Nope, Doesn't work. It is still error.
2018/02/13 02:37:29 [error] 1680#0: *4845 upstream timed out (110: Connection timed out) while reading response header from upstream, client: IPADDRESS, server: unknown.com, request: "GET / HTTP/1.0", upstream: "http://IPADDRESS:7080/", host: "www.unknown.com"