From: Abhishek Singh <aks.abhishek@gmail.com>
Cc: netfilter@vger.kernel.org
Subject: Re: confusion with dport and sport
Date: Thu, 03 Sep 2009 12:52:23 +0545 [thread overview]
Message-ID: <4A9F6B2B.2020805@gmail.com> (raw)
In-Reply-To: <4A9F60EE.60908@infoservices.in>
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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 use
> --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
> --
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>
>
--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.
--
Abhishek Singh
FOSS Nepal Community
http://wiki.fossnepal.org
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prev parent reply other threads:[~2009-09-03 7:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-03 6:23 confusion with dport and sport J. Bakshi
2009-09-03 7:07 ` Abhishek Singh [this message]
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