Re: [LARTC] Traffic Shaping - Sahil Gupta

From: Sahil Gupta - NET4U <sahil@sahil.net.nz>
To: lartc@vger.kernel.org
Subject: Re: [LARTC] Traffic Shaping
Date: Tue, 25 Dec 2001 12:34:48 +0000	[thread overview]
Message-ID: <marc-lartc-100928368820829@msgid-missing> (raw)
In-Reply-To: <marc-lartc-98373940416818@msgid-missing>

BTW, which Howto are you referring to?

Regards,

Sahil Gupta
NET4U Limited

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On Tue, 25 Dec 2001, bert hubert wrote:

> On Wed, Dec 26, 2001 at 01:04:32AM +0000, Sahil Gupta - NET4U wrote:
> > Hello everybody,
> > I own a small ISP in New Zealand and have recently purchased additional
> > bandwith for telehousing customers.  Currently all of them connect through
> 
> 'telehousing' = 'colocating'?
> 
> > to the Cisco Router, what I wanted to do was to have a linux gateway on
> > the network which could basically run Traffic Shaping etc.  and then
> > assign the Cisco Router's Ethernet Interface a Local Network I.P. only
> > telnettable by the Gateway.
> > 
> > Does anybody know what the best way to do this is?  
> 
> You just described it. First configure the Linux box with two network
> interfaces. Make a tiny subnet between your cisco and the Linux machine, and
> assign both the cisco and the linux machine an ip address in that subnet.
> May even be a point-to-point route.
> 
> Then assign the 'inner' interface of your linux machine the former address
> of your Cisco, so all customers talk to it automatically. 
> 
> Make sure you have routing enabled, and have compiled in all funky shaping
> things. Now hook it up and do nothing, just let it sit there to see if it
> works as it should.
> 
> And then the fun begins!
> 
> You can also run a 'proxy arp' bridge without any configuration changes on
> either the Cisco or the telehousing customers. See the HOWTO for details.
> You can also run a real bridge (also see the HOWTO), but currently that
> means that you lose the ability to use iptables on your bridge.
> 
> That will change soon, however.
> 
> Regards,
> 
> bert
> 
> -- 
> http://www.PowerDNS.com          Versatile DNS Software & Services
> http://www.tk                              the dot in .tk
> Netherlabs BV / Rent-a-Nerd.nl           - Nerd Available -
> Linux Advanced Routing & Traffic Control: http://ds9a.nl/lartc
> 

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