Re: Re[2]: [LARTC] Loadbalancing how to ? ? ? ?

From: Khanh Cao Van <cvkhanh@gmail.com>
To: lartc@vger.kernel.org
Subject: Re: Re[2]: [LARTC] Loadbalancing how to ? ? ? ?
Date: Tue, 05 Jul 2005 09:41:41 +0000	[thread overview]
Message-ID: <5fd642fc0507050241581d4f1d@mail.gmail.com> (raw)
In-Reply-To: <406491907.20050703202328@ire.pw.edu.pl>

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yes , I would like to findout the solution for this situation too 

On 7/5/05, hareram <hareram@sol.net.in> wrote:
> Hi
> 
> in this case merging of all links to one big pipe
> what if the one of the link fails.. its automatically detect
>  and combine rest of the links or it keep tries to send the packets  dead
> gateway
> 
> 
> for  example
> 
> if i have 3 links.. one fails.. rest 2 become one (big pipe) link right ?
> 
> or any other configuration required ?? or you given script works ??
> 
> hare
> ----- Original Message -----
> From: "Robert Kurjata" <rkurjata@ire.pw.edu.pl>
> To: "ro0ot" <ro0ot@phreaker.net>
> Cc: "Linux Advanced Routing" <lartc@mailman.ds9a.nl>
> Sent: Sunday, July 03, 2005 11:53 PM
> Subject: Re[2]: [LARTC] Loadbalancing how to ? ? ? ?
> 
> 
> > Witaj ro0ot,
> >
> > W Twoim liście datowanym 3 lipca 2005 (18:25:32) można przeczytać:
> >
> > r> Is it possible to combine the 2 or 4 ADSL line into 1 line (big pipe)?
> >
> > As I already wrote: Yes, (more or less :) with some limitations. All
> > those "blind" loadbalancing solutions have one BIG drawback - they
> > work for setups with lots and lots of concurent connections [cause
> > single connection has to use single line], and one smaller but annoying -
> > they cannot guarantee that subsequent reqests to the same host will
> > use the same source IP - home banking affected most.
> >
> >
> > r> Regards,
> > r> ro0ot
> >
> >
> > r> Robert Kurjata wrote:
> >
> >>>Witaj Cao,
> >>>
> >>>W Twoim liście datowanym 2 lipca 2005 (17:40:05) można przeczytać:
> >>>
> >>>CVK> I have 2 ADSL ad1 and ad2 , one PC for my firewall and some
> >>>CVK> deamon on it with 3 ethernet : eth0 connect to my LAN (
> >>>
> >>>This question comes and goes on this list :)
> >>>
> >>>Please read information at: http://www.ssi.bg/~ja/ , especially
> >>>http://www.ssi.bg/~ja/nano.txt
> >>>and you can try my script http://www.ssi.bg/~ja/tmp/mpath2.sh to
> >>>load balance 2 (or more - I was using 4) connections with great
> >>>success. No daemon needed :)
> >>>
> >>>There are also other solutions in list archive.
> >>>
> >>>IMHO the routing code has precedence over iptables so it chooses the
> >>>outgoing interface over which the iptables will SNAT in input routing
> >>>process. And thats why you will not see the effect in this setup (thi
> >>>interface has already been chosen). It is possible (and
> >>>reasonable) to SNAT to multiple IPs residing on one interface.
> >>>
> >>>Correct me if I'm wrong, please...:)
> >>>
> >>>
> >>>
> >
> >
> >
> >
> > --
> > Pozdrowienia,
> > Robert
> >
> > _______________________________________________
> > LARTC mailing list
> > LARTC@mailman.ds9a.nl
> > http://mailman.ds9a.nl/cgi-bin/mailman/listinfo/lartc
> >
> >
> 
> 
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> 


-- 
-------------------------------
Cao Van Khanh

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