On Mon, Sep 29, 2008 at 4:48 PM, Neil Sheth <nsheth at gmail.com> wrote: > Looking at the access log on the new server, I see all requests coming > from the same IP - that of the old server. Any thoughts? you need to configure the backend nginx to "trust" the header of the frontend using "set_real_ip_from" set_real_ip_from 192.168.1.0/24; etc.