X-forwarded-for with a load balancer?

Baptiste bedis9 at gmail.com
Wed Jun 22 07:32:23 CEST 2011


What kind of LB do you use?

Usually, you can turn your load-balancer in transparent mode.
It will then present client IP to Varnish instead of using xff header.
In this mode, the varnish default gateway must be the LB.


2011/6/21 Harri Päiväniemi <harri.paivaniemi at tieto.com>:
> Hi,
> We have a varnish behind a load balancer that add's x-forwarded-for- gheader
> to give a client ip.
> How to get varnish to just forward that allready set header that it recieves
> from lb to backend instead that varnish is setting it again to lb-ip?
> Thanks.
> -hjp
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