[lvs-users] LVS-DR on default gateway

Michael Ben-Nes michael at epoch.co.il
Wed Jan 20 15:57:25 GMT 2010


Hi Keijser,

Is there problem with the way RedHat suggest?
http://www.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/5.4/html/Virtual_Server_Administration/s1-lvs-direct-VSA.html#s2-lvs-direct-arptables-VSA

Miki

On Wed, Jan 20, 2010 at 4:03 PM, L.S. Keijser <leon at linux.nl> wrote:

> Hi Dennis,
>
> On Wed, 2010-01-20 at 14:08 +0100, Dennis J. wrote:
> > Hi,
> > I'm trying to set up a couple of realservers behind a
> > gateway/router/firewall and would like to put the LVS-DR config on that
> > machine too. In another setup I'm already running LVS-DR but there the
> > director is not sitting between the client and the realservers.
> > I've read the documentation and googled around and found that the
> > director/gateway combination only works with patches applied and some
> > additional non-standard configuration steps.
> > What I'm wondering is if there is an easier way to accomplish this now?
> The
> > references I found on the web go all the way back to 2001 and talk about
> > 2.2 and 2.4 kernels so I'm not sure if the patches/hacks to make this
> work
> > are still valid or if there is an easier way to accomplish this nowadays?
>
> I assume by all this you mean solving the ARP problem. If so, take a
> look at this section of the HOWTO which is specific on 2.6 kernels:
>
>
> http://www.austintek.com/LVS/LVS-HOWTO/HOWTO/LVS-HOWTO.arp_problem.html#2.6_arp
>
> In a nutshell: you don't need to patch anything, just set some proc
> values and bring up a loopback device (in that order).
>
> --
> Léon
>
>
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