2009/6/6 <mates007@centrum.cz>:
> Hello,
> I have a machine 1 with nginx as a proxy before apache, and machine2 with nginx as a proxy before apache. I am moving websites from machine1 to machine2. Because DNS still points to machine1, I need to pass traffic from machone1 to machine2 for a while.
> Everything is working fine, but in machine2 nginx log I have IP of machine1 as clients address. This is a problem because of awstats.
>
> Can please anybody advise me that I have wrong in my configuration?

Have a look at http://wiki.nginx.org/NginxHttpRealIpModule and
configure it on machine2:

#v+
set_real_ip_from outgoing_ip_address_of_machine1;
real_ip_header X-Real-IP;
#v-

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Piotr Gasidło