Noah McNallie <n0ah@n0ah.org> wrote:
quoted text
> 
> just as the topic describes.
>
Probably better to post this to netdev?

quoted text
> I'm currently doing SNAT to force some destination tcp ports to be routed  
> through a specific route rather than the default route. To accomplish this  
> I mark thoes packets with iptables, use 'ip' to specify marked packets via  
> the specified route, and then use iptables to change their source address.
> 
SNAT'ing locally sourced traffic?  That's pretty nasty.

Look into using 'ip rule' and a second routing table.

http://lartc.org/howto/lartc.rpdb.html

You will still need use iptables/MARK to do L4 (tcp/udp/etc) policy 
routing though, however now you can dump the ugly SNATing.

Cheers

-- 
Alexander Clouter
.sigmonster says: Where do your SOCKS go when you lose them in th' WASHER?

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