешен?

--
 Regards, Alexander