From mboxrd@z Thu Jan  1 00:00:00 1970
From: Frederik Deweerdt <deweerdt@free.fr>
Subject: Re: creating artificial latency
Date: Sun, 18 Feb 2007 09:04:05 +0000
Message-ID: <20070218090405.GF32060@slug>
References: <995fcdb00702170042u478d6c2arf139d4f05ac6164c@mail.gmail.com>
Mime-Version: 1.0
Return-path: <netfilter-bounces@lists.netfilter.org>
Content-Disposition: inline
In-Reply-To: <995fcdb00702170042u478d6c2arf139d4f05ac6164c@mail.gmail.com>
List-Id: <netfilter.vger.kernel.org>
List-Unsubscribe: <https://lists.netfilter.org/mailman/listinfo/netfilter>,
	<mailto:netfilter-request@lists.netfilter.org?subject=unsubscribe>
List-Archive: </pipermail/netfilter>
List-Post: <mailto:netfilter@lists.netfilter.org>
List-Help: <mailto:netfilter-request@lists.netfilter.org?subject=help>
List-Subscribe: <https://lists.netfilter.org/mailman/listinfo/netfilter>,
	<mailto:netfilter-request@lists.netfilter.org?subject=subscribe>
Sender: netfilter-bounces@lists.netfilter.org
Errors-To: netfilter-bounces@lists.netfilter.org
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
To: Abdul-Wahid Paterson <abdulwahid@gmail.com>
Cc: Netfilter List <netfilter@lists.netfilter.org>

On Sat, Feb 17, 2007 at 11:42:46AM +0300, Abdul-Wahid Paterson wrote:
> It is probably not the normal thing that people would want to slow
> down packets but I have to remote sites and have a few different
> options for connecting them. There is no copper or fibre so I am
> restricted to certain wireless and satellite systems.
> 
> I know what the latency of these proposed systems would be but I need
> to make a realistic evaluation of the different systems in terms of
> using our in house applications to test what latency would be
> acceptable for users to actually work effectively.
> 
> Is there a way using iptables (or another linux method) that I can
> create artificial latency by adding say 500 msecs to each packet
> before it is forwarded?
Hi,

Google for "netem and delay".

Regards,
Frederik