From mboxrd@z Thu Jan  1 00:00:00 1970
From: Abhishek Singh <aks.abhishek@gmail.com>
Subject: Re: confusion with  dport and sport
Date: Thu, 03 Sep 2009 12:52:23 +0545
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On 09/03/2009 12:08 PM, J. Bakshi wrote:
> Hello,
>
> I have found that TOS is helpful for traffic shaping. But some guide us=
e
> --sport where other use --dport the handle the same thing hence I am
> very confusd !!
> To get a good response from the ssh running on a remote server the rule=

> can be placed in the remote server can be
>
> ``````````````````
> iptables -t mangle -A PREROUTING -p tcp --dport  $SSH_PORT -j TOS
> --set-tos Minimize-Delay
> `````````````````````
>
> BUT some site do the same by replacing --dport to --sport
>
> Which one should be the right value ? Please enlighten me.
> Thanks
> --
> To unsubscribe from this list: send the line "unsubscribe netfilter" in=

> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
>
>  =20

--dport is used for destination port for which it refers to packets
coming up to your gateway/pc destined for a specific port, and --sport
is used for source port for which it refers to packets going out from
your pc destined for that port.

--=20
Abhishek Singh
FOSS Nepal Community
http://wiki.fossnepal.org



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