On Friday 11 April 2014 13:58:44 Raul Hugo wrote: > I can Use variables to define IP:Port on upstreams directive? > > For example: > > upstream cluster-servers { > $server01; > $server02; > } > No, you can't. Please also note: http://nginx.org/en/docs/faq/variables_in_config.html wbr, Valentin V. Bartenev